| Patents for E21B 23 - Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells (12,712) |
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| 07/02/2014 | EP2749730A1 Anchor and Hydraulic Setting Assembly |
| 07/02/2014 | EP2748413A2 Completing underwater wells |
| 07/02/2014 | EP2748412A1 Hydraulically actuated standoff |
| 07/02/2014 | EP2748411A1 A contigency release device that uses right-hand torque to allow movement of a collet prop |
| 07/02/2014 | CN203685152U 一种油气井压裂酸化工艺管柱 Acidification oil gas well fracturing string |
| 07/02/2014 | CN203685091U 一种高原抽油机活塞提出泵筒用装置 One kind of plateau with a pumping piston cylinder device made |
| 07/02/2014 | CN203685090U 一种液压驱动的放射源退扣工具 A hydraulic driven tool radioactive back buckle |
| 07/02/2014 | CN203685089U 一种锁紧环拆卸工具 One kind of lock ring removal tool |
| 07/02/2014 | CN203685088U 放泵卡子及新井放泵装置 Put the pump clips and put new wells pump device |
| 07/02/2014 | CN103899264A 油气井筛管顶部固井完井提拉预应力地锚装置及应用方法 Oil and gas well cementing and completion pulling the top screen of prestressed anchor device and application methods |
| 07/02/2014 | CN103899263A 注入井芯子投送装置及方法 Injection wells core delivery device and method |
| 07/02/2014 | CN101460697B 钻井维护方法和系统 Drilling method and system maintenance |
| 07/01/2014 | US8766641 Determining surface wetting of rock with changing well fluids |
| 07/01/2014 | US8763685 Whipstock assembly and method for low side exit |
| 06/26/2014 | WO2014100255A1 Repetitive pulsed electric discharge apparatuses and methods of use |
| 06/26/2014 | WO2014099658A1 Electronic frame for use with coupled conduit segments |
| 06/26/2014 | WO2014099589A1 Lock assembly with cageless dogs |
| 06/26/2014 | WO2014099588A1 High pressure lock assembly |
| 06/26/2014 | WO2014099390A1 System and method for conveying |
| 06/26/2014 | WO2014099258A1 System and method for positioning equipment for well logging |
| 06/26/2014 | WO2014099210A1 Fabrication and use of well-based obstruction forming object |
| 06/26/2014 | WO2014066126A3 Systems and methods for collecting one or more measurments and/or samples |
| 06/26/2014 | US20140174763 Liner hanger system |
| 06/26/2014 | US20140174762 Method And Apparatus For Pipe-Conveyed Well Logging |
| 06/26/2014 | US20140174761 Downhole Shifting Tool |
| 06/26/2014 | US20140174760 System and method for conveying |
| 06/26/2014 | US20140174759 Downhole Tool Centralizing Pistons |
| 06/26/2014 | US20140174749 Method and apparatus for downhole installation of coiled tubing strings |
| 06/26/2014 | US20140174728 Method and apparatus for a well employing the use of an activation ball |
| 06/26/2014 | US20140174727 Wireline apparatus |
| 06/26/2014 | US20140174716 Petroleum well intervention winch system |
| 06/25/2014 | EP2744971A2 Debris barrier for hydraulic disconnect tools |
| 06/25/2014 | CN203669806U 螺杆泵油管锚 Screw pump tubing anchor |
| 06/25/2014 | CN203669805U 强制解卡洗注两用防垢水力锚 Forced stuck wash Note dual scale hydraulic anchor |
| 06/24/2014 | US8757279 Pipe in pipe piston thrust system |
| 06/24/2014 | US8757278 Sneak path eliminator for diode multiplexed control of downhole well tools |
| 06/24/2014 | US8757276 System and method for connecting communication lines in a well environment |
| 06/24/2014 | CA2837021A1 Liner hanger |
| 06/20/2014 | CA2837499A1 Method and apparatus for downhole installation of coiled tubing strings |
| 06/19/2014 | WO2014093762A1 Coring bit to whipstock systems and methods |
| 06/19/2014 | WO2014093649A1 All purpose pumpdown instrument |
| 06/19/2014 | WO2014093103A1 Modular resistivity logging tool systems and methods |
| 06/19/2014 | WO2014092836A1 Pressure relief-assisted packer |
| 06/19/2014 | WO2014092714A1 Swellable packer construction |
| 06/19/2014 | US20140166369 Gripper assembly for downhole tools |
| 06/19/2014 | US20140166318 Apparatus and methods for retrieving a well packer |
| 06/19/2014 | US20140166315 Lock assembly with cageless dogs |
| 06/19/2014 | US20140166314 High pressure lock assembly |
| 06/19/2014 | US20140166313 Quarter Turn Tension Torque Anchor |
| 06/19/2014 | US20140166312 Multi-Position Weight Down Locating Tool |
| 06/19/2014 | US20140166311 Multi-Position Weight Down Locating Tool |
| 06/19/2014 | US20140166298 Closed-loop hydraulic running tool |
| 06/18/2014 | DE112010001644T5 Frakturierungssystem für offenes Bohrloch Frakturierungssystem for open hole |
| 06/18/2014 | CN203655198U 一种油水井解封钻台 An oil rig wells unblocking |
| 06/18/2014 | CN203655197U 高效投捞器 Efficient and pulling devices |
| 06/17/2014 | US8752636 Tubular handling apparatus |
| 06/17/2014 | CA2828259C Magnetic installation and retrieval tool for fluid lift plungers |
| 06/17/2014 | CA2615543C Wireline entry sub |
| 06/17/2014 | CA2572703C Intervention rod |
| 06/14/2014 | CA2798833A1 Quarter turn tension torque anchor |
| 06/12/2014 | WO2014089150A1 Fold back swell packer |
| 06/12/2014 | WO2014088737A1 Anchoring system and method of anchoring and unanchoring the same |
| 06/12/2014 | WO2014088550A1 Packer setting tool |
| 06/12/2014 | WO2014087153A2 Downhole apparatus and method |
| 06/12/2014 | WO2014086963A1 A downhole tool and downhole system |
| 06/12/2014 | US20140158376 Adjustable hanger system and method |
| 06/12/2014 | US20140158375 Anchoring system and method of anchoring and unanchoring the same |
| 06/12/2014 | US20140158371 Disconnecting tool |
| 06/12/2014 | US20140158350 All purpose pumpdown instrument |
| 06/11/2014 | EP2740886A1 A downhole tool and downhole system |
| 06/11/2014 | EP2740885A2 Wellhead latch and removal systems |
| 06/11/2014 | CN203640673U 预置式堵塞器及其投放、打捞工具 Preset blockage and its delivery, fishing tools |
| 06/11/2014 | CN203640654U 一种水平井倒扣工艺管柱 A horizontal well technology upside down column |
| 06/11/2014 | CN203640645U 基于脉冲发生器的拉拔器 Based on the pulse generator Puller |
| 06/10/2014 | US8746369 Umbilical technique for robotic mineral mole |
| 06/10/2014 | US8746354 Wet connection system for downhole equipment |
| 06/10/2014 | US8746340 Fish-thru screen apparatus and method |
| 06/05/2014 | WO2014085183A1 Casing manipulation assembly with hydraulic torque locking mechanism |
| 06/05/2014 | US20140151070 Packer Setting Tool |
| 06/05/2014 | US20140151025 Packer Setting Tool |
| 06/05/2014 | US20140151019 Magnetic Key for Operating a Multi-Position Downhole Tool |
| 06/04/2014 | EP2737164A1 Downhole line tool assembly and method for use thereof |
| 06/04/2014 | EP2737163A1 Wellbore tool with indexing mechanism and method |
| 06/04/2014 | CN203626713U 胶筒二次增压中心管及井下堵塞装置 Cones secondary pressurized central pipe and downhole plugging device |
| 06/04/2014 | CN203626673U 一种自膨胀封隔器自锁端环 A self-inflatable packer self-locking end rings |
| 06/04/2014 | CN203626672U 一种锚定结构及井下堵塞装置 One kind of anchoring structures and underground plugging device |
| 06/04/2014 | CN203626671U 内推式悬挂器 Push hanger inside |
| 06/04/2014 | CN203626670U 一种连续管井下工具串井口悬挂装置 A continuous tube downhole tool string wellhead suspension |
| 06/04/2014 | CN203626669U 丢手装置及井下堵塞装置 Throwing hand equipment and downhole plugging device |
| 06/04/2014 | CN203626668U 油气井尾管悬挂器防护装置 Wells liner hanger guards |
| 06/04/2014 | CN203626667U 一种无限级压裂喷砂滑套开启工具 An infinite level of fracturing sand sleeve opener |
| 06/04/2014 | CN203626666U 无线随钻测斜仪循环套取出工具 MWD inclinometer cycling jacket removal tool |
| 06/04/2014 | CN203626665U 稠油蒸汽吞吐井暂堵增能处理用的井下送料器 Heavy downhole steam stimulation wells treated with temporary blocking energized feeders |
| 06/04/2014 | CN203626664U 定向遥测随钻测井仪提拉装置 Directional telemetry LWD pulling apparatus |
| 06/04/2014 | CN203626663U Sagd注汽井口闸阀带压更换装置 Sagd pressurized steam injection wellhead valve replacement device |
| 06/04/2014 | CN203626635U 套管引接器 Casing connection of devices |
| 06/04/2014 | CN103835673A Wellbore anchor and isolation system |
| 06/04/2014 | CN102635337B Rapid gas production method implemented after coiled tubing is put in gas well |
| 06/04/2014 | CN102561969B Light and convenient resistance meeting preventive pressured cable lowering conveyor |
| 06/03/2014 | US8739891 Stroker device |