| 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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| 05/29/2014 | US20140144627 Hydrocarbon recovery with steam and solvent stages |
| 05/29/2014 | US20140144626 Superheated steam water treatment process |
| 05/29/2014 | US20140144624 Electric motors and related systems for deployment in a downhole well environment |
| 05/29/2014 | US20140144621 Non-aqueous hydrocarbon recovery |
| 05/29/2014 | US20140144618 Hydrodynamic pulse tool |
| 05/29/2014 | CA2842568A1 Apparatus and method for perforating a wellbore casing, and method and apparatus for fracturing a formation |
| 05/28/2014 | EP2735892A1 Method for evaluating subterranean geophysical data and cartographical representation thereof |
| 05/28/2014 | EP2735698A1 Enhancing natural gas production using nitrogen generated by an air separation unit of an industrial plant |
| 05/28/2014 | EP2735697A1 Method and system for inhibiting contact of a corrosive displacement gas with corrosion prone natural gas production facilities |
| 05/28/2014 | EP2735696A1 Method and system for enhancing natural gas production |
| 05/28/2014 | EP2734705A1 Surfactant system to increase hydrocarbon recovery |
| 05/28/2014 | CN203614628U 一种改进的抽油机刹车装置 An improved pumping the brakes |
| 05/28/2014 | CN203614090U 低压、低产煤层气井口回收装置 Low-voltage, low-yielding coalbed methane recovery wellhead |
| 05/28/2014 | CN203614089U 地下气化通道贯通装置、地下气化系统 Underground gasification passage through the device, the underground gasification system |
| 05/28/2014 | CN203614088U 一种气井双层压裂工具 One kind of gas double fracturing tool |
| 05/28/2014 | CN203614087U 一种气井三层压裂工具 One kind of gas well fracturing three tools |
| 05/28/2014 | CN203614086U 一种气井单层压裂工具 One kind of single gas well fracturing tool |
| 05/28/2014 | CN203614085U 一种煤炭地下气化点火装置 One kind of underground coal gasification ignition device |
| 05/28/2014 | CN203614084U 稠油开采用采油管柱 Heavy use of the production string open |
| 05/28/2014 | CN203614083U 多级脉冲定向射孔器 Multi-level pulse directed perforator |
| 05/28/2014 | CN203614082U 一种抽油机 One kind of pumping |
| 05/28/2014 | CN203612958U 车载移动式天然气驱动膜分离制氮设备 Mobile Car driver membrane separation nitrogen gas equipment |
| 05/28/2014 | CN203609966U 一种新型除砂分离器结构 A new separator structure Desanding |
| 05/28/2014 | CN103827504A 潜水泵和用于组装潜水泵的方法 Submersible pump and method for assembling submersible pump |
| 05/28/2014 | CN103827441A 用于执行井眼压裂作业的系统和方法 System and method for performing borehole fracturing operations for |
| 05/28/2014 | CN103827440A 利用非爆炸性高能材料的用于井下应用的设备和方法 Using the non-explosive energetic material an apparatus and method for downhole applications |
| 05/28/2014 | CN103827253A 环境友好型溶剂替代二醇类溶剂的用途 Environmentally friendly alternative to solvent glycol solvent use |
| 05/28/2014 | CN103821832A 抽油机用联轴器 Pumping with couplings |
| 05/28/2014 | CN103821554A 基于无煤柱开采y型通风采空区的钻孔布置方法 Based on drilling arrangement no pillar mining method y type of pass GOAF |
| 05/28/2014 | CN103821494A 配有举升油管式海上用大流量井下油水分离器 Equipped with a lift with a large offshore flow tubing downhole oil-water separator |
| 05/28/2014 | CN103821493A 酸化压裂液连续混配供送方法 Acid fracturing fluid continuously mixed feeding method |
| 05/28/2014 | CN103821492A 油井酸化负压返排解堵工艺 Oil well acidizing plugging process to resolve negative return |
| 05/28/2014 | CN103821491A 一种加砂压裂工艺 One kind of sand fracturing process |
| 05/28/2014 | CN103821490A 可多级水力喷射分段压裂的专用喷射器 Can be multi-stage hydraulic fracturing segment dedicated jet ejector |
| 05/28/2014 | CN103821489A 水平井机械分层与水力喷射压裂酸化复合工艺管柱 Horizontal wells and hydraulic machinery layered composite jet fracturing and acidizing process column |
| 05/28/2014 | CN103821488A 逐级坐封、射孔的压裂管柱及其使用方法 Progressively packer, perforating and fracturing string Use |
| 05/28/2014 | CN103821487A 一种用于稠油热采储层破裂的模拟实验装置 A thermal recovery simulation device for reservoir rupture |
| 05/28/2014 | CN103821486A 一种新型化学吞吐增产方法 A new method of chemical throughput increase |
| 05/28/2014 | CN103821485A 预测水驱油田含水上升率变化的方法 Prediction waterflood oil cut increasing rate of change |
| 05/28/2014 | CN103821484A 油田储层的预调节 Pre-conditioning oil reservoir |
| 05/28/2014 | CN103821483A 一种煤层气井排采专用防堵式过滤筛管 One kind of coal bed gas well blockades special filter screens |
| 05/28/2014 | CN103821482A 一种页岩油抽吸运输装置 One kind of transport shale oil suction device |
| 05/28/2014 | CN103821481A 节能型轻质抽油机 Energy-saving light pumping |
| 05/28/2014 | CN103821480A 游动配重双滚筒式石油抽油机 Swimming counterweight double drum oil pumping |
| 05/28/2014 | CN103820095A 羟磺基甜菜碱粘弹表面活性剂及其在三次采油中的应用 Hydroxy sulfobetaine viscoelastic surfactant and its application in Tertiary Oil Recovery |
| 05/28/2014 | CN103820089A 乳化沥青选择性堵水剂及其制备方法 Emulsified asphalt selective blocking agent and its preparation method |
| 05/28/2014 | CN102493831B 地面压裂井下水平钻孔抽放煤层气方法 Ground fracturing underground drainage CBM horizontal drilling method |
| 05/28/2014 | CN102242622B 基于双梯形缝筛管的自适应调整防砂筛管 Adjustment sand control screen dual trapezoidal slit screen-based Adaptive |
| 05/28/2014 | CN102155170B 立管的分离和支承机构 Separation and support mechanism risers |
| 05/28/2014 | CA2835534A1 Method for increasing product recovery in fractures proximate fracture treated wellbores |
| 05/27/2014 | US8734545 Low emission power generation and hydrocarbon recovery systems and methods |
| 05/27/2014 | US8733459 Integrated enhanced oil recovery process |
| 05/27/2014 | US8733452 Riser section connector with flanges and external locking ring |
| 05/27/2014 | US8733446 Flexible riser pipe installation for conveying hydrocarbons |
| 05/27/2014 | US8733444 Method for inducing fracture complexity in hydraulically fractured horizontal well completions |
| 05/27/2014 | US8733443 Inducing flowback of damaging mud-induced materials and debris to improve acid stimulation of long horizontal injection wells in tight carbonate formations |
| 05/27/2014 | US8733442 Seawater transportation for utilization in hydrocarbon-related processes including rail transportation |
| 05/27/2014 | US8733441 Sealing of thief zones |
| 05/27/2014 | US8733439 Method of gas and oil production from shale, oil sands and biomass using proppants and well safety options |
| 05/27/2014 | US8733437 Apparatus and methods for recovery of hydrocarbons |
| 05/27/2014 | US8733436 Apparatus and method for recovering fluids from a well and/or injecting fluids into a well |
| 05/27/2014 | US8733432 System and method for electrical resistivity tomography and/or electrical impedance tomography |
| 05/27/2014 | US8733431 Method and system of transmitting electromagnetic waves from a wellbore |
| 05/27/2014 | CA2797368A1 Sagd container wellpad assembly |
| 05/27/2014 | CA2769709C Drainage of heavy oil reservoir via horizontal wellbore |
| 05/27/2014 | CA2764750C Improved methods and systems for integrated material processing |
| 05/27/2014 | CA2762444C Solvent extraction of bitumen using heat from combustion of product cleaning streams |
| 05/27/2014 | CA2708567C Electrical jumper for a producing oil well |
| 05/26/2014 | CA2834374A1 Thermo-gas-generating systems and methods for oil and gas well stimulation |
| 05/22/2014 | WO2014078722A1 Expandable coating for solid particles and associated methods of use in subterranean treatments |
| 05/22/2014 | WO2014078621A1 Dual flowline testing tool with pressure self-equalizer |
| 05/22/2014 | WO2014078368A2 Method for producing hydrocarbon resources with rf and conductive heating and related apparatuses |
| 05/22/2014 | WO2014078163A1 Kinetic hydrate inhibitors with pendent amino functionality |
| 05/22/2014 | WO2014078143A1 Methods for generating highly conductive channels in propped fractures |
| 05/22/2014 | WO2014077949A1 Wellbore flow-control assemblies for hydrocarbon wells, and systems and methods including the same |
| 05/22/2014 | WO2014077926A2 An expandable liner hanger and method of use |
| 05/22/2014 | WO2014077885A1 Filtration system and method for a packer |
| 05/22/2014 | WO2014077814A1 Downhole chemical injection system having a density barrier |
| 05/22/2014 | WO2014077810A1 Reduced outer diameter expandable perforator |
| 05/22/2014 | WO2014075175A1 Method and system of optimized steam-assisted gravity drainage with oxygen ("sagdoxo") for oil recovery |
| 05/22/2014 | WO2014075166A1 Use of steam-assisted gravity drainage with oxygen ("sagdox") in the recovery of bitumen in lean zones ("lz-sagdox") |
| 05/22/2014 | WO2014075160A1 Automatic tubing drain |
| 05/22/2014 | WO2014038983A3 Method for developing oil and gas fields using laser radiation |
| 05/22/2014 | WO2014027245A3 Puncher tool |
| 05/22/2014 | WO2013178765A3 Methods and apparatus to detect fluid distributions |
| 05/22/2014 | WO2013089898A3 Completing a well in a reservoir |
| 05/22/2014 | WO2013089897A3 Fluid stimulation of long well intervals |
| 05/22/2014 | WO2013089896A3 Hydrocarbon recovery operations fluids and methods for using the same |
| 05/22/2014 | US20140142005 Potash processing with a vapor-compression cycle |
| 05/22/2014 | US20140138099 Gas lift barrier valve |
| 05/22/2014 | US20140138095 Device for attaching a first element to a retaining flange of a second element, associated installation and method |
| 05/22/2014 | US20140138092 Wellbore servicing methods and compositions comprising degradable polymers |
| 05/22/2014 | US20140138087 Method of re-fracturing using borated galactomannan gum |
| 05/22/2014 | US20140138086 Apparatus and Methods For Releasing Drilling Rig and Blowout Preventer (BOP) Prior to Cement Bonding |
| 05/22/2014 | US20140138085 Heterogeneous proppant placement in a fracture with removable channelant fill |
| 05/22/2014 | US20140138079 System for Pumping Hydraulic Fracturing Fluid Using Electric Pumps |
| 05/21/2014 | EP2732129A1 High pressure and flow rate pump useful in formation fluid sample testing |
| 05/21/2014 | EP2732126A2 Remotely activated downhole apparatus and methods |
| 05/21/2014 | CN203606653U 一种用于风光互补自动排泡装置的控制系统 Wind and solar control system for automatic discharge bulbs device |
| 05/21/2014 | CN203606281U 一种反射率测量装置 A reflection-rate measuring means |