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)
12/2014
12/31/2014CN204060656U 一种能实现自吸自排的压裂泵车 One kind of self-absorption can be achieved from the row of fracturing pump
12/31/2014CN204060655U 投球式钢球鉴别器 Pitching Bunker discriminator
12/31/2014CN204060654U 大排量可返排喷砂器 Large displacement can flowback sandblasting
12/31/2014CN204060653U 气井泡排球自动加注装置 Gas bubble volleyball automatic filling device
12/31/2014CN204060652U 一种撬装式转药装置 A skid-mounted turn dosing device
12/31/2014CN204060651U 双管柱配水器 Double column with water heater
12/31/2014CN204060650U 天燃气气井的压缩机抽采系统 Natural gas compressor gas drainage system
12/31/2014CN204060649U 一种外定向射孔用轴承滚珠接头 Outside one kind of ball bearing joints oriented perforating
12/31/2014CN204060648U 深穿透高孔密射孔器 Deep penetrating high hole density perforator
12/31/2014CN204060647U 一种新型油田采油管柱 A new oilfield string
12/31/2014CN204060646U 一种自调节式防砂管 A self-adjustable sand tube
12/31/2014CN204060645U 可多次投球式筛管 For multiple pitching style screens
12/31/2014CN204060644U 自冲洗防砂管 Self-flushing sand tube
12/31/2014CN204060643U 自冲洗清洁防砂管 Self-flushing clean sand tube
12/31/2014CN204060642U 水平井填砂试验井筒装置 Horizontal well bore sand filling test device
12/31/2014CN204060641U 海底天然气水合物开采过程控制系统 Marine gas hydrate production process control system
12/31/2014CN204060640U 一种抽油机毛辫子固定器 One kind of pumping hair braids holder
12/31/2014CN204060639U 直驱式节能抽油机升降机构 Direct drive pumping energy-lifting mechanism
12/31/2014CN204060638U 一种获取游梁式抽油机游梁运动位置的机构 A beam pumping beam position movement mechanism to obtain
12/31/2014CN204060637U 一种光电型过液传感器底部防飞溅遮罩 A photoelectric sensor type over the bottom of the liquid splash mask
12/31/2014CN204060636U 井下潜油多段举升式抽油系统 Downhole submersible multistage type lift pumping system
12/31/2014CN204060635U 抽油机铰链式电机底座 Pumping hinged motor mount
12/31/2014CN204060634U 一种采油设备防盗装置 An oil recovery equipment anti-theft device
12/31/2014CN204060633U 抽油机自动平衡调整系统承载装置 Pumping automatic balance adjustment system carrying device
12/31/2014CN204060632U 水力刹车螺杆泵地面驱动装置防反转结构 Ground screw drives hydraulic brakes anti-reverse structure
12/31/2014CN204060631U 一种抽油机驴头辅助锁定装置 One kind of horse head pumping auxiliary locking devices
12/31/2014CN204060620U 固井投球滑套 Cementing pitching sleeve
12/31/2014CN204060616U 一种适合直井缝网压裂的桥塞工具 One suitable vertical well fracturing fracture network bridge plug tool
12/31/2014CN204060615U 矿井水力压裂钻孔封孔装置 Hydraulic fracturing drilling mine sealing device
12/31/2014CN204060592U 用于降低超重油粘度的流体动力超声波发生装置 Ultrasound is used to reduce excess fluid dynamic viscosity of the oil generating device
12/31/2014CN204060591U 用于降低高凝油凝点的流体动力超声波发生装置 Used to reduce the hydrodynamic high pour point oil pour ultrasonic generator
12/31/2014CN204051086U 一种油气分离装置 Oil gas separation device
12/31/2014CN104254665A 具有多级限制的井流动控制装置 Wells has a multi-level flow control device limits
12/31/2014CN104254664A 用于从井中生产烃的生产系统 For the production of hydrocarbons from the well production system
12/31/2014CN104251136A 一种煤层气井煤没度的确定方法 A method of determining the degree of no coal bed methane wells
12/31/2014CN104251133A 一种可控注气点注气装置、注气工艺及气化方法 A controlled gas injection point gas injection device, gas injection technology and gasification
12/31/2014CN104251132A 地下流场可控的并行管卤水和固体盐类采补技术 Controllable flow field parallel to the tube and solid salt brine fill mining techniques
12/31/2014CN104251131A 一种煤层气井解堵性二次压裂方法 CBM wells plugging one kind of secondary fracturing method
12/31/2014CN104251130A 一种为煤层气专用筛管提供注入力的传动装置 An injection force provided for CBM special screens gearing
12/31/2014CN104251129A 一种用于抽油机的让位调节机构及让位调节方法 A pumping mechanism for regulating and giving way to make way adjustment method
12/31/2014CN104251128A 一种用于抽油机的让位装置及让位方法 An apparatus and make way for a method to make way for pumping
12/31/2014CN103306712B 煤层气驻波开采方法 CBM standing mining methods
12/31/2014CN102977876B 一种超低浓度瓜尔胶压裂液及低温煤层气井压裂方法 An ultra-low concentrations of guar fracturing fluid and low CBM well fracturing method
12/31/2014CN102743898B 管道式两级导流片型油水分离器及其应用方法 Ducted two deflector-type oil-water separator and application methods
12/31/2014CN102587871B 游梁式抽油机全平衡节能装置 The whole balance beam pumping unit energy-saving devices
12/31/2014CN102575795B 水平连接设备 The level of connected devices
12/31/2014CN102373912B 一种调剖装置及其制造方法 One kind of profile device and manufacturing method
12/31/2014CN102369259B 调整油砂矿石的水含量的方法 Adjusting the water content of the oil sands ore method
12/31/2014CN102317570B 监测电动潜油泵的方法和设备 Monitoring electric submersible pump method and apparatus
12/31/2014CN102089401B 微交联凝胶及相关方法 Micro-crosslinked gel and related methods
12/30/2014US8924029 Apparatus and method for increasing the ultimate recovery of natural gas contained in shale and other tight gas reservoirs
12/30/2014US8919453 Scalloped landing ring
12/30/2014US8919451 Varying pore size in a well screen
12/30/2014US8919449 Offshore drilling and production systems and methods
12/30/2014US8919446 Compliant dart-style reverse-flow check valve
12/30/2014US8919445 Method and system for flow assurance management in subsea single production flowline
12/30/2014US8919444 System and method for enhanced wellbore perforations
12/30/2014US8919443 Method for generating discrete fracture initiation sites and propagating dominant planar fractures therefrom
12/30/2014US8919442 Method for coating a filter medium of a sand control screen assembly
12/30/2014US8919441 Method of intersecting a first well bore by a second well bore
12/30/2014US8919440 System and method for detecting screen-out using a fracturing valve for mitigation
12/30/2014US8919439 Single trip multi-zone completion systems and methods
12/30/2014US8919435 Dehydrator screen for downhole gravel packing
12/30/2014US8919434 System and method for fracturing of oil and gas wells
12/30/2014US8919253 Perforating string with magnetohydrodynamic initiation transfer
12/30/2014US8919236 Perforating gun drop sub
12/30/2014CA2803450C Mitigating leaks in production tubulars
12/30/2014CA2793499C Guerbet alcohol alkoxylate surfactants and their use in enhanced oil recovery applications
12/30/2014CA2776627C Method for hydrocarbon removal and recovery from drill cuttings
12/30/2014CA2662615C Method of forming subterranean barriers with molten wax
12/30/2014CA2659114C Well treating materials and methods
12/30/2014CA2628148C Separatory and emulsion breaking processes
12/30/2014CA2623862C A flow control assembly having a fixed flow control device and an adjustable flow control device
12/30/2014CA2573189C Artificial lift system
12/25/2014US20140379317 Geological analysis tool
12/25/2014US20140379312 Method and System For Generation of Upscaled Mechanical Stratigraphy From Petrophysical Measurements
12/25/2014US20140377080 Integrated pump and compressor and method of producing multiphase well fluid downhole and at surface
12/25/2014US20140374109 Enhanced Carbon Dioxide Capture in a Combined Cycle Plant
12/25/2014US20140374108 Method for fracturing subterranean rock
12/25/2014US20140374107 Methods and Systems for Acidizing Subterranean Formations with Treatment Fluids Containing Dual-Functioning Chelating Agents
12/25/2014US20140374106 Multicomponent degradable materials and use
12/25/2014US20140374104 Composition and method for treating oilfield water
12/25/2014US20140374103 Treating and recylcing oilfield waste water
12/25/2014US20140374102 Enzyme Assisted Well Treatment
12/25/2014US20140374099 Invert Emulsion for Swelling Elastomer and Filtercake Removal in a Well
12/25/2014US20140374095 Nanoparticle slurries and methods
12/25/2014US20140374094 Fracturing fluid composition and method of using same in geological formations
12/25/2014US20140374093 Methods for Forming Proppant-Free Channels in Proppant Packs in Subterranean Formation Fractures
12/25/2014US20140374090 Apparatus and Method for Opening and Closing an Automatic Valve Installed in the Discharge Line of an Oil Well
12/25/2014US20140374084 System for fracturing an underground geologic formation
12/25/2014US20140373743 Explosive assembly and method
12/24/2014CN204041630U 一种液压抽油机用油缸连接装置 A hydraulic cylinder is connected with a pumping device
12/24/2014CN204041433U 一种柱塞及压裂泵液力端 One kind of plunger pumps and hydraulic fracturing end
12/24/2014CN204041049U 带动力旋转桨叶的水力旋流器井下油水分离装置 Driving force of the rotating blades hydrocyclone downhole oil-water separation unit
12/24/2014CN204041048U 一种油井防砂分离计量器 One kind of oil sand separator meter
12/24/2014CN204041047U 一种油气分离缓冲罐 One kind of gas separation buffer tank
12/24/2014CN204041046U 一种改进型油气分离缓冲罐 An improved gas separation buffer tank
12/24/2014CN204041045U 油田用分离冲砂装置 Oilfield separating sand washing equipment
12/24/2014CN204041044U 一种盐岩地下储气库水溶造腔管柱水力稳定控制装置 A salt soluble rock underground gas storage cavern column hydraulic stability control device
12/24/2014CN204041043U 一种控压打开式压裂滑套 An open-type control sleeve fracturing pressure
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