| 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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| 11/30/2011 | CN102264998A 连续采矿法 Continuous Mining Law |
| 11/30/2011 | CN102264997A 从烃水合物中生产天然气同时将二氧化碳存储在地层中的方法 While natural gas is stored in the formation of carbon dioxide production from the hydrocarbon hydrates |
| 11/30/2011 | CN102264996A 使井眼中的管状元件扩张 Wellbore tubular element expansion |
| 11/30/2011 | CN102264862A 结晶陶瓷粒子 Crystalline ceramic particles |
| 11/30/2011 | CN102261261A 构造煤发育区钻进、增透一体化装置 Tectonic coal development zone drilling, AR Integrated Device |
| 11/30/2011 | CN102261239A 电缆传输高能气体压裂工艺 Cable transmission high energy gas fracturing process |
| 11/30/2011 | CN102261238A 微波加热地下油页岩开采油气的方法及其模拟实验系统 Microwave heating of underground oil shale oil and gas exploration method and system simulation |
| 11/30/2011 | CN102261237A 一种错动环缝自清洁防砂筛管 A mistake moving girth self-cleaning sand screens |
| 11/30/2011 | CN102261236A 一种用于室内砾石充填模拟试验的泵后加砂装置 After the pump is an indoor gravel pack sand used simulation device |
| 11/30/2011 | CN102261235A 一种高抗硫井控设备及其焊接技术 A high-sulfur resistant welding technology and well-control equipment |
| 11/30/2011 | CN102261234A 一种动平衡机构 One kind of balancing mechanism |
| 11/30/2011 | CN102261233A 风力电能直接应用在抽油机上的装置 Wind energy device applied directly on the pumping unit |
| 11/30/2011 | CN102261232A 组合式抽油机 Combined Pumping |
| 11/30/2011 | CN101545367B 圆环缝防砂筛管 Ring sewn sand screens |
| 11/30/2011 | CN101387192B 吊摆式动态平衡增效节能抽油机 Hanging pendulum homeostasis pumping energy efficiency |
| 11/30/2011 | CN101343990B 滚珠螺旋传动抽油机 Pumping ball screw drive |
| 11/30/2011 | CN101307684B 吊摆式游梁平衡节能抽油机 Walking Beam Tilting hanging saving pumping |
| 11/30/2011 | CN101305158B 齐平安装的管补片 Tube patch flush mounted |
| 11/30/2011 | CN101265868B 利用油气水分离器分离出的流体综合发电的方法和装置 Method and apparatus for the use of gas-water separator separating fluid integrated power |
| 11/30/2011 | CN101173604B 水平井混合气体驱替煤层气方法 Horizontal well mixed ECBM method |
| 11/30/2011 | CN101107419B 水分散体在三级矿物油生产中的用途 In tertiary mineral oil production uses an aqueous dispersion |
| 11/29/2011 | US8069018 Computer system and method for modeling fluid depletion |
| 11/29/2011 | US8067343 Methods and compositions for preventing high density well completion fluid loss |
| 11/29/2011 | US8066496 Reciprocated pump system for use in oil wells |
| 11/29/2011 | US8066083 System and method for dynamically adjusting the center of gravity of a perforating apparatus |
| 11/29/2011 | US8066077 Electrical submersible pump and gas compressor |
| 11/29/2011 | US8066076 Connection system for subsea flow interface equipment |
| 11/29/2011 | US8066073 Methods of limiting leak off and damage in hydraulic fractures |
| 11/29/2011 | US8066072 Method of stimulating a well |
| 11/29/2011 | US8066071 Diverter valve |
| 11/29/2011 | US8066070 Blowout preventers and methods of use |
| 11/29/2011 | US8066068 Heterogeneous proppant placement in a fracture with removable channelant fill |
| 11/29/2011 | US8066067 Apparatus and method for recovering fluids from a well and/or injecting fluids into a well |
| 11/29/2011 | US8066060 Portable down hole tool |
| 11/29/2011 | US8066059 Methods and devices for one trip plugging and perforating of oil and gas wells |
| 11/29/2011 | US8066058 System, method, and apparatus for breaking fracturing fluids |
| 11/29/2011 | CA2698454C Improved in-situ combustion recovery process using single horizontal well to produce oil and combustion gases to surface |
| 11/29/2011 | CA2671686C Dual-function additives for enhancing fluid loss control and stabilizing viscoelastic surfactant fluids |
| 11/29/2011 | CA2661202C Tunable surfactants for oil recovery applications |
| 11/29/2011 | CA2641948C System for improving coalbed gas production |
| 11/29/2011 | CA2633879C Oil based concentrated slurries and methods for making and using same |
| 11/29/2011 | CA2633226C Method and apparatus to hydraulically bypass a well tool |
| 11/29/2011 | CA2630488C Novel borozirconate systems in completion systems |
| 11/29/2011 | CA2600251C Methods of limiting leak off and damage in hydraulic fractures |
| 11/29/2011 | CA2531495C A pipe separator with improved separation |
| 11/29/2011 | CA2530521C Downhole data communication |
| 11/27/2011 | CA2741134A1 Method and composition |
| 11/27/2011 | CA2706399A1 Steam and flue gas injection for heavy oil and bitumen recovery |
| 11/26/2011 | CA2705643A1 Optimization of solvent-dominated recovery |
| 11/25/2011 | CA2760510A1 Film coated particles for oil exploitation and oil exploitation method using the same |
| 11/25/2011 | CA2704896A1 Well completion for viscous oil recovery |
| 11/24/2011 | WO2011146949A2 Mating unit enabling the deployment of a modular electrically driven device in a well |
| 11/24/2011 | WO2011146827A1 Methods for increasing oil production |
| 11/24/2011 | WO2011146418A1 Bendable strain relief fluid filter liner, method and apparatus |
| 11/24/2011 | WO2011146210A1 Mechanism for activating a plurality of downhole devices |
| 11/24/2011 | WO2011145982A1 Method and device for increasing oil recovery from formations in the oil extraction process |
| 11/24/2011 | WO2011145979A1 Method for treating a productive formation and borehole equipment for the implementation of same |
| 11/24/2011 | WO2011145966A1 Hydraulic fracturing method |
| 11/24/2011 | WO2011145965A1 Methods for providing proppant slugs in fracturing treatments |
| 11/24/2011 | WO2011145059A2 Deep underwater oil leak containment system and containment and convective transfer vessel |
| 11/24/2011 | WO2011143790A2 Method and equipment for safely mining and applying combustible ice, hydrogen and oxygen |
| 11/24/2011 | WO2011143781A1 Apparatus and method for sealing a pipe |
| 11/24/2011 | WO2011143746A1 Mud pump |
| 11/24/2011 | WO2011119749A3 Double sealing labyrinth chamber for use with a downhole electrical submersible pump |
| 11/24/2011 | WO2011116148A3 Systems, apparatus and methods for extraction of hydrocarbons from organic materials |
| 11/24/2011 | WO2011112772A3 System and method for separating solids from fluids |
| 11/24/2011 | WO2011112646A3 Shaped charge liner comprised of reactive materials |
| 11/24/2011 | WO2011100036A3 Integrated wellhead assembly |
| 11/24/2011 | WO2011096786A3 Oil-drilling simulation device |
| 11/24/2011 | WO2011090647A3 Electromagnetic formed shaped charge liners |
| 11/24/2011 | WO2011089151A3 Method for producing methane gas |
| 11/24/2011 | WO2011058031A3 System and method for drilling a subsea well |
| 11/24/2011 | WO2011045021A3 Perforating gun having self-closing penetration holes |
| 11/24/2011 | US20110284246 Perforating gun assembly to control wellbore fluid dynamics |
| 11/24/2011 | US20110284239 Non-stick articles |
| 11/24/2011 | US20110284238 Insertable surface-driven pump |
| 11/24/2011 | US20110284231 Electromagnetic Wave Treatment Of Oil Wells |
| 11/24/2011 | US20110284230 Liquified petroleum gas fracturing methods |
| 11/24/2011 | US20110284229 System, method and apparatus for fracture of wells having a liner |
| 11/24/2011 | US20110284228 Increasing the Viscosity of Viscoelastic Fluids |
| 11/24/2011 | US20110284227 Formation treatment evaluation |
| 11/24/2011 | US20110284226 System And Method For Controlling One Or More Fluid Properties Within A Well In A Geological Volume |
| 11/24/2011 | US20110284225 Shear Tolerant Aqueous Based Fracturing Fluids and Methods |
| 11/24/2011 | US20110284224 Cutting dart and method of using the cutting dart |
| 11/24/2011 | US20110284222 Chelant based system and polylactide resin for acid diversion |
| 11/24/2011 | US20110284221 Apparatus And Methods For Completing Subterranean Wells |
| 11/24/2011 | US20110284220 On-the-fly acid blender with sampling equipment |
| 11/24/2011 | US20110284218 Method for increasing the formation oil yield during crude oil production and apparatus thereof |
| 11/24/2011 | US20110284216 Method and system for producing hydrocarbon fluid through a well with a sensor assembly outside the well casing |
| 11/24/2011 | US20110284215 Biogenic fuel gas generation in geologic hydrocarbon deposits |
| 11/24/2011 | US20110284214 Methods and tools for multiple fracture placement along a wellbore |
| 11/24/2011 | US20110284205 Stress and torque reducing tool |
| 11/24/2011 | US20110284204 Wafer stuffing box |
| 11/24/2011 | US20110283872 Downhole severing tool |
| 11/24/2011 | DE102010029200A1 Method for sealing broken underwater pipeline guiding e.g. petroleum, that stands under pressure, during recovery of petroleum from sea bottom, involves fixing adjustable shutoff valve at end of underwater pipeline in opened valve position |
| 11/24/2011 | DE102010021198A1 Device for receiving crude oil from sea-bottom, has casing provided with opening and ballast weight, where casing is made of flexible material, particularly synthetic polymer materials or metal |
| 11/24/2011 | DE102010020803A1 Method for controlling uncontrolled exit of petroleum or natural gas from geo-technical wells in region of drill head or pipe section, involves filling space formed between wall of annular body and Earth surface with heavy pieces |
| 11/24/2011 | CA2799940A1 Method and apparatus for deploying and using self-locating downhole devices |
| 11/24/2011 | CA2799839A1 Mating unit enabling the deployment of a modular electrically driven device in a well |
| 11/24/2011 | CA2799752A1 Method for drilling through nuisance hydrocarbon formations |