Patents
Sitemap › E21 - Earth or rock drilling; Mining › E21B - Earth or rock drilling; Obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells › E21B 17 - Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Casings; Tubings
Patents for E21B 17 - Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Casings; Tubings (27,800)
07/2014
07/31/2014US20140209322 Torque wrench system having multiple torque stations
07/31/2014US20140209313 Mechanical Filter for Acoustic Telemetry Repeater
07/31/2014US20140209296 Tube locking mechanism for downhole components
07/30/2014EP2758627A2 Method for real-time monitoring and transmitting hydraulic fracture seismic events to surface using the pilot hole of the treatment well as the monitoring well
07/30/2014EP2758623A2 Composite limit collar
07/30/2014EP2758622A1 Adjustable fracturing head and manifold system
07/30/2014CN203742582U 杆管测量调节工具 Pipe measuring rod adjustment tool
07/30/2014CN203742574U 隔热油套管完井管柱 Insulation oil casing completion string
07/30/2014CN203742492U 长螺旋桩机钻杆用接杆装置 Long spiral pile driver drill with Arbors device
07/30/2014CN203742480U 防卡套管引鞋装置 Anti-tubing guide shoe device
07/30/2014CN203742479U 套管扶正装置 Casing centralizer device
07/30/2014CN203742478U 一种盲天井钻机的钻杆稳定器 A Blind patio drill rig stabilizer
07/30/2014CN203742477U 液压调径扶正器 Hydraulic adjustment path centralizer
07/30/2014CN203742476U 风钻点眼防护器 Pneumatic drill, eye protectors
07/30/2014CN203742475U 一种超高压气井用无接箍特殊油套管接头 EHV gas couplings with no special oil spigot
07/30/2014CN203742474U 具有直角螺纹的油井管及接箍 OCTG and threaded couplings with a right angle
07/30/2014CN203742473U 一种非开挖钻杆的螺纹扣结构 A non-excavation of the drill pipe thread buckle structure
07/30/2014CN203742472U 一种与电缆鱼雷和加重杆快速连接机构 One kind of torpedoes and heavier rod with cable quick connect mechanism
07/30/2014CN203742471U 螺旋齿v 形防偏磨接箍 V-shaped anti-helical eccentric wear collars
07/30/2014CN203742470U 一种用于钻井的连续循环短节 A short section of a continuous cycle for drilling
07/30/2014CN103958820A 可调节的压裂头和歧管系统 Adjustable head and manifold system fracturing
07/30/2014CN103958819A 包括至少两个水平高度的多重柔性海底到海面连接装置 Comprising at least two multi-level height to the surface of the flexible connecting means undersea
07/30/2014CN103958818A 浮力补偿元件和方法 Buoyancy compensation device and method
07/30/2014CN103958817A 提升器组件及提供提升器组件的方法 Riser assembly and method provide a riser assembly
07/30/2014CN103953331A 一种自钻式煤层瓦斯压力原位测定装置 A self-drilling coal seam gas pressure measuring device in situ
07/30/2014CN103953295A 螺杆钻具传动轴锁紧装置 Screw drill the shaft locking device
07/30/2014CN103953294A 管柱落井防礅装置 Anti-pan into the fire column stone block device
07/30/2014CN103953293A 螺杆钻具减震导流器 Screw drill damping deflector
07/30/2014CN103953292A 紧固无间隙型钻杆接头 Gapless type fastening tool joints
07/30/2014CN103953291A 一种三棱圆弧凸棱摩擦焊接式钻杆及其焊接方法 One kind of Tri-arc ridge drill pipe friction welding and soldering methods
07/30/2014CN103953290A 一种实现螺纹连接式螺旋钻杆抱钻反转抽出装置 An implementation hold threaded screw drill drill reverse extraction device
07/30/2014CN103953289A 一种深水测试井口管柱连接器 Deep water column test wellhead connector
07/30/2014CN103953288A 一种除屑型岩心钻杆 Except one kind of core drill cuttings type
07/30/2014CN103953282A 长螺旋方孔钻机 Long spiral square hole drill
07/30/2014CN103953280A 一种公路桥梁桩基水钻成孔装置及钻孔方法 One kind of highway bridge pile into the hole diamond drilling apparatus and method
07/29/2014US8789610 Methods of casing a wellbore with corrodable boring shoes
07/29/2014US8789605 Riser clamp
07/29/2014CA2750697C Retractable joint and cementing shoe for use in completing a wellbore
07/29/2014CA2652275C A female part and method for manufacturing female parts
07/29/2014CA2582355C Reinforcing matrix for spoolable pipe
07/29/2014CA2565220C Apparatus and method for installing wellbore string devices
07/25/2014DE202014005296U1 Gestängeschuss und Gestängeschusssystem Linkage and linkage shot shot system
07/24/2014WO2014113744A1 Liner top test tool and method of use
07/24/2014WO2014113315A1 Casing drilling assembly
07/24/2014WO2014113265A1 Systems and methods for facilitating oil flow in relation to rotor bearings
07/24/2014WO2014113140A1 Downhole anchoring systems and methods of using same
07/24/2014WO2014085314A3 Tubular connection with helically extending torque shoulder
07/24/2014WO2014014391A3 Sealed threaded joint for tubing pipes
07/24/2014US20140203556 Assembly for producing a threaded joint for the drilling and operation of hydrocarbon wells, and resulting threaded joint
07/24/2014DE102014100211A1 Erdlochbohrvorrichtung Erdlochbohrvorrichtung
07/23/2014EP2757228A1 Rotating continuous flow sub
07/23/2014EP2756160A1 Redeployable subsea manifold-riser system
07/23/2014EP2756155A1 Assembly for producing a threaded joint for the drilling and operation of hydrocarbon wells, and resulting threaded joint
07/23/2014EP2756154A2 Downhole gauge assembly
07/23/2014CN203730057U 一种煤层瓦斯抽采管装置 One kind of coal seam gas drainage tube device
07/23/2014CN203729984U 一种钻杆的信号传输结构 Signal transmission structure of a drill
07/23/2014CN203729966U 套管热应力补偿器 Sleeve thermal stress compensation
07/23/2014CN203729914U 长螺旋钻机钻杆自动卡紧装置 Long auger drill automatic clamping device
07/23/2014CN203729909U 防偏磨旋转支撑装置 Anti-rotation support means eccentric wear
07/23/2014CN203729908U 一种扶正器 One kind of centralizers
07/23/2014CN203729907U 一种油管旋转器 One kind of tubing rotators
07/23/2014CN203729906U 滚动型钻具接头 Scroll-type tool joints
07/23/2014CN203729905U 旋挖钻机动力头的减震机构 Rotary drilling rig power head damping mechanism
07/23/2014CN203729904U 一种防喷脱接器密封释放机构 One kind BOP sealing off connector release mechanism
07/23/2014CN203729903U 一种极高抗扭螺纹连接装置 A high torsional threaded connector
07/23/2014CN203729902U 高效螺旋防丢销钻杆 Efficient anti-lost pin spiral drill
07/23/2014CN203729901U 无缝隙防腐耐磨复合油管联接结构 Seamless corrosion resistant composite pipe coupling structure
07/23/2014CN203729900U 防喷找水喇叭口接头 BOP find water flare fittings
07/23/2014CN203729899U 真空隔热油管接箍 Vacuum insulated tubing couplings
07/23/2014CN203729898U 一种钻杆进回水管接头 One kind of drill pipe into the return pipe fittings
07/23/2014CN203729897U 一种石油开采耐磨光杆 A petroleum exploration wearable light pole
07/23/2014CN203729896U 一种超前探水三棱钻杆 One kind of ahead of the Tri-water exploration drill
07/23/2014CN203729895U 螺杆钻具井下防掉装置 Screw drill underground anti-out device
07/23/2014CN203729894U 修井钻塞管柱 Workover drill string stopper
07/23/2014CN203729880U 旋挖钻机入岩激振装置减振器 Rotary drilling rig into the rock exciting means damper
07/23/2014CN103939128A 瓦斯抽采管钻送方法 Gas drainage tube feeding method drill
07/23/2014CN103939074A 一种定向扩大煤层裂纹规模的钻杆及其使用方法 As a directional drill to expand the size of the crack seam and method of use
07/23/2014CN103939049A 一种井筒防落物装置 One kind of device wellbore FOPS
07/23/2014CN103939031A 一种防腐防偏磨抽油杆结箍 One kind of corrosion resistance and wear of rod knot cuff
07/23/2014CN103939030A 一种用于保护牙轮钻机钻具的稳杆器 A method for protecting the stability of rotary drill drill rod device
07/23/2014CN103939029A 螺旋桩机用伸缩节 Helical pile with expansion joints
07/23/2014CN103939028A 一种防泥浆喷射的钻杆连接装置 A drill mud sprayed anti-connecting device
07/23/2014CN103939027A 减震减噪的冲击钻杆结构 The impact of structural damping noise of the drill pipe
07/23/2014CN103938094A 一种超高强度高韧性石油套管及其制造方法 An ultra-high strength and high toughness oil casing and its manufacturing method
07/23/2014CN102839324B 一种高频电阻焊石油套管用钢、套管及其制造方法 A high-frequency electric resistance welded steel oil pipe, casing and its manufacturing method
07/22/2014US8783366 Article of manufacture having a sub-surface friction stir welded channel
07/22/2014US8783362 Bellows type adjustable casing
07/22/2014US8783359 Apparatus and system for processing solids in subsea drilling or excavation
07/22/2014US8783358 Methods and systems for circulating fluid within the annulus of a flexible pipe riser
07/22/2014US8783348 Secondary flow path module, gravel packing system including the same, and method of assembly thereof
07/22/2014US8783344 Integral wear pad and method
07/22/2014CA2746522C Bottom hole assembly with ported completion and methods for fracturing therewith
07/22/2014CA2525958C Composite coiled tubing end connector
07/17/2014WO2014110441A2 Apparatus and methods of running casing
07/17/2014WO2014109868A1 Liner hanger/packer apparatus with pressure balance feature on anchor slips to facilitate removal
07/17/2014WO2014109855A1 System and method to generate three-dimensional mapping of a tubular component layout
07/17/2014WO2014109753A1 Protection assembly for downhole wet connectors
07/17/2014WO2014109750A1 Reciprocating debris exclusion device for downhole connectors
07/17/2014WO2014108756A1 Galling resistant drill pipe tool joint and corresponding drill pipe
07/17/2014WO2014107813A1 System, method and apparatus for a flexible joint for a downhole drilling motor
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 ... 278