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)
05/2014
05/21/2014CN203604138U 串联式注采泵 Tandem pump injection -
05/21/2014CN203603889U 一种同位素示踪流量注聚剖面测井装置 An isotope tracer flow of polymer injection profile logging device
05/21/2014CN203603873U 油气分离计量装置 Oil and gas separation metering device
05/21/2014CN203603872U 常温分离单井集气装置 Isolated single well gas gathering system at room temperature
05/21/2014CN203603871U 一种油气节流保温分离计量一体化设备 One kind of insulation separating oil and gas metering orifice integration equipment
05/21/2014CN203603870U 140MPa旋流除砂器 140MPa cyclone Desanding
05/21/2014CN203603869U 一种可打捞球座的多级投球压裂滑套 One kind can salvage tee multistage fracturing pitching sleeve
05/21/2014CN203603868U 一种注高温蒸汽开采冻土区天然气水合物的装置 A high-temperature steam extraction device permafrost gas hydrate Note
05/21/2014CN203603867U 低剪切分层防砂双管分层注聚工艺管柱 Low shear stratified sand dual layered polymer injection process column
05/21/2014CN203603866U 低剪切分层防砂分层注聚工艺管柱 Low shear stratified sand layered polymer injection process column
05/21/2014CN203603865U 钻井液粉末状药品自动添加装置 Drilling device automatically added powdered drugs
05/21/2014CN203603864U 具备防刺损能力的可投捞式可调配水芯子 Loss of ability to have stab type can be cast fishing water can be deployed core
05/21/2014CN203603863U 一种可调节通径的堵塞器滤网 An adjustable diameter filter clogged filter
05/21/2014CN203603862U 液力反馈注采装置 Note mining equipment hydraulic feedback
05/21/2014CN203603861U 井口二氧化碳放喷装置 Carbon dioxide wellhead blowout device
05/21/2014CN203603860U 多级喷砂射孔装置 Multistage blasting perforation device
05/21/2014CN203603859U 一种动态自洁式筛管 A dynamic self-cleaning screens
05/21/2014CN203603858U 一种采油螺杆泵 One kind of oil screw
05/21/2014CN203603857U 抽油机毛辫子牵引器 Pumping hair braids traction
05/21/2014CN203603856U 一种圆盘曲柄游梁式抽油机 The disc crank beam pumping unit
05/21/2014CN203603855U 一种抽油机的底座紧固装置 Base fastening device for pumping
05/21/2014CN203603854U 能快速对中的抽油机 Fast on the pumping unit
05/21/2014CN203603853U 一种带配重的滑轮组增程式抽油机 A tape counterweight pulley by pumping program
05/21/2014CN203603852U 一种滑轮组增程式抽油机 One kind of pulley block by pumping program
05/21/2014CN203603851U 一种风光互补自动排泡装置 One kind of wind and solar equipment automatic discharge bulbs
05/21/2014CN203603850U 一种抽油机调平衡装置 One kind of pumping tune balancing device
05/21/2014CN203603849U 多功能减载增效装置 Multifunction devices shedding efficiency
05/21/2014CN203603848U 高效节能型无游梁式双井抽油机 No energy-efficient pumping beam shuangjing
05/21/2014CN203603847U 一种油藏边部稠油冷采的管柱组合 One kind of cold heavy oil reservoir edge combination of column
05/21/2014CN203603846U 用于油气井作业的全通径分层压裂滑套 Full Bore layered sleeve fracturing operations for oil and gas wells
05/21/2014CN203603845U 一种油井用压裂阀 One kind of oil well fracturing valve
05/21/2014CN203603780U 一种油井用安全接头 One kind of oil well safety joint
05/21/2014CN203603775U 快速恢复水平防砂失效井产能的分段开采工艺管柱 Failure to quickly restore the level of well productivity sand mining technology segment column
05/21/2014CN103814189A 井下注入工具 Underground injection tool
05/21/2014CN103814106A 通过外加氨原位燃烧的烃流动性和采收 With the addition of ammonia in situ combustion of hydrocarbon flow and recovery
05/21/2014CN103809555A 压裂系统中的生产 Fracturing production system
05/21/2014CN103809544A 油田注水智能监控系统 Oilfield injection intelligent monitoring system
05/21/2014CN103807354A 一种立式抽油机的外挂钩、双钩联动式配重箱 One kind of vertical pumping outside hook hook linkage type counterweight box
05/21/2014CN103807138A 往复活塞式抽气泵 Reciprocating piston suction pump
05/21/2014CN103806894A 一种测量煤层气井产出液的装置及方法 An apparatus and method for measuring the produced fluid bed methane wells
05/21/2014CN103806890A 获得缝洞型储层酸压方法中压裂液用量和酸液用量的方法 Obtain reservoir acid fracturing method of fracturing fluid usage and the amount of acid method vuggy
05/21/2014CN103806889A 无限级化学分层压裂或酸化的方法 Unlimited grade chemical stratification method of fracturing or acidizing
05/21/2014CN103806888A 井下无限级数控压裂滑套 Sleeve fracturing underground unlimited class NC
05/21/2014CN103806887A 油井等干度配汽器 Well equipped with air heaters and other dryness
05/21/2014CN103806886A 一种稠油热采井井下蒸汽封控装置及其封控方法 Seal control device for downhole steam thermal recovery wells and seal control method
05/21/2014CN103806885A 一种注采系统的地层化学产热深部解堵方法 An injection production system formation of chemical heat deep plugging method
05/21/2014CN103806884A 三层分注管柱及油井三层分注的方法 Three dispensing column and three wells dispensing methods
05/21/2014CN103806883A 预节流防刺配水器 Pre-throttle anti Cipei water heater
05/21/2014CN103806882A 一种气举采液方法及装置 One kind of liquid gas lift method and apparatus for mining
05/21/2014CN103806881A 一种分叉流道式自适应流入控制装置 A bifurcated channel type adaptive flow control device
05/21/2014CN103806880A 一种阻尼径向等距扶正射孔装置 A Damped radially equidistant righting perforating device
05/21/2014CN103806879A 一种海上油田同井采注安全生产管柱 One kind of mining injection wells offshore oilfield with production string safety
05/21/2014CN103806878A 海上不压井电泵举升工艺管柱 Maritime snubbing pump lift technology column
05/21/2014CN103806877A 一种低矮型气平衡超长冲程抽油装置 One kind of low-profile gas balance long-stroke oil rig
05/21/2014CN103806876A 驱动系统下置多功能立式抽油机 Driving under the home multifunction vertical pumping system
05/21/2014CN103806875A 双驱非接触传动立式抽油机 Dual-drive non-contact transmission of vertical pumping
05/21/2014CN103806874A 一种立式抽油机的带t型导轨的导柱 A vertical guide column pumping with t-rail
05/21/2014CN103806873A 一种立式抽油机导轨垂直度快速调整装置 A vertical pumping verticality rail rapid adjustment device
05/21/2014CN103806837A 一种油田水平井完井工艺 One kind of oil horizontal well completion technology
05/21/2014CN103805159A 酸基粘弹性流体、其制备方法及油气储层或煤层的处理方法 Acid-based viscoelastic fluid, its preparation and processing methods of oil and gas reservoirs or coal
05/21/2014CN103805158A 一种交联酸酸化压裂液及其制备方法和应用 A crosslinked fracturing fluid acidified its preparation method and application
05/21/2014CN102853043B 导杆机构无切换式机械换向装置 Guide rod mechanism without switching mechanical reversing device
05/21/2014CN102192199B 一种动力驱动系统及其应用该系统的抽油机 A power-driven pumping system and its application of the system
05/20/2014US8731873 System and method for providing data corresponding to physical objects
05/20/2014US8728991 Ceramic particles with controlled pore and/or microsphere placement and/or size and method of making same
05/20/2014US8728325 Advanced oxidation of kinetic hydrate inhibitors
05/20/2014US8727315 Ball valve
05/20/2014US8727017 System and method for obtaining data on an unstructured grid
05/20/2014US8727016 Apparatus and methods for enhanced well control in slim completions
05/20/2014US8727011 Wellhead test tool and method
05/20/2014US8727007 Shale gas waste water treatment method
05/20/2014US8727006 Detecting and remedying hydrogen starvation of catalytic hydrocarbon generation reactions in earthen formations
05/20/2014US8727005 Wellbore servicing compositions and methods of making and using same
05/20/2014US8727004 Methods of treating subterranean formations utilizing servicing fluids comprising liquefied petroleum gas and apparatus thereof
05/20/2014US8727003 Composition and method for producing an ultra-lightweight ceramic proppant
05/20/2014US8727002 Acidic treatment fluids containing non-polymeric silica scale control additives and methods related thereto
05/20/2014US8727001 Methods and compositions relating to minimizing particulate migration over long intervals
05/20/2014US8727000 Method of liquefaction of carbonaceous material to liquid hydrocarbon
05/20/2014US8726996 Device for the focus and control of dynamic underbalance or dynamic overbalance in a wellbore
05/20/2014US8726995 Method for the enhancement of dynamic underbalanced systems and optimization of gun weight
05/20/2014US8726993 Method and apparatus for maintaining pressure in well cementing during curing
05/20/2014US8726991 Circulated degradable material assisted diversion
05/20/2014US8726990 Lost-circulation material made from a recycled ceramic
05/20/2014US8726989 Method for removing contaminants from wastewater in hydraulic fracturing process
05/20/2014US8726986 Method of heating a hydrocarbon resource including lowering a settable frequency based upon impedance
05/20/2014US8726981 Tandem progressive cavity pumps
05/20/2014US8726980 Permanent cable for submersible pumps in oil well applications
05/20/2014CA2721499C Cyclonic debris evacuation apparatus and method for a pump
05/20/2014CA2711624C Electric submersible pump (esp) having a motor with mechanically locked stator laminations
05/20/2014CA2671526C Controlling transient pressure conditions in a wellbore
05/20/2014CA2645902C Method for optimising the production of a cluster of wells
05/20/2014CA2632786C Methods and apparatus for well construction
05/19/2014CA2833498A1 Method and system of optimized steam-assisted gravity drainage with oxygen ("sagdoxo") for oil recovery
05/16/2014CA2833711A1 System for pumping hydraulic fracturing fluid using electric pumps
05/15/2014WO2014074485A2 Multi-zone screened fracturing system
05/15/2014WO2014074474A2 Predicting performance of gas condensate reservoirs
05/15/2014WO2014074473A1 Water-based drilling fluid with cyclodextrin shale stabilizer
05/15/2014WO2014074440A1 Methods of forming and placing proppant pillars into a subterranean formation
05/15/2014WO2014074434A1 Apparatus and method of referencing a sucker rod pump
05/15/2014WO2014074326A1 Fiber agglomeration system and method
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