| Patents for E21B 19 - Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables (17,198) |
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| 02/23/2012 | WO2011150363A4 Deepwater completion installation and intervention system |
| 02/23/2012 | WO2011120627A3 Method and apparatus for supplying drill pipes to and removing them from a drilling apparatus |
| 02/23/2012 | US20120043094 Packoff With Internal Lockdown Mechanism |
| 02/23/2012 | US20120043071 Interlock system for tubular running tools |
| 02/23/2012 | DE10341437B4 Bohrgerät mit Gestängemagazin und Gestängemanipuliervorrichtung With drill rod magazine and Gestängemanipuliervorrichtung |
| 02/23/2012 | CA2808358A1 Well intervention |
| 02/23/2012 | CA2808255A1 Centraliser |
| 02/22/2012 | EP2419359A1 Hoisting device |
| 02/22/2012 | EP2126268B1 Rig engine control |
| 02/22/2012 | CN202148876U Storage system for continuous oil pipe |
| 02/22/2012 | CN202147734U Coiled tubing semitrailer loaded with vehicle-mounted crane |
| 02/22/2012 | CN102359360A Stepless speed regulation type oil pump |
| 02/22/2012 | CN102359351A Hydraulic control system for continuous pipe tripping device |
| 02/22/2012 | CN102359346A Lunar soil deep drilling sample recycling mechanism |
| 02/22/2012 | CN101798909B 海洋浮式钻井平台钻柱升沉补偿装置 Floating drilling platforms drillstring Heave Compensated |
| 02/22/2012 | CN101517190B 钻头更换器 Drill changer |
| 02/21/2012 | US8118106 Flowback tool |
| 02/21/2012 | US8118091 End protector system for tubular goods |
| 02/21/2012 | CA2611644C Hydraulic system for a power tong |
| 02/16/2012 | WO2012021555A2 Fill up tool |
| 02/16/2012 | WO2012021066A1 A method and device for stabilizing a conductor in a submerged conductor guide |
| 02/16/2012 | WO2011128355A3 System for installing and testing subsea wellhead equipment |
| 02/16/2012 | WO2011109075A9 Dual top drive systems and methods |
| 02/16/2012 | WO2011107889A3 Coiled tubing injector assembly |
| 02/16/2012 | WO2011089384A3 Coiled tubing compensation system |
| 02/16/2012 | WO2011083320A3 Electric subsea coiled tubing injector apparatus |
| 02/16/2012 | US20120039688 Pipe handling system, apparatus and method |
| 02/16/2012 | CA2807650A1 Fill up tool |
| 02/15/2012 | EP2013436B1 Top drive apparatus |
| 02/15/2012 | CN202144730U 一种连续油管工具卡板装置 A continuous tubing tool pallets device |
| 02/15/2012 | CN102352729A Device for quickly delivering tool for quickly spraying |
| 02/14/2012 | US8113762 Horizontal pipe storage and handling system |
| 02/14/2012 | US8113291 Leak detection method for a rotating control head bearing assembly and its latch assembly using a comparator |
| 02/14/2012 | US8113275 Multipart frac head with replaceable components |
| 02/13/2012 | CA2713051A1 Pipe handling system, apparatus and method |
| 02/09/2012 | WO2012018937A2 Control line installation unit |
| 02/09/2012 | WO2012018515A1 Method and apparatus for controlling the flow of fluids from a well below the surface of the water |
| 02/09/2012 | WO2012016947A2 Method and system for performing well operations |
| 02/09/2012 | WO2012016765A2 A method and a system for controlling movements of a free-hanging tubular |
| 02/09/2012 | US20120031628 Torque sub for use with top drive |
| 02/09/2012 | US20120031627 Control Line Installation Unit |
| 02/09/2012 | CA2807146A1 Control line installation unit |
| 02/09/2012 | CA2804088A1 A method and a system for controlling movements of a free-hanging tubular |
| 02/09/2012 | CA2748054A1 Methods and systems for assembly of fiberglass reinforced sucker rods |
| 02/08/2012 | EP2415960A2 Continuous flow drilling systems and methods |
| 02/08/2012 | EP2414618A2 Raise-assist and smart energy system for a pipe handling apparatus |
| 02/08/2012 | EP2414617A2 Device for use in a fluid exploitation well, exploitation equipment, and associated method |
| 02/08/2012 | EP2414616A2 A rig for wellbore operations |
| 02/08/2012 | CN202140360U 气动套管吊卡气路控制总成 Pneumatic Casing Elevator pneumatic control assembly |
| 02/08/2012 | CN202140075U 井下两次点火射孔系统 Downhole perforating twice ignition system |
| 02/08/2012 | CN202140052U Continuous oil pipe operation device |
| 02/08/2012 | CN202140051U Novel injection head overturn device |
| 02/08/2012 | CN202140050U 自动装卸钻具装置 Automatic loading and unloading drill equipment |
| 02/08/2012 | CN202140049U 一种用于钻机的钻杆处理装置 A drill pipe handling apparatus for drilling rigs |
| 02/08/2012 | CN202140048U 结构改良的钻井动力钳 Structure improved drilling power tongs |
| 02/08/2012 | CN202140047U 钻杆上下钻台自动作业装置 Drill rig down automatic working device |
| 02/08/2012 | CN202140046U 钻机卡盘的快换卡瓦结构 Drill chuck quick Grip |
| 02/08/2012 | CN202140045U 自重式钻杆夹持器 Weight drill pipe holder |
| 02/08/2012 | CN202140044U 钻机给进板式链条的张紧及预警机构 Rig feed plate chain tensioner and early warning mechanism |
| 02/08/2012 | CN202140043U 一种岩心钻机的横梁结构 Beam structure of a core drilling rig |
| 02/08/2012 | CN202140042U 钻杆快速提引器 Quick mention drill is cited |
| 02/08/2012 | CN202140019U 多用途岩心钻机 Multipurpose Core Drill |
| 02/07/2012 | US8109338 Pipe section guide system with flexible member |
| 02/07/2012 | US8109179 Power tong |
| 02/07/2012 | CA2702187C Equalized load distribution slips for spider and elevator |
| 02/02/2012 | WO2012015641A2 Installation of tubular strings with lines secured thereto in subterranean wells |
| 02/02/2012 | WO2012015551A1 Tubing hanger assembly with single trip internal lock down mechanism |
| 02/02/2012 | US20120027541 Pipe-handling apparatus and methods |
| 02/02/2012 | US20120024603 Apparatus for a pipe string of a geological drill hole, pipe string, method for operating a geological drilling gear and method for producing a pipe string for a geological drill hole |
| 02/02/2012 | US20120024545 Installation of tubular strings with lines secured thereto in subterranean wells |
| 02/02/2012 | US20120024544 Apparatus and method for depth referencing downhole tubular strings |
| 02/02/2012 | US20120024543 Electric submersible pump, tubing and method for borehole production |
| 02/02/2012 | US20120024539 Rotary coil tubing drilling and completion technology |
| 02/02/2012 | US20120024538 Christmas tree installation using coiled tubing injector |
| 02/02/2012 | DE102010049415B3 Device for horizontal bearing and providing of drilling rod in borehole in ground, has guiding rollers pressed at ends of drilling rod or portion of rod, and driven in symmetrical manner, where rod is protruded out from compartments |
| 02/02/2012 | CA2806184A1 Installation of tubular strings with lines secured thereto in subterranean wells |
| 02/01/2012 | EP1236005B2 Cable tensioning device for bursting/flaring devices |
| 02/01/2012 | CN202132022U 悬绳器式抽油机载荷传感器 Hanging rope pumping unit load sensor |
| 02/01/2012 | CN202132001U 连续油管夹持器 Coiled tubing holder |
| 02/01/2012 | CN202132000U Novel heavy-load injection head |
| 02/01/2012 | CN202131999U 一种油套管上扣扭矩精确测控装置 Buckle accurate torque measurement and control device on an oil casing |
| 02/01/2012 | CN202131998U 钻杆无损探伤装置 Drill nondestructive testing device |
| 02/01/2012 | CN202131997U 开合式钻杆托 Retractable drill care |
| 02/01/2012 | CN202131996U 旋挖钻机钢丝绳牵引装置 Rotary drilling rig rope traction device |
| 02/01/2012 | CN202131995U 旋挖钻机钢丝绳加压系统 Rotary drilling rig rope pressurization system |
| 02/01/2012 | CN202131994U 新型抽油机光杆卡子 The new pumping rod clamp |
| 02/01/2012 | CN202131037U Rapid releasing interflow fuel-return regeneration system of main winch of rotary drilling rig |
| 02/01/2012 | CN101614114B 自捞型防顶卡瓦 Since the fishing type anti-slip top |
| 01/31/2012 | CA2492209C Tubular slip device and method |
| 01/26/2012 | WO2012012559A2 Inflatable restraint system |
| 01/26/2012 | WO2012012326A1 Fingerboard latch detection system |
| 01/26/2012 | WO2012012193A1 Method and system for sealing a wellbore |
| 01/26/2012 | WO2012012192A1 System and method for sealing a wellbore |
| 01/26/2012 | WO2012012024A2 Outer casing string and method of installing same |
| 01/26/2012 | US20120020758 Drilling Rig Pipe Transfer Systems and Methods |
| 01/26/2012 | US20120018222 Inflatable Restraint System |
| 01/26/2012 | US20120018174 Method And Apparatus For Controlling The Flow Of Fluids From A Well Below The Surface Of The Water |
| 01/26/2012 | US20120018173 Wellbore tool with exhangable blades |
| 01/26/2012 | US20120018171 Outer Casing String and Method of Installing Same |
| 01/26/2012 | US20120018164 Clamp for a well tubular |