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)
04/2012
04/18/2012CN202194642U 井矿盐水溶法开采专用设备 Mineral salt solution mining equipment
04/18/2012CN202194641U 新型可调式油嘴 The new adjustable nozzle
04/18/2012CN202194640U 人工井壁防砂模拟试验装置 Artificial sand wall simulation test device
04/18/2012CN202194639U 一种高精泡沫镍防砂器 A highly refined nickel foam sand filter
04/18/2012CN202194638U 游梁动力抽油机 Power beam pumping unit
04/18/2012CN202194637U 抽油机连杆故障保护器 Pumping link fault protector
04/18/2012CN202194636U 肩背式抽油机毛辫子保养装置 Shoulder-style hair braids maintenance pumping device
04/18/2012CN202194635U 一种定位槽伞式气举柱塞 A positioning groove umbrella gas lift plunger
04/18/2012CN202194634U 温控弹簧伞式气举柱塞 Thermostat gas lift plunger spring umbrella
04/18/2012CN202194633U 应急自动刹车装置 Automatic emergency braking device
04/18/2012CN202194632U 检修刹车装置 Repair brakes
04/18/2012CN202194631U 低噪音无游梁式抽油机 Low noise-free beam pumping unit
04/18/2012CN202194630U 高强度带传动失载保护无游梁式抽油机 High-strength protection with no loss of load transmission beam pumping unit
04/18/2012CN202194629U 三维模型覆压系统 Three-dimensional model of overburden pressure system
04/18/2012CN202194628U 采气树及气井地面建设集成橇一体化装置 Xmas Tree and gas well integrated skid surface construction Integrated Device
04/18/2012CN202194627U 一种无杆抽油机的自动换向机构 A non-rod pumping automatic commutation mechanism
04/18/2012CN202194626U 向井口倾斜让位式抽油机 Inclined to give way to the wellhead pumping unit
04/18/2012CN202194625U 新型游梁平衡抽油机 The new Walking Beam Pumping Unit
04/18/2012CN202194624U 直管式的油井平衡器 Straight tube wells balancer
04/18/2012CN202194600U Constant pressure degasser
04/18/2012CN202194592U 毛辫子可调式悬挂器 Adjustable hanger hair braids
04/18/2012CN102421988A 通过基于一种或更多生产资源的可用性控制生产操作来将源自地下地层的有机物转化为可生产的烃 By one or more of their production resources based on the availability of controlled production operations to be derived from an underground formation of organic matter into producible hydrocarbons
04/18/2012CN102418524A Novel technology of underground in-situ boring leaching mining
04/18/2012CN102418508A 一种水力喷射封隔工具 One kind of hydro-jet packer tool
04/18/2012CN102418507A 一种注水井低成本深部解堵的方法 A deep wells, plugging of low-cost method of injection
04/18/2012CN102418506A 一种提高原油采收率化学驱注入方法 An oil recovery methods to improve the injection of chemical flooding
04/18/2012CN102418505A 一种电缆式注水井调配装置及方法 A cable-type injection wells deployment apparatus and method
04/18/2012CN102418504A 智能化井下配水控制装置 Underground water distribution intelligent control device
04/18/2012CN102418503A 分支井筛管锚定补偿装置 Wells screen anchoring compensation device
04/18/2012CN102418502A 高强度微环缝复合滤砂管及方法 High-strength micro girth composite sand filter and method
04/18/2012CN102418501A 间接驱动曳引式抽油机 Indirect drive traction pumping unit
04/18/2012CN102418500A 直控式连续定量分层配产油管柱 Direct-controlled continuous quantitative hierarchical production tubing string with
04/18/2012CN102418499A 气动油田抽油机 Pneumatic oil field pumping units
04/18/2012CN102418498A 助抽器 Help pumping device
04/18/2012CN102418492A Tie-back plug-in sealing device for horizontal well fracturing
04/18/2012CN102418476A 深层煤炭和煤层气联合开采技术 Deep coal mining technology and coal seam gas joint
04/18/2012CN102416289A 多个进气喷嘴型超声速凝结分离装置 A plurality of inlet nozzle type supersonic condensation separation device
04/18/2012CN101864933B Method for reducing pressure in a perforating gun
04/18/2012CN101838620B 一株枯草芽孢杆菌和耐碱抗盐的油田压裂用酶及其应用 Bacillus subtilis and alkali and salt oilfield fracturing enzyme and its application
04/18/2012CN101503956B 利用工业废水和工业废气提高原油采收率的方法 Utilization of industrial waste water and industrial waste gas enhanced oil recovery methods
04/18/2012CN101392638B 一种天然气水合物固态开采实验模拟装置 One kind of gas hydrate exploitation of experimental solid-state analog devices
04/18/2012CN101338658B 可进行钢丝作业的密闭电潜泵生产完井系统及操作方法 Steel operations can be sealed ESP completion systems of production and method of operation
04/18/2012CN101328794B 开关式防砂筛管 Switch sand screens
04/18/2012CN101240702B 一种油层凝固型油藏开采方法 One kind of solidified oil reservoir mining methods
04/18/2012CN101240701B 一种非强水敏特殊油藏的热力采油方法 A non-strong special reservoir of water-sensitive thermal recovery methods
04/18/2012CN101135239B 微孔粗集料过滤器 Microporous filter coarse aggregate
04/17/2012US8158562 Delayed hydrocarbon gel crosslinkers and methods for making and using same
04/17/2012US8158561 Scale and corrosion inhibitors for high temperature and pressure conditions
04/17/2012US8157022 Apparatus string for use in a wellbore
04/17/2012US8157015 Large bore vertical tree
04/17/2012US8157014 Subsea solids processing apparatuses and methods
04/17/2012US8157011 System and method for performing a fracture operation on a subterranean formation
04/17/2012US8157010 Treatment of subterranean formations
04/17/2012US8157007 Method for casing using multiple expanded areas and using at least one inflatable bladder
04/17/2012CA2689034C Method of drilling and completing multiple wellbores inside a single caisson
04/17/2012CA2666540C Apparatus and method for controlled deployment of shape-conforming materials
04/17/2012CA2664977C Slickline power control interface
04/17/2012CA2645803C Mechanical expansion system
04/17/2012CA2613946C Proppant entrainment prevention method
04/17/2012CA2596408C Flow regulator for use in a subterranean well
04/17/2012CA2467899C Thread integrity feature for expandable connections
04/12/2012WO2012048217A2 Process for solidifying organic and inorganic constituents contained in produced water from heavy oil operations
04/12/2012WO2012047604A1 Pump down swage expansion method
04/12/2012WO2012047524A1 System for monitoring linearity of down-hole pumping systems during deployment and realted methods
04/12/2012WO2012047493A2 Processing oil from steam assisted production
04/12/2012WO2012047187A2 Gas hydrate conversion system for harvesting hydrocarbon hydrate deposits
04/12/2012WO2012045165A1 Actuation dart for wellbore operations, wellbore treatment apparatus and method
04/12/2012WO2012045156A1 Wireline conveyed apparatus for wellbore fluid treatment
04/12/2012WO2012045155A1 Enzyme breakers and methods for fluid systems
04/12/2012WO2012024498A3 Wellbore service fluid and methods of use
04/12/2012WO2012011995A3 Spark gap isolated, rf safe, primary explosive detonator for downhole applications
04/12/2012WO2012001671A3 Flow control valve for polymer solutions
04/12/2012WO2011163369A3 A system and method for conformance control in a subterranean reservoir
04/12/2012WO2011155848A3 Leakage containment system for run-away subsea wells
04/12/2012WO2011110950A3 Apparatus and method for installing a pipeline structure at sea
04/12/2012US20120087737 Process for Solidifying Organic and Inorganic Provisional Constituents Contained in Produced Water from Heavy Oil Operations
04/12/2012US20120085555 Hydrocarbon recovery process
04/12/2012US20120085552 Wellhead Rotating Breech Lock
04/12/2012US20120085547 Processes and systems for treating oil and gas wells
04/12/2012US20120085546 Drilling fluids comprising hydroxylated polymers
04/12/2012US20120085544 Marine subsea free-standing riser systems and methods
04/12/2012US20120085541 Method and Apparatus for Hydraulically Fracturing Wells
04/12/2012US20120085540 Method and an apparatus for downhole injecting one or more treatment fluids
04/12/2012US20120085539 Well tool and method for in situ introduction of a treatment fluid into an annulus in a well
04/12/2012US20120085537 Heavy oil recovery using sf6 and rf heating
04/12/2012US20120085536 Method and composition to divert fluids at high temperatures
04/12/2012US20120085535 Methods of heating a subsurface formation using electrically conductive particles
04/12/2012US20120085534 Viscoelastic composition with improved stability
04/12/2012US20120085533 Cyclic steam stimulation using rf
04/12/2012US20120085532 Multipart frac head with replaceable components
04/12/2012US20120085079 System and Method For Producing Coal Bed Methane
04/12/2012DE102010049224A1 Einrichtung zum Auffangen und Ableiten von aus einem Gewässergrund austretenden Flüssigkeiten und/oder Gasen Means for collecting and discharging from emerging from a body of water base liquids and / or gases
04/12/2012CA2813982A1 Process for solidifying organic and inorganic constituents contained in produced water from heavy oil operations
04/12/2012CA2813690A1 Wireline conveyed apparatus for wellbore fluid treatment
04/12/2012CA2813689A1 Enzyme breakers and methods for fluid systems
04/12/2012CA2813645A1 Actuation dart for wellbore operations, wellbore treatment apparatus and method
04/12/2012CA2812743A1 Processing oil from steam assisted production
04/12/2012CA2812719A1 Control of fluid flow during treatment of subterranean sites using well fluid injection
04/11/2012EP2438267A1 Method of producing a combined gaseous hydrocarbon component stream and liquid hydrocarbon component streams, and an apparatus therefor
04/11/2012EP2438266A2 Multiple zone isolation method
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