| 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) |
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| 12/07/2011 | CN202064901U 减缓抽油泵上部油管弯曲的分采管柱 Slowing the upper pump tubing string bending points collected |
| 12/07/2011 | CN202064900U 抽油机安全勾操纵装置 Pumping safety hook manipulator |
| 12/07/2011 | CN202064899U 节能式的抽油机 Energy-saving type of pumping |
| 12/07/2011 | CN202064884U 补偿自锁封隔器 Compensation for self-locking packer |
| 12/07/2011 | CN202064879U 一种井下封隔套 A downhole packer sleeve |
| 12/07/2011 | CN202064832U 超短半径径向高压水射流复式钻井、完井工具 Ultrashort radius radial pressure water jet double drilling, completion tools |
| 12/07/2011 | CN202064396U 双泵密闭稳压供水装置 Regulators closed two-pump water supply system |
| 12/07/2011 | CN102272418A 用于估计sagd过程特性的方法 The method used to estimate the characteristics of the process sagd |
| 12/07/2011 | CN102272417A 用于使用可得到的废热从水合物储层中生产烃的方法和系统 Using waste heat available for the production of hydrocarbons from hydrate reservoirs method and system |
| 12/07/2011 | CN102272416A 不粘设备 Non-stick device |
| 12/07/2011 | CN102272415A 评估、设计和优化原位生物转化过程的方法 Evaluation, design and optimization of in-situ biological conversion process method |
| 12/07/2011 | CN102272414A 优化具有流动障碍物的储层中的井产量的方法 Well production flow optimization method has obstacles in the reservoir |
| 12/07/2011 | CN102272413A 环形屏障和环形屏障系统 Annular ring barrier and barrier systems |
| 12/07/2011 | CN102268985A 一种连续混配车快速填装粉料系统 A continuous compounding car quickly filled powder system |
| 12/07/2011 | CN102268984A 一种复合热载体发生器的雾化装置 A composite thermal atomization device carrier generator |
| 12/07/2011 | CN102268983A 一种浅油藏提高稠油采收率的混合开采方法 A shallow reservoir hybrid mining methods to improve recovery of heavy oil |
| 12/07/2011 | CN102268982A 湿蒸汽等干度分配器 Such as dryness of wet steam distributor |
| 12/07/2011 | CN102268981A 小排量涡轮流量测量短节 Small displacement turbo spool flow measurement |
| 12/07/2011 | CN102268980A 双作用机制降低岩石微孔道水流阻力的方法 Double-acting mechanism to reduce the flow resistance of rock pore channel approach |
| 12/07/2011 | CN102268979A 节能型无抽油机远程集油洗井输水灌溉装置 No set of energy-saving remote oil pumping irrigation water flushing device |
| 12/07/2011 | CN102268978A 在地下井中使用的可变流阻系统 In the variable flow resistance system uses underground wells |
| 12/07/2011 | CN102268977A 用于地下井的可变流动阻力系统及井系统 Underground wells for variable flow resistance system and well system |
| 12/07/2011 | CN102268976A 一种用于套变出水井的管柱 A string sets conjure wells |
| 12/07/2011 | CN102268963A Basement rock fractured formation mixed drilling well completion process |
| 12/07/2011 | CN101550816B 天然气水合物三维开采模拟实验装置 Three-dimensional simulation of gas hydrate exploration equipment |
| 12/07/2011 | CN101532372B 分段式筛管完井管柱 Segmented screens completion string |
| 12/07/2011 | CN101191411B 一种防腐防砂地下抽油机 One kind of corrosion of underground pumping sand |
| 12/07/2011 | CA2741791A1 Hydrocarbon production allocation methods and systems |
| 12/06/2011 | US8073664 Systems and methods for improved positioning of pads |
| 12/06/2011 | US8071510 Method of increasing lubricity of brine-based drilling fluids and completion brines |
| 12/06/2011 | US8071509 Glycerol based drilling fluids |
| 12/06/2011 | US8069924 Well jet device and the operating method thereof |
| 12/06/2011 | US8069923 Top suction fluid end |
| 12/06/2011 | US8069921 Adjustable flow control devices for use in hydrocarbon production |
| 12/06/2011 | US8069920 Lateral well locator and reentry apparatus and method |
| 12/06/2011 | US8069914 Hydraulic actuated pump system |
| 12/06/2011 | US8069900 Composite tubular structure |
| 12/06/2011 | CA2677489C High performance foams for unloading gas wells |
| 12/06/2011 | CA2675126C Compositions for increasing gas production from a subterranean formation |
| 12/06/2011 | CA2523106C Methods and apparatus for manufacturing of expandable tubular |
| 12/03/2011 | CA2708567A1 Electrical jumper for a producing oil well |
| 12/02/2011 | CA2740459A1 Variable flow resistance system with circulation inducing structure therein to variably resist flow in a subterranean well |
| 12/02/2011 | CA2740458A1 Variable flow resistance system for use in a subterranean well |
| 12/01/2011 | WO2011150213A2 Deployment of downhole pump using a cable |
| 12/01/2011 | WO2011150060A2 Surfactant-less alkaline-polymer formulations for recovering reactive crude oil |
| 12/01/2011 | WO2011150048A2 Intelligent completion system for extended reach drilling wells |
| 12/01/2011 | WO2011149789A1 Sulfonated internal olefin surfactant for enhanced oil recovery |
| 12/01/2011 | WO2011149779A1 System and method for enhancing oil recovery from a subterranean reservoir |
| 12/01/2011 | WO2011149633A2 Methods and systems for treating subterranean wells |
| 12/01/2011 | WO2011149597A1 Assembly and method for multi-zone fracture stimulation of a reservoir using autonomous tubular units |
| 12/01/2011 | WO2011148282A1 Blending system and method for preparing emulsions |
| 12/01/2011 | WO2011147459A1 Subsea hydrocarbon production system |
| 12/01/2011 | WO2011130505A3 Apparatus and method for selective flow control |
| 12/01/2011 | WO2011130122A3 Screen device and downhole screen |
| 12/01/2011 | WO2011071830A3 Fluid flow control device |
| 12/01/2011 | WO2011064375A3 System and method for increasing production capacity of oil, gas and water wells |
| 12/01/2011 | US20110295771 Method of Distributing A Viscosity Reducing Solvent To A Set of Wells |
| 12/01/2011 | US20110294704 Permeability-Modifying Drilling Fluids and Methods of Use |
| 12/01/2011 | US20110293492 In situ process and method for ground water remediation and recovery of minerals and hydrocarbons |
| 12/01/2011 | US20110290504 Control system |
| 12/01/2011 | US20110290503 Well completion for viscous oil recovery |
| 12/01/2011 | US20110290502 Capping deep water oil leaks |
| 12/01/2011 | US20110290500 Apparatus and Method for Recovering Fluids From a Well and/or Injecting Fluids Into a Well |
| 12/01/2011 | US20110290497 Subsea hydrocarbon production system |
| 12/01/2011 | US20110290495 Method and apparatus to conrol fluid flow from subsea wells |
| 12/01/2011 | US20110290493 Compositions And Methods For Completing Subterranean Wells |
| 12/01/2011 | US20110290492 Blending system and method for preparing emulsions |
| 12/01/2011 | US20110290491 Well servicing fluid |
| 12/01/2011 | US20110290490 Process For Producing Hydrocarbon Fluids Combining In Situ Heating, A Power Plant And A Gas Plant |
| 12/01/2011 | US20110290489 Method and composition |
| 12/01/2011 | US20110290488 Creation of a Hydrate Barrier During In Situ Hydrocarbon Recovery |
| 12/01/2011 | US20110290486 Well Treatment Device, Method, and System |
| 12/01/2011 | US20110290485 Method and Apparatus for Maintaining Pressure In Well Cementing During Curing |
| 12/01/2011 | US20110290484 Systems and methods for producing oil and/or gas |
| 12/01/2011 | US20110290483 Spontaneous supercritical fluid recovery and refining of hydrocarbons from hydrocarbon-bearing formations applying fuel cell gas in situ |
| 12/01/2011 | US20110290482 Surfactant-Less Alkaline-Polymer Formulations for Recovering Reactive Crude Oil |
| 12/01/2011 | US20110290481 Apparatus And Method For Launching Plugs In Cementing Operations |
| 12/01/2011 | US20110290478 Method For Predicting Fluid Flow |
| 12/01/2011 | DE102010021971A1 Device for controlling oil discharge, in form of platform in combination with flexible beadings, comprises plate made of steel of certain diameter with openings of certain centimeter diameter in surface |
| 12/01/2011 | CA2800702A1 Subsea hydrocarbon production system |
| 12/01/2011 | CA2800205A1 System and method for enhancing oil recovery from a subterranean reservoir |
| 12/01/2011 | CA2800179A1 Surfactant-less alkaline-polymer formulations for recovering reactive crude oil |
| 12/01/2011 | CA2800171A1 Sulfonated internal olefin surfactant for enhanced oil recovery |
| 12/01/2011 | CA2792642A1 Downhole gas release apparatus |
| 11/30/2011 | EP2389496A2 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 |
| 11/30/2011 | CN202059261U 油田抽油机专用节能装置 Oil field pumping units for energy-saving devices |
| 11/30/2011 | CN202059154U 一种连杆保护器 One kind of link protection |
| 11/30/2011 | CN202058272U 油井故障停井报警器 Failure to stop oil wells alarm |
| 11/30/2011 | CN202055820U Mechanical type automatic gas-water separating and pressure measuring device |
| 11/30/2011 | CN202055814U 一种新型压裂仪表车便携数据采集系统 A new car dashboard fracturing portable data acquisition system |
| 11/30/2011 | CN202055812U 多脉冲加载压裂管柱 Multi-pulse load fracturing string |
| 11/30/2011 | CN202055811U 一种井下水汽混合器 A downhole steam mixer |
| 11/30/2011 | CN202055810U 一种用于海上注水井的注水管 A sea water injection injection wells |
| 11/30/2011 | CN202055809U 上弧线滚动变轨配重式游梁抽油平衡机 Scroll the arc orbit with weight balance beam pumping unit |
| 11/30/2011 | CN202055808U 一种抽油机电动平衡调整装置 One kind of pumping power balance adjustment device |
| 11/30/2011 | CN202055807U 闭合回路回压利用液压双井抽油机 Closed loop back to the use of hydraulic pressure pumping shuangjing |
| 11/30/2011 | CN202055806U 一种油井井下自动定量加药装置 One kind of oil underground automated quantitative dosing device |
| 11/30/2011 | CN202055801U 采油井口组合装置 Wellhead combination device |
| 11/30/2011 | CN202055765U 一种用于钻井的油井套管 A system for drilling well casing |
| 11/30/2011 | CN202054797U 油田复合超声波破乳装置 Oilfield complex ultrasonic breaking device |