View source for XO Korea/business content/71120000 Well drilling and construction services

{{Korean}}
{{:XO Korea/business server/introduction}}

== List ==
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121001 Oilfield casing hardware services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121002 Oilfield cement lab testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121008 Oilwell lost circulation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121009 Oilfield mud removal services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121010 Plug cement services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121011 Well site pressure pumping services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121012 Oilfield pressure testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121016 Squeeze well cementing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121017 Well water control services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121018 Well cement evaluation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121024 Casing cement services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121000 Cement pumping services/71121025 Other cementing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121101 Acidizing through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121102 Cable installation through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121103 Cementing through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121104 Chemical cutting through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121105 Clean out through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121106 Completion through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121107 Conveying inflatables through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121108 Coring through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121109 Extended reach well services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121110 Fishing through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121111 Fracturing through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121112 High pressure coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121113 Horizontal isolation oilfield services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121114 Logging with coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121115 Milling through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121116 Nitrogen related applications through coiled tubing
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121117 Perforating through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121118 Pipeline or flow line laying services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121119 Pipeline intervention services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121120 Sand control through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121121 Abrasive tubular cleaning services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121122 Well kill through coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121100 Coiled tubing services/71121123 Casing exit with coiled tubing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121201 Conventional coring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121202 Core isolation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121203 Core preservation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121204 Horizontal coring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121205 Oriented coring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121206 Rig site core analysis services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121207 Sponge coring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121208 Wireline retrievable coring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121209 Anti jamming system services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121210 Motor coring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121200 Coring services/71121211 Full closure systems services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121300 Downhole drilling tool services/71121301 Downhole drilling vibration control services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121300 Downhole drilling tool services/71121302 Downhole drilling borehole enlargement services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121300 Downhole drilling tool services/71121303 Downhole drilling reaming and gauge protection services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121300 Downhole drilling tool services/71121304 Downhole drilling torque or drag reduction services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121300 Downhole drilling tool services/71121305 Downhole drilling stuck pipe alleviation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121300 Downhole drilling tool services/71121306 Downhole drilling tubular rental services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121300 Downhole drilling tool services/71121307 Downhole drilling tool repair services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121300 Downhole drilling tool services/71121309 Downhole drilling stabilization services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121400 Oilfield drilling bit services/71121401 Oilfield drilling bit design services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121400 Oilfield drilling bit services/71121402 Oilfield drilling bit hydraulic optimization services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121400 Oilfield drilling bit services/71121403 Oilfield drilling bit planning services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121400 Oilfield drilling bit services/71121404 Oilfield drilling bit recording services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121400 Oilfield drilling bit services/71121405 Oilfield drilling bit repair services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121400 Oilfield drilling bit services/71121406 Oilfield drilling bit footage contracts
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121400 Oilfield drilling bit services/71121407 Well site drilling optimization assistance service
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121400 Oilfield drilling bit services/71121408 Drill bit hydraulic lifting system services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121501 Acoustic measurement when drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121502 Acoustic telemetry when drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121503 Caliper measurement when drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121504 Density measurement when drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121505 Oilfield drilling performance services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121506 Electromagnetic telemetry when drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121507 Formation dip measurement when drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121508 Formation pressure measurement when drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121509 Geologically steered wells
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121510 Geostopping services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121511 Mud logging services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121512 Nuclear magnetic resonance services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121513 Porosity measurement when drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121514 Resistivity measurement when drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121515 Well surveying management services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121500 Drilling measurement services/71121516 Surveying wireline services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121601 Well casing crew service
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121602 Well casing planning services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121603 Well casing milling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121604 Coiled tubing drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121605 Well completion planning services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121606 Conventional well directional drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121607 Well directional drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121608 Well drilling contract development services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121610 Well drilling engineering services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121611 Well drilling mud or fluid services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121612 Well drilling of water intake well services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121613 Well drilling rig monitor services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121614 Well drilling solids control
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121615 Well drilling stabilizing or hole opening services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121616 Well drilling supervision
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121617 Well drilling control services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121618 Well drilling other general services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121619 Extended reach directional well drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121620 Multilateral directional well drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121621 Oil country tubular modification or testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121622 Well drilling pickup or laydown service
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121623 Well drilling pipe storage
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121624 Well drilling pipe threading
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121625 Rat hole well drilling service
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121626 Short radius directional well drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121627 Steerable underreaming while well drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121628 Ultra short radius directional well drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121629 Underbalanced well drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121630 Well planning services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121631 Well redrilling or reworking services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121632 Well drilling deviation control
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121633 Oilfield gravel packing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121634 Oilfield hull systems services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121635 Rig well pulling crew services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121636 Wellhead equipment services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121600 Oil well drilling services/71121637 Sidetracking with whipstock services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121700 Oilfield fishing services/71121701 Oilfield fishing service design services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121700 Oilfield fishing services/71121702 Oilfield fishing service economic evaluation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121700 Oilfield fishing services/71121703 Oilfield fishing service operation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121700 Oilfield fishing services/71121704 Oilfield junk recovery services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121700 Oilfield fishing services/71121705 Oilfield pipe recovery service
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121700 Oilfield fishing services/71121706 Oilfield fishing or drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121800 Artificial lift services/71121805 Plunger lift services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121800 Artificial lift services/71121806 Reciprocating rod lift services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121800 Artificial lift services/71121807 Hydraulic lifting services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121800 Artificial lift services/71121808 Progressive cavity lift CVX services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121800 Artificial lift services/71121809 Well site optimization and automation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121800 Artificial lift services/71121810 Electronic submersible pump lifting services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121800 Artificial lift services/71121811 Other lift systems
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121800 Artificial lift services/71121812 Gas lift Services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121900 Downhole fluid services/71121901 Downhole fluid evaluation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121900 Downhole fluid services/71121902 Downhole fluid laboratory services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121900 Downhole fluid services/71121903 Downhole fluid sampling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71121900 Downhole fluid services/71121904 Downhole fluid engineering services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122000 Well perforating services/71122001 Coiled tubing well perforating services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122000 Well perforating services/71122002 Slickline well perforating services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122000 Well perforating services/71122003 Through tubing well perforation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122000 Well perforating services/71122004 Tubing conveyed well perforating services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122000 Well perforating services/71122005 Wireline well perforating services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122000 Well perforating services/71122006 Well tubing puncher services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122101 Acid sand control pumping services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122102 Sand control blending services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122103 Cleaning fluid sand control services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122104 Completion fluid sand control services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122105 Well consolidation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122107 Fracturing fluid sand control services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122108 Fracturing pre frac design testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122109 General/miscellaneous sand control services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122110 Gravel carrier fluid sand control services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122111 Sand control lab testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122112 Multizone sand control services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122113 Sand control monitoring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122114 Sand control temporary isolation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122115 Well tool redressing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122100 Oilfield sand control services/71122116 Non fracturing sand control pumping services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122200 Slickline services/71122201 Slickline fishing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122200 Slickline services/71122202 Slickline lifting services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122200 Slickline services/71122203 Slickline manipulation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122200 Slickline services/71122204 Slickline completion services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122200 Slickline services/71122205 Slickline logging services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122200 Slickline services/71122206 Slickline mechanical services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122200 Slickline services/71122207 Slickline pipe recovery services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122300 Subsea well services/71122301 Subsea well diving services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122300 Subsea well services/71122302 Subsea well remote operation vehicle rov services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122300 Subsea well services/71122303 Subsea well fixturing or test equipment services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122300 Subsea well services/71122304 Subsea well intervention or completion services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122300 Subsea well services/71122305 Subsea well safety test tree services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122300 Subsea well services/71122306 Subsea well equipment maintenance services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122300 Subsea well services/71122307 Subsea dredging trenching and excavation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122300 Subsea well services/71122308 Subsea pipe laying and cable laying services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122400 Well testing services/71122407 Drill stem testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122400 Well testing services/71122408 Periodic well testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122400 Well testing services/71122409 Surface well testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122400 Well testing services/71122410 Underbalanced testing while drilling services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122500 Water or gas control services/71122501 Water or gas control design services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122500 Water or gas control services/71122502 Water or gas control evaluation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122500 Water or gas control services/71122503 Water or gas control isolation services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122500 Water or gas control services/71122504 Water or gas control testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122500 Water or gas control services/71122505 Water or gas testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122500 Water or gas control services/71122506 Flare services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122600 Well completion services/71122601 Cased hole well completion services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122600 Well completion services/71122602 Well completion fluids services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122600 Well completion services/71122605 Gas lift well completion services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122600 Well completion services/71122606 Intelligent well completion services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122600 Well completion services/71122608 Multilateral well completion services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122600 Well completion services/71122610 Sand control well completion services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122600 Well completion services/71122614 Liner running services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122600 Well completion services/71122615 Open hole completion services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122600 Well completion services/71122616 Expandable pipe/screen well completion services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122700 Well maintenance services/71122701 Oil well platform maintenance services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122700 Well maintenance services/71122702 Oilfield pumping unit maintenance services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122700 Well maintenance services/71122703 Oilfield rod pump repair services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122700 Well maintenance services/71122704 Oilfield snubbing service
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122700 Well maintenance services/71122705 Oilfield sucker rod maintenance services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122700 Well maintenance services/71122706 Well swabbing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122700 Well maintenance services/71122707 Oilfield tubing anchor services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122700 Well maintenance services/71122708 Oilfield pump mechanic services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122700 Well maintenance services/71122709 Downhole tool maintenance services.
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122700 Well maintenance services/71122710 Oilfield tubular maintenance services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122800 Well monitoring services/71122801 Downhole recording services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122800 Well monitoring services/71122802 Well flow monitoring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122800 Well monitoring services/71122803 Oil or gas well monitoring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122800 Well monitoring services/71122804 Well site phase monitoring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122800 Well monitoring services/71122805 Well site pump monitoring services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122800 Well monitoring services/71122806 Well site surface data acquisition services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122800 Well monitoring services/71122807 Well site surface readout services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122800 Well monitoring services/71122808 Well site surface recording services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122800 Well monitoring services/71122810 Subsurface well testing services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122900 Oilfield rigs/71122901 Deepwater oilfield rig services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122900 Oilfield rigs/71122902 Jackup oilfield rig services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122900 Oilfield rigs/71122903 Barge oilfield rig services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122900 Oilfield rigs/71122904 Land oilfield rig services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71122900 Oilfield rigs/71122905 Platform oilfield rig services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71123000 Integrated services/71123001 Management and provision of all facilities engineering modification and maintenance services for a site or platform
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71123000 Integrated services/71123002 Management and operation of all facilities, engineering, modification and maintenance services for site or platform
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71123000 Integrated services/71123003 Hydrocarbon reservoir development and production services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71123000 Integrated services/71123004 Well management/construction services
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71123000 Integrated services/71123005 Management and provision of all catering, cleaning, office and security services at location or platform
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71123000 Integrated services/71123006 Field development
* [[XO Korea/business content/71000000 Mining and oil and gas services/71120000 Well drilling and construction services/71123000 Integrated services/71123007 Integrated field rehabilitation services