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)
02/2012
02/14/2012US8113273 Power cable for high temperature environments
02/14/2012US8113119 Surface safe explosive tool
02/14/2012CA2588135C Methods and apparatus for drilling, completing and configuring u-tube boreholes
02/12/2012CA2723584A1 Perforating gun with rotatable charge tube
02/10/2012CA2748111A1 Burst disk-actuated shaped charges, systems and methods of use
02/10/2012CA2738286A1 Improved electrocoagulation treatment process
02/09/2012WO2012018920A1 Apparatus and method for downhole energy conversion
02/09/2012WO2012018772A1 Apparatus, assembly and process for injecting fluid into a subterranean well
02/09/2012WO2012018706A1 Controllably installed multilateral completions assembly
02/09/2012WO2012018515A1 Method and apparatus for controlling the flow of fluids from a well below the surface of the water
02/09/2012WO2012018496A2 Downhole displacement based actuator
02/09/2012WO2012017197A1 Apparatus and method for testing multiple samples
02/09/2012WO2012017010A1 Methods and arrangements for carbon dioxide storage in subterranean geological formations
02/09/2012WO2012016513A1 Liquid guiding and collection process with secondary channels for in situ leaching
02/09/2012WO2012016511A1 Process for in-situ leaching by liquid injection
02/09/2012WO2011150048A3 Intelligent completion system for extended reach drilling wells
02/09/2012US20120035405 Method for enhanced gas hydrate permeability
02/09/2012US20120035332 Extraction of Metals from Solid Mixtures Using Dendritic Macromolecules
02/09/2012US20120031678 Method of forming a bore
02/09/2012US20120031623 Apparatus and method
02/09/2012US20120031621 Method and System For Flow Assurance Management In Subsea Single Production Flowline
02/09/2012US20120031619 System and method for producing high pressure foam slurry
02/09/2012US20120031618 Use of Hexose Oxidases to Create Hydrogen Peroxide in Aqueous Well Treatment Fluids
02/09/2012US20120031617 Formation treatment system and method
02/09/2012US20120031615 Abrasive perforator with fluid bypass
02/09/2012US20120031613 Methods and compositions for determination of fracture geometry in subterranean formations
02/09/2012US20120031612 Swellable Elastomer for Water Shut Off in Gravel Pack
02/09/2012US20120031611 Erosion Migration Arrangement, Erodable Member and Method of Migrating a Slurry Flow Path
02/09/2012CA2807194A1 Methods and arrangements for carbon dioxide storage in subterranean geological formations
02/09/2012CA2806460A1 Apparatus and method for testing multiple samples
02/09/2012CA2806196A1 System and method for summarizing data on an unstructured grid
02/09/2012CA2747178A1 Swellable elastomer for water shut off in gravel pack
02/08/2012EP2415963A2 Anchor for use with expandable tubular
02/08/2012EP2414717A1 Apparatus and method for the connection of conduits
02/08/2012EP2414627A1 Method and apparatus for on-site nitrate production for a water processing system
02/08/2012EP2414626A1 Liner hanger
02/08/2012EP2414622A2 Anchor and hydraulic setting assembly
02/08/2012EP2414621A2 Adjustable flow control devices for use in hydrocarbon production
02/08/2012CN202141073U 井下点火控制装置 Underground ignition control device
02/08/2012CN202140078U 橇装化单井三相分离计量装置 Three-phase separator skid-mounted metering device of a single well
02/08/2012CN202140077U 气体钻井无基坑循环系统 No pit gas drilling circulation system
02/08/2012CN202140076U 用于油田层内爆炸室内研究的实验装置 Experimental device exploded inside the oil layer for indoor Research
02/08/2012CN202140075U 井下两次点火射孔系统 Downhole perforating twice ignition system
02/08/2012CN202140074U 一种稠油井火驱开采除硫化氢装置 One kind of exploitation of heavy oil thermal displacement device in addition to hydrogen sulfide
02/08/2012CN202140073U 可调式油嘴套 Adjustable nozzle sets
02/08/2012CN202140072U 自激振动注水器 Self-excited vibration injector
02/08/2012CN202140071U 不锈钢波纹网筒孔式采油过滤筛管 Corrugated stainless steel mesh tube hole type oil filter screens
02/08/2012CN202140070U 煤层气螺杆泵井监控系统 CBM wells screw Monitoring System
02/08/2012CN202140053U 细径防卡投捞器 Small-diameter anti-card and pulling devices
02/08/2012CN1954131B 使用氮化物绝缘的地下电加热器 Nitride insulated underground electric heater
02/08/2012CN102348899A Drain liquid relief system for a subsea compressor and a method for draining the subsea compressor
02/08/2012CN102348866A Fluid injection
02/08/2012CN102345454A Fracturing fluid jet mixer
02/08/2012CN102345453A Subsea machine and methods for separating components of a material stream
02/08/2012CN102345451A Apparatus and method for fluidically coupling tubular sections and tubular system formed thereby
02/08/2012CN101624906B 一种无源增、减压配水方法 A passive growth, reduced water distribution methods
02/08/2012CN101411951B 利用离心、重力、膨胀复合原理的油水分离系统和方法 Oil-water separation system and method of centrifugation, gravity, the composite expansion principle
02/08/2012CN101078341B 一种油气水井裸眼充填防砂完井方法及工具 One kind of oil and gas wells filled with sand openhole completion methods and tools
02/07/2012US8109336 Method of fracturing using ultra lightweight proppant suspensions and gaseous streams
02/07/2012US8109335 Degradable diverting agents and associated methods
02/07/2012US8109330 Inline choke and angled choke for use with oil field equipment
02/07/2012CA2653968C Method of formation fracture dimensions
02/07/2012CA2484418C Well completion with merged influx of well fluids
02/05/2012CA2748153A1 Anchor for use with expandable tubular
02/02/2012WO2012015528A1 Enhanced hydrocarbon fluid recovery via formation collapse
02/02/2012WO2012012884A1 Wellbore lateral liner placement system
02/02/2012WO2011139434A3 Conduction convection reflux retorting process
02/02/2012WO2011119785A3 Method and composition for enhanced oil recovery
02/02/2012WO2011073952A3 Method for extracting hydrocarbons
02/02/2012US20120027516 Methods for constructing underground borehole configurations and related solution mining methods
02/02/2012US20120024543 Electric submersible pump, tubing and method for borehole production
02/02/2012US20120024541 Drill Pipe Running Tool
02/02/2012US20120024534 Subsea machine and methods for separating components of a material stream
02/02/2012US20120024533 Apparatus for collecting oil escaped from an underwater blowout
02/02/2012US20120024530 Increasing Fracture Complexity in Ultra-Low Permeable Subterranean Formation Using Degradable Particulate
02/02/2012US20120024529 Stimuli-Responsive High Viscosity Pill
02/02/2012US20120024528 Firing assembly for a perforating gun
02/02/2012US20120024526 Self-Diverting High-Rate Water Packs
02/02/2012US20120024525 Fracturing fluid water reuse system and method
02/02/2012US20120024524 Method for Monitoring Oil Field Development
02/02/2012US20120024523 Tool and method for determining formation parameter
02/02/2012US20120024520 Well screens constructed utilizing pre-formed annular elements
02/02/2012US20120024519 Methods and Devices for One Trip Plugging and Perforating of Oil and Gas Wells
02/02/2012US20120024391 Use of underground gas storage to provide a flow assurance buffer between interlinked processing units
02/02/2012CA2806772A1 Wellbore lateral liner placement system
02/01/2012EP2412920A1 Subsea machine and methods for separating components of a material stream
02/01/2012EP2412919A1 Method for preventing the loss of injectivity by precipitation of salt during geological storage of CO2
02/01/2012EP2411625A2 Subsea cooler
02/01/2012EP2411624A2 Subsea system with subsea cooler and method for cleaning the subsea cooler
02/01/2012CN202134982U 可拆卸翻盖式抽油机电机移动护罩 Removable flip-pumping motors to move the cover
02/01/2012CN202132421U 抽油机液压刹车装置 Pumping hydraulic brakes
02/01/2012CN202132029U 一种石油分层开采和测试系统 A petroleum exploration and tiered testing system
02/01/2012CN202132028U 可调式连续放喷装置 Adjustable continuous discharge spray device
02/01/2012CN202132027U Self-repairing sand prevention sieve tube
02/01/2012CN202132026U 抽油机防翻装置 Antitilt pumping device
02/01/2012CN202132025U 注油式双螺纹电机顶丝 Twin screw motor oiling the top wire
02/01/2012CN202132024U 抽油机井间抽控制器 Between pumping wells pumping controller
02/01/2012CN202132023U 一种分离式一拖二塔架数控抽油机 An isolated one with two tower-style pumping NC
02/01/2012CN202132022U 悬绳器式抽油机载荷传感器 Hanging rope pumping unit load sensor
02/01/2012CN202132021U 抽油机刹车锁止装置 Pumping the brakes locking device
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