| 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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| 06/11/2014 | EP2740887A1 A downhole fluid injection assembly and a downhole casing system |
| 06/11/2014 | EP2739820A2 Method for extending a network of existing fractures |
| 06/11/2014 | EP2739819A2 Methods for monitoring fluids within or produced from a subterranean formation during fracturing operations using opticoanalytical devices |
| 06/11/2014 | EP2739818A2 Methods for monitoring fluids within or produced from a subterranean formation during acidizing operations using opticoanalytical devices |
| 06/11/2014 | EP2739817A2 Methods for monitoring the formation and transport of a fracturing fluid using opticoanalytical devices |
| 06/11/2014 | EP2739816A2 Methods for monitoring the formation and transport of a treatment fluid using opticoanalytical devices |
| 06/11/2014 | EP2739815A2 Methods for monitoring a water source using opticoanalytical devices |
| 06/11/2014 | EP2739814A1 Methods for monitoring fluids within or produced from a subterranean formation using opticoanalytical devices |
| 06/11/2014 | EP2739813A1 System and method for quantifying stimulated rock quality in a wellbore |
| 06/11/2014 | EP2739812A2 Method of controlling corrosion rate in downhole article, and downhole article having controlled corrosion rate |
| 06/11/2014 | EP2739699A2 Use of environmentally friendly solvents to replace glycol-based solvents |
| 06/11/2014 | CN203641630U 一种注聚井聚合物溶液智能流量控制器 An injection of the polymer solution of poly Wells intelligent traffic controller |
| 06/11/2014 | CN203640971U 一种液力活塞泵举升系统 One kind of hydraulic piston pump lift system |
| 06/11/2014 | CN203640947U 一种立式高压自动加药泵 One kind of vertical high-pressure automatic dosing pump |
| 06/11/2014 | CN203640945U 全自动水力增压装置 Automatic hydraulic booster device |
| 06/11/2014 | CN203640716U 一种撬装式在线油气分离计量装置 An oil separator mounted metering device to pry online |
| 06/11/2014 | CN203640713U 一种集油除砂器 A set of oil Desanding |
| 06/11/2014 | CN203640712U 一种防酸雾除硫喷淋器 An anti-mist sprinkler desulphurization |
| 06/11/2014 | CN203640711U 一种曲面滑道矿渣分离器 One kind of slide surface slag separator |
| 06/11/2014 | CN203640710U 恒压喷砂器 Constant sandblasting |
| 06/11/2014 | CN203640709U 多功能Ⅱ型低压管汇装置 Ⅱ type low pressure manifold multifunction device |
| 06/11/2014 | CN203640708U 一种槽式太阳能稠油开采装置 Slotted solar heavy mining equipment |
| 06/11/2014 | CN203640707U 利用采油废水制备高干度蒸汽用于蒸汽驱油的装置 Preparation of senior cadres of the waste oil use steam plant for steam flooding |
| 06/11/2014 | CN203640706U 防返溢式三元油井井口加防垢剂装置 Anti-back overflow type scale inhibitor plus three yuan wellhead equipment |
| 06/11/2014 | CN203640705U 用于三维胶结模型沥青颗粒调剖效果预测的装置 Three-dimensional model of the asphalt cement particle profile means for predicting the effect of |
| 06/11/2014 | CN203640704U 配产器 Proration unit |
| 06/11/2014 | CN203640703U 单流导压配水器 Single-stream pilot pressure water distribution |
| 06/11/2014 | CN203640702U 注水井物联网数控增压装置 Things booster injection wells NC device |
| 06/11/2014 | CN203640701U 一种可捞式密封球配水器 One kind of fishing can seal the ball with water heater |
| 06/11/2014 | CN203640700U 抽油机调平衡专用装置 Special balance transfer pumping device |
| 06/11/2014 | CN203640699U 抽油机动态平衡装置 Homeostasis pumping device |
| 06/11/2014 | CN203640698U 一种抽油机用往返装置 One kind of reciprocating pumping device |
| 06/11/2014 | CN203640697U 一种深水水力抽子胶筒 Deep water hydraulic pumping sub cones |
| 06/11/2014 | CN203640696U 一种井用提水设备 A well with a water lifting device |
| 06/11/2014 | CN203640695U 油田采油管柱 Oilfield string |
| 06/11/2014 | CN203640694U 一种用直线电动机驱动的抽油机 One kind of linear motor driven by pumping |
| 06/11/2014 | CN203640657U 用于间歇提捞式抽油机的井口保护装置 Intermittent bailing pumping unit for wellhead protection |
| 06/11/2014 | CN103857877A Method of fracturing multiple zones within a well |
| 06/11/2014 | CN103857876A System and method for performing wellbore fracture operations |
| 06/11/2014 | CN103857875A Inflow control device |
| 06/11/2014 | CN103857874A Gas lift assist for fossil fuel wells |
| 06/11/2014 | CN103857873A Systems and methods for extracting and processing gases from submerged sources |
| 06/11/2014 | CN103857872A 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 |
| 06/11/2014 | CN103857871A Wellbore flow control devices comprising coupled flow regulating assemblies and methods for use thereof |
| 06/11/2014 | CN103857870A Method and system for hydraulic fracturing |
| 06/11/2014 | CN103855894A Permanent magnet synchronous motor special for thickened oil thermal recovery |
| 06/11/2014 | CN103850674A Oil recovery wellhead digitalized data collection device |
| 06/11/2014 | CN103850673A Single-well metering device |
| 06/11/2014 | CN103850671A Well distributing method for pumping and draining coal bed gas on ground |
| 06/11/2014 | CN103850670A Reducing drillable pressing crack slide sleeve |
| 06/11/2014 | CN103850669A Thermodynamic chemical re-pressing oil extraction |
| 06/11/2014 | CN103850668A Oil extraction device capable of collecting and outputting in layers |
| 06/11/2014 | CN103850667A Oil pumping method using air outlet and oil outlet |
| 06/11/2014 | CN103850666A Constant torque oil pumping unit for oil field oil extraction operation |
| 06/11/2014 | CN103849368A Preparation and application of thermal cracking catalytic system of thickened oil |
| 06/11/2014 | CN103849366A Foaming composition with wettability modifying and corrosion inhibitory properties for high temperature and ultra-high salinity |
| 06/11/2014 | CN103849363A Gel double-fluid plugging agent for thermal recovery steam channeling governance and blocking method thereof |
| 06/11/2014 | CN102691492B System and process of screen pipe completion and cross oil layer cementing for steam injection heavy oil well |
| 06/11/2014 | CN102410009B Controlled-valve placed well-cementing staged-fracturing well-completion string and hydraulically-controlled switch string |
| 06/11/2014 | CN102322244B Oil pumping machine |
| 06/11/2014 | CN101981272B Low emission power generation and hydrocarbon recovery systems and methods |
| 06/11/2014 | CN101784744B Power transmission system for use with downhole equipment |
| 06/11/2014 | CA2798389A1 Apparatus for control of a plunger lift system |
| 06/10/2014 | US8747078 Gas separator with improved flow path efficiency |
| 06/10/2014 | US8746353 Vibration method to detect onset of gas lock |
| 06/10/2014 | US8746343 Method and apparatus for wellbore fluid treatment |
| 06/10/2014 | US8746341 Quaternary foamers for downhole injection |
| 06/10/2014 | US8746340 Fish-thru screen apparatus and method |
| 06/10/2014 | US8746339 Triggerable lost circulation material and method of use |
| 06/10/2014 | US8746338 Well treatment methods and systems |
| 06/10/2014 | US8746337 Single trip multi-zone completion systems and methods |
| 06/10/2014 | US8746336 Method and system for recovering oil and generating steam from produced water |
| 06/10/2014 | US8746335 Method for removing contaminants from wastewater in hydraulic fracturing process |
| 06/10/2014 | US8746334 Microbial enhanced oil recovery process for heavy oil accumulations |
| 06/10/2014 | US8746333 System and method for increasing production capacity of oil, gas and water wells |
| 06/10/2014 | US8746332 Apparatus and method for recovering fluids from a well and/or injecting fluids into a well |
| 06/10/2014 | US8746331 Rust resistant well perforating gun with gripping surfaces |
| 06/10/2014 | US8746028 Tubing expansion |
| 06/10/2014 | CA2807992C Treatment of subterranean formations |
| 06/10/2014 | CA2756623C Cement shoe assembly for monobore well |
| 06/10/2014 | CA2673854C Subterranean electro-thermal heating system and method |
| 06/10/2014 | CA2664446C Peripheral sealing system for pre-tensioned screens |
| 06/10/2014 | CA2637035C Apparatus and method for selective actuation of downhole tools |
| 06/10/2014 | CA2626969C Temperature limited heater with a conduit substantially electrically isolated from the formation |
| 06/07/2014 | CA2835759A1 Extended reach steam assisted gravity drainage with oxygen ("ersagdox") |
| 06/05/2014 | WO2014085766A1 Vapor displacement method for hydrocarbon removal and recovery from drill cuttings |
| 06/05/2014 | WO2014085559A1 Treating sulfur containing hydrocarbons recovered from hydrocarbonaceous deposits |
| 06/05/2014 | WO2014085398A2 Metalized polymer components for use in high temperature pumping applications |
| 06/05/2014 | WO2014085333A1 Use of rapid onsite bacteria test for oil and gas applications |
| 06/05/2014 | WO2014085273A1 Viscoelastic surfactant based cleaning compositions |
| 06/05/2014 | WO2014085272A1 Viscoelastic surfactant based cleaning compositions |
| 06/05/2014 | WO2014085187A1 Methods for controlling unconsolidated particulates in a subterranean formation |
| 06/05/2014 | WO2014085103A1 Hydrocarbon recovery with steam and solvent stages |
| 06/05/2014 | WO2014085096A1 Superheated steam water treatment process |
| 06/05/2014 | WO2014085083A2 Use of pek and pekekk on magnet wire |
| 06/05/2014 | WO2014085076A1 Methods of forming functionalized proppant particulates for use in subterranean formation operations |
| 06/05/2014 | WO2014085057A2 Co2 fracturing system and method of use |
| 06/05/2014 | WO2014085055A1 Methods of enhancing the fracture conductivity of multiple interval fractures in subterranean formations propped with cement packs |
| 06/05/2014 | WO2014085036A2 Downhole valve assembly and methods of using the same |
| 06/05/2014 | WO2014085030A2 Apparatus and method of delivering a fluid using direct proppant injection |