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 43 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
Patents for E21B 43 - Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells (64,186)
08/2014
08/19/2014US8807215 Method and apparatus for remote zonal stimulation with fluid loss device
08/19/2014US8807214 Microwave-promoted desulfurization of crude oil
08/19/2014US8807213 Pressure limiting device for well perforation gun string
08/19/2014US8807206 Perforating gun debris retention assembly and method of use
08/19/2014US8807205 Gravel packing apparatus having a rotatable slurry delivery subassembly
08/19/2014US8807003 Perforating gun assembly and method for controlling wellbore pressure regimes during perforating
08/19/2014CA2829080C Tubing hanger-production tubing suspension arrangement
08/19/2014CA2792215C Methods relating to improved stimulation treatments and strengthening fractures in subterranean formations
08/19/2014CA2791758C Fracturing a stress-altered subterranean formation
08/19/2014CA2773019C Method and apparatus for preparing fracturing fluids
08/19/2014CA2752371C Multi-sleeve plunger for plunger lift system
08/19/2014CA2690105C Apparatus and method for downhole steam generation and enhanced oil recovery
08/19/2014CA2649504C Methods of evaluating undersaturated coalbed methane reservoirs
08/19/2014CA2570719C Heated separation system for well fluids
08/19/2014CA2533271C Modeling, simulation and comparison of models for wormhole formation during matrix stimulation of carbonates
08/14/2014WO2014124455A1 Method for detecting and quantifying fracture interaction in hydraulic fracturing
08/14/2014WO2014124363A2 Method of fracturing subterranean formations with crosslinked fluid
08/14/2014WO2014124309A1 Improvements for hydraulic pump for subsea service
08/14/2014WO2014124183A1 Multi-path multi-stage erosion-resistant valve for downhole flow control
08/14/2014WO2014124148A1 Multi-component diffuser assembly
08/14/2014WO2014124094A1 Invert emulsion gravel pack fluid and method
08/14/2014WO2014123655A2 Downhole injector insert apparatus
08/14/2014WO2014123640A1 Reservoir segment evaluation for well planning
08/14/2014WO2014123539A1 Electronic control multi-position icd
08/14/2014WO2014123533A1 Crimped nozzle for alternate path well screen
08/14/2014WO2014123510A1 Methods of controlling the dynamic pressure created during detonation of a shaped charge using a substance
08/14/2014WO2014123508A1 An initiator having an explosive substance of a secondary explosive
08/14/2014WO2014122496A1 System and method for temporarily sealing a bore hole
08/14/2014WO2014122495A1 System and method to initiate permeability in bore holes without perforating tools
08/14/2014WO2014122459A2 Downhole tool and method
08/14/2014WO2014099306A3 Flow control assemblies for downhole operations and systems and methods including the same
08/14/2014WO2014090633A9 Device and method for stimulating and cleaning a fluid-charged bore hole
08/14/2014WO2014037141A3 A containment system and a method for using said containment system
08/14/2014WO2013134538A8 Portable device and method for field testing proppant
08/14/2014US20140225415 Traveling undercut solution mining systems and methods
08/14/2014US20140224502 Wellbore fluid lift apparatus
08/14/2014US20140224498 System and Method to Improve Operation of Hydraulic Pump for Subsea Service
08/14/2014US20140224495 Hydrocarbon fluid flow improver
08/14/2014US20140224494 Solid Chemical Well Treatment
08/14/2014US20140224493 Distributing a Wellbore Fluid Through a Wellbore
08/14/2014US20140224492 Wellbore Servicing Compositions and Methods of Making and Using Same
08/14/2014US20140224491 System and process for recovering hydrocarbons using a supercritical fluid
08/14/2014US20140224490 Composition and method for enhanced hydrocarbon recovery
08/14/2014US20140224486 Gravel packer assembly and method
08/14/2014US20140224485 Invert Emulsion Gravel Pack Fluid and Method
08/14/2014US20140224484 Use of carbon dioxide soluble nonionic surfactants for enhanced crude oil recovery
08/14/2014US20140224483 Hydrocarbon mobility and recovery through in-situ combustion with the addition of ammonia
08/14/2014US20140224480 Electrorheological or magnetorheological compositions for treatment of subterranean formations and methods of using the same
08/14/2014US20140224472 Apparatus for heating hydrocarbons with rf antenna assembly having segmented dipole elements and related methods
08/14/2014US20140223894 Apparatus and Method for Operating a Subsea Compression System
08/13/2014EP2764205A1 Method for detecting and mitigating drilling inefficiencies
08/13/2014EP2764204A1 Apparatus and methods utilizing nonexplosive energetic materials for downhole applications
08/13/2014EP2764203A1 Re-latch mechanism for wellbore liner system
08/13/2014EP2764202A2 Methods for improving coatings on downhole tools
08/13/2014EP2764201A1 Systems and methods for subsurface oil recovery optimization
08/13/2014EP2764068A1 Reinforcing amorphous pla with solid particles for downhole applications
08/13/2014EP2764042A1 Swellable elastomeric polymer materials
08/13/2014CN203773343U 抽油机皮带、螺丝远程无线监测报警仪 Pumping belt, screw remote wireless monitoring and alarms
08/13/2014CN203773339U 抽油机智能节电控制装置 Pumping intelligent power control device
08/13/2014CN203773281U 一种基于最佳冲次辨识的抽油机智能控制系统 An optimal identification of stroke pumping unit based Intelligent Control System
08/13/2014CN203770926U 平面旋转注汽补偿器 Plane rotation compensation steam injection
08/13/2014CN203770103U 反馈式注汽抽油泵 Feedback steam injection pump
08/13/2014CN203769841U 井下瓦斯抽放气水分离集气装置 Underground gas drainage gas-water separator gas collection system
08/13/2014CN203769767U 水平井物理模拟实验装置 Horizontal wells physical simulation device
08/13/2014CN203769757U 电驱水下应急安全控制系统 Electric drive underwater emergency safety control system
08/13/2014CN203769754U 一种液气分离器 One kind of liquid-gas separator
08/13/2014CN203769753U 双封隔器式采下注上海上用大流量井下油水分离器 Dual packer style adopted by a large flow of betting on Shanghai downhole oil-water separator
08/13/2014CN203769752U 一种页岩油气分离开采系统 One kind of exploitation of shale oil and gas separation systems
08/13/2014CN203769751U 蠕动泵式作业现场污油回收装置 Peristaltic pump jobsite waste oil recovery
08/13/2014CN203769750U 气液净化装置 Gas and liquid purification devices
08/13/2014CN203769749U 一种高效防蜡降粘增油装置 An efficient means of increasing oil viscosity paraffin
08/13/2014CN203769748U 一种电驱动混砂车 An electrically driven Blender
08/13/2014CN203769747U 一种井口内的收球器 Received the ball is within a wellhead
08/13/2014CN203769746U 不动管柱多段压裂分层验封管柱 Tubing stratified multi-stage fracturing test string closure
08/13/2014CN203769745U 在线连续混配车 Online continuous compounding car
08/13/2014CN203769744U 一种旋流混相加重装置 One kind of swirl miscible heavier devices
08/13/2014CN203769743U 一种空心可调井下配水器 One kind of hollow adjustable underground water distribution
08/13/2014CN203769742U 三腔分层采集、输出采油装置 Three layered collection chamber, oil output device
08/13/2014CN203769741U 压力缓冲工具 Pressure buffer tool
08/13/2014CN203769740U 海上油气田开采系统 Offshore oil and gas production systems
08/13/2014CN203769739U 常规游梁抽油机平衡块快速调节装置 Conventional beam pumping weights quick adjustment device
08/13/2014CN203769738U 一种悬点移动式抽油机 A suspended point mobile pumping
08/13/2014CN203769737U M型曳引数字化抽油机 M-type traction digitized pumping
08/13/2014CN203769736U 一种双井互平衡液压抽油机液压系统 One kind of balance each other shuangjing hydraulic pumping hydraulic system
08/13/2014CN203769735U 卡瓦式卸载器 Slip type unloader
08/13/2014CN203769734U 一种新型气平衡式液压抽油机 A new hydraulic pumping gas balance
08/13/2014CN203769733U 喷射排液雾化器 Drain jet nebulizer
08/13/2014CN203769732U 一种页岩油抽吸运输装置 One kind of transport shale oil suction device
08/13/2014CN203769731U 液压抽油机及其液压支架 Hydraulic pumping unit and hydraulic support
08/13/2014CN203769730U 高原机测电流指示装置 Plateau machine measuring current indication device
08/13/2014CN203769729U 一种活塞滚动摩擦抽油机 One kind of rolling friction piston pumping
08/13/2014CN203769726U 多功能可调式混加装置 Adjustable mix plus multifunction device
08/13/2014CN203769719U 一种井下投捞阀 A downhole valve cast fishing
08/13/2014CN203769709U 带压作业注水打开堵塞器 Work under pressure to open clogged water filter
08/13/2014CN103987917A 使用穿过聚集的喷砂射孔的支撑剂脉冲供送的水力压裂 Using the pulse passes through the proppant sand aggregate perforated feeding hydraulic fracturing
08/13/2014CN103987916A 制造电缆的、特别是感应电缆的具有被绝缘材料围绕的导体的电缆芯线的方法以及电缆芯线和电缆 The manufacture of the cable, in particular the induction of the cable having a conductor surrounded by an insulating material of the cable core and the cable core and the method of cable
08/13/2014CN103987915A 用于绝缘导线的一体式接合头 Integral to the insulated wire engaging head
08/13/2014CN103987912A 增产方法 Yield Methods
08/13/2014CN103984300A 一种高效的抽油机变频节能方法 An efficient method of pumping frequency energy
08/13/2014CN103983153A 壳体环向非连续聚能射流致裂器 Central to the case of non-continuous Shaped fracturing is
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