| 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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| 06/24/2014 | US8757257 Crown-shaped separation device for separating oil and water in well |
| 06/24/2014 | US8757256 Orbital downhole separator |
| 06/24/2014 | US8757255 Hydrocarbons production installation and method |
| 06/24/2014 | US8757253 Moderation of oil extraction waste environments |
| 06/24/2014 | US8757252 Wellbore flow control devices comprising coupled flow regulating assemblies and methods for use thereof |
| 06/21/2014 | CA2800443A1 Systems and methods for pressure-cycled stimulation during gravity drainage operations |
| 06/20/2014 | CA2837452A1 Insulated tubing for downhole applications |
| 06/19/2014 | WO2014093854A1 Emulsions and methods usable within a wellbore |
| 06/19/2014 | WO2014093483A1 Drag reducing agents for oil - and synthetic-based fluids |
| 06/19/2014 | WO2014093468A2 Downhole gas separator and method |
| 06/19/2014 | WO2014093350A1 Erosion resistant wellbore screen and associated methods of manufacture |
| 06/19/2014 | WO2014093096A1 Apparatus and methods for well-bore proximity measurement while drilling |
| 06/19/2014 | WO2014092940A1 Viscous settable fluid for lost circulation in subterranean formations |
| 06/19/2014 | WO2014092887A1 Wellbore servicing fluids and methods of making and using same |
| 06/19/2014 | WO2014092854A1 Mechanically assisted fracture initiation |
| 06/19/2014 | WO2014092709A1 Assembly and method for subsea hydrocarbon gas recovery |
| 06/19/2014 | WO2014092695A1 Screen packer assembly |
| 06/19/2014 | WO2014092526A1 Method and system for controlling water in oil wells with horizontal open-hole completion |
| 06/19/2014 | WO2014091994A1 Fluid dispersion for drilling, and mining method using same |
| 06/19/2014 | WO2014091024A1 Integrated recovery of hydrocarbons from a subsurface reservoir with nitrogen injection |
| 06/19/2014 | WO2014091004A1 Shaped charge and method of modifying a shaped charge |
| 06/19/2014 | WO2014090947A1 Process for recovering soda values from underground soda deposits |
| 06/19/2014 | WO2014090633A1 Device and method for stimulating and cleaning a fluid-charged bore hole |
| 06/19/2014 | WO2014090630A1 Device and method for well stimulation |
| 06/19/2014 | WO2014089685A1 Steam assisted gravity drainage with added oxygen ("sagdox") in deep reservoirs |
| 06/19/2014 | WO2014089683A1 Simultaneous injection of an acidic well treatment fluid and a proppant into a subterranean formation |
| 06/19/2014 | WO2014089603A1 Apparatus for igniting an underground coal seam |
| 06/19/2014 | WO2014056949A3 Method and apparatus for enhanced oil recovery |
| 06/19/2014 | WO2014056946A3 Method and apparatus for producing hydrocarbons from a multilayer system |
| 06/19/2014 | WO2014009385A3 Method and apparatus |
| 06/19/2014 | WO2014004689A3 Method of using phthalic and terephthalic acids and derivatives thereof in well treatment operations |
| 06/19/2014 | WO2013190093A3 A predictive flow assurance assessment method and system |
| 06/19/2014 | US20140169988 Rotating Flexible Joint for Use in Submersible Pumping Systems |
| 06/19/2014 | US20140166310 Expandable liner for oversized base casing |
| 06/19/2014 | US20140166301 Steam generation |
| 06/19/2014 | US20140166300 Drive head for a wellhead |
| 06/19/2014 | US20140166294 Cystine proteases for bacterial control |
| 06/19/2014 | US20140166293 Method for extending a network of existing fractures |
| 06/19/2014 | US20140166292 Sliding Sleeve Having Deformable Ball Seat |
| 06/19/2014 | US20140166291 Surfactant system as a self-diverted acid for well stimulation |
| 06/19/2014 | US20140166289 Scavenging hydrogen sulfide |
| 06/19/2014 | US20140166288 Squeeze treatment for in situ scavenging of hydrogen sulfide |
| 06/19/2014 | US20140166287 Polymer formulations in solvents with a high flashpoint, processes for production thereof and use thereof as pour point depressants for crude oils, mineral oils or mineral oil products |
| 06/19/2014 | US20140166286 Methods of Enhancing the Conductivity of Propped Fractures with In-Situ Acidizing |
| 06/19/2014 | US20140166284 Completion system for accomodating larger screen assemblies |
| 06/19/2014 | US20140166281 Liquid indirect steam boiler |
| 06/19/2014 | US20140166280 Hydrocarbon recovery employing an injection well and a production well having multiple tubing strings with active feedback control |
| 06/19/2014 | US20140166279 Extended reach steam assisted gravity drainage with oxygen ("ersagdox") |
| 06/19/2014 | US20140166278 Use of steam-assisted gravity drainage with oxygen ("sagdox") in the recovery of bitumen in lean zones ("lz-sagdox") |
| 06/19/2014 | US20140166276 Method and System for Treating A Subterranean Formation |
| 06/19/2014 | US20140166275 System and method for determining mechanical properties of a formation |
| 06/19/2014 | US20140166271 Hydraulic system and method of monitoring |
| 06/19/2014 | US20140166265 Ball drop wellhead control apparatus |
| 06/19/2014 | US20140166263 Brine based indirect steam boiler |
| 06/19/2014 | US20140165457 Polymeric compositions composed of ethylene-vinyl ester copolymers alkyl (meth)acrylates, processes for production thereof and use thereof as pour point depressants for crude oils, mineral oils or mineral oil products |
| 06/19/2014 | CA2830614A1 Methods for recovery of viscous oil from reservoirs with permeable upper boundaries |
| 06/18/2014 | EP2743446A1 Method for assessing and selecting a strategy for improved recovery of hydrocarbons for fractured reservoirs |
| 06/18/2014 | EP2743444A1 Compositions and methods for well completions |
| 06/18/2014 | EP2742207A1 Systems and methods for extracting and processing gases from submerged sources |
| 06/18/2014 | EP2742206A2 Wellbore pressure control device |
| 06/18/2014 | DE112010001644T5 Frakturierungssystem für offenes Bohrloch Frakturierungssystem for open hole |
| 06/18/2014 | DE102013003639B3 Vorrichtung und Verfahren zum Abführen eines aus dem Meeresgrund hervorquellenden Materials Apparatus and method for removing a bulging from the seabed material |
| 06/18/2014 | CN203655585U 长柱塞式注采泵 Long plunger injection pump mining |
| 06/18/2014 | CN203655346U 一种空化射流割缝卸压装置 A Space-based jet cutting pressure relief device |
| 06/18/2014 | CN203655263U 井下双滑套换层喷砂装置 Underground double layer sleeve exchange blasting devices |
| 06/18/2014 | CN203655262U 采油注气装置 Oil gas injection device |
| 06/18/2014 | CN203655261U 堵水酸化机抽一体化管柱 Acidification machine pumping water shutoff integrated column |
| 06/18/2014 | CN203655260U 冬季油田撬装注入液电磁加热节能环保装置 Winter oilfield skid inject liquid electromagnetic heating energy saving device |
| 06/18/2014 | CN203655259U 一种海上自升式可洗井分层注水管柱 One kind of offshore jack-stratified water column can be washed well |
| 06/18/2014 | CN203655258U 海上油套分注安全生产管柱 Offshore oil production string sets dispensing safety |
| 06/18/2014 | CN203655257U 一种轴向截流空心配水管柱 Closure with an axially hollow water column |
| 06/18/2014 | CN203655256U 防反吐配水器 Anti-anti-spit water distribution |
| 06/18/2014 | CN203655255U 底部配水器 The bottom of the water distribution |
| 06/18/2014 | CN203655254U 单层调剖器 Single profile is |
| 06/18/2014 | CN203655253U 防砂埋偏心配水器 The sand buried eccentric water |
| 06/18/2014 | CN203655252U 地浸中性浸出注液井井口装置 To dip neutral leach liquid injection wellhead equipment |
| 06/18/2014 | CN203655251U 抽油机配重块自平衡辅助装置 Pumping weights assisted self-balancing device |
| 06/18/2014 | CN203655250U 一种螺杆泵井底阀增液装置 One kind of downhole fluid valve by means of screw pump |
| 06/18/2014 | CN203655249U 一种地浸采铀工艺井 An earth leaching of uranium process well |
| 06/18/2014 | CN203655248U 一种液压抽油驱动装置 A hydraulic pumping drive |
| 06/18/2014 | CN203655247U 链条式抽油机冲程调整机构 Chain pumping stroke adjustment mechanism |
| 06/18/2014 | CN203655246U 一种原油试抽多参数油嘴 Crude oil pumping more than one kind of test parameters glib |
| 06/18/2014 | CN203655245U 抽油机顶部配重架 Pumping counterweight tray top |
| 06/18/2014 | CN203655244U 一种新型抽油机 A new pumping |
| 06/18/2014 | CN203655243U 射孔深抽一体化管柱 Perforating deep integration pumping column |
| 06/18/2014 | CN203655242U 堵水深抽一体化管柱 Blocking depth integration pumping column |
| 06/18/2014 | CN203655228U 多级投球可回收式滑套 Multi-level pitching retrievable sleeve |
| 06/18/2014 | CN103874827A Fluid filtering device for a wellbore and method for completing a wellbore |
| 06/18/2014 | CN103874826A Well screen with extending filter |
| 06/18/2014 | CN103874741A Pyromellitamide gelling agents |
| 06/18/2014 | CN103867182A Water flow metering device applied to coalbed methane drainage |
| 06/18/2014 | CN103867181A Internal sectional flow control filter |
| 06/18/2014 | CN103867180A Coal bed gas horizontal well track control method |
| 06/18/2014 | CN103867179A Hydraulic jet fracturing method for U-shaped well |
| 06/18/2014 | CN103867178A Method for effectively evaluating damage of fracturing fluid to support crack flow diversion capability |
| 06/18/2014 | CN103867177A Horizontal well fracturing method |
| 06/18/2014 | CN103867176A Experimental device for simulating multi-component fluid throughput thermal recovery |
| 06/18/2014 | CN103867175A Steam-driving well network structure and steam-driving developing method thereof |
| 06/18/2014 | CN103867174A Method and system for analyzing steam suction condition of thick oil horizontal well |
| 06/18/2014 | CN103867173A Well-completion pipe column for heat-insulated oil casing and manufacturing method thereof |