| 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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| 01/03/2014 | WO2014004561A2 Method and apparatus for injecting gas into a reservoir |
| 01/03/2014 | WO2014004542A2 Use of metal silicides in hydrocarbon production and transportation |
| 01/03/2014 | WO2014004502A1 Petroleum recovery process and system |
| 01/03/2014 | WO2014004495A1 Petroleum recovery process and system |
| 01/03/2014 | WO2014004490A1 Petroleum recovery process and system |
| 01/03/2014 | WO2014004485A1 Petroleum recovery process and system |
| 01/03/2014 | WO2014004480A1 Petroleum recovery process and system |
| 01/03/2014 | WO2014004452A1 Fracturing fluids and methods for treating hydrocarbon-bearing formations |
| 01/03/2014 | WO2014004415A1 Fracturing fluids and methods for treating hydrocarbon-bearing formations |
| 01/03/2014 | WO2014004356A1 Fracturing apparatus |
| 01/03/2014 | WO2014004353A1 Downhole combustor |
| 01/03/2014 | WO2014004324A2 A method for shortening an injection pipe underground coal gasification |
| 01/03/2014 | WO2014004270A2 Downhole jet pump |
| 01/03/2014 | WO2014004221A1 Low-density downhole fluids and uses therof |
| 01/03/2014 | WO2014004143A1 Actuating device and method |
| 01/03/2014 | WO2014004092A1 High strain rate method of producing optimized fracture networks in reservoirs |
| 01/03/2014 | WO2014004071A1 Spread crosslinker and method of water control downhole |
| 01/03/2014 | WO2014003800A1 Fracturing fluids and methods for treating- hydrocarbonbearing formations |
| 01/03/2014 | WO2014003775A1 Isolation assembly for inflow control device |
| 01/03/2014 | WO2014003756A1 Swellable screen assembly with inflow control |
| 01/03/2014 | WO2014003715A1 Fluid flow control using channels |
| 01/03/2014 | WO2014003699A2 Shock attenuator for gun system |
| 01/03/2014 | WO2014003575A1 Cooling system for subsea elements |
| 01/03/2014 | WO2014001331A1 Diffuser for cable suspended dewatering pumping system |
| 01/03/2014 | WO2014000760A1 Arrangement for venting a riser annulus |
| 01/03/2014 | WO2014000097A1 Uplifted single well steam assisted gravity drainage system and process |
| 01/03/2014 | WO2014000096A1 Sagd control in leaky reservoirs |
| 01/03/2014 | WO2014000095A1 Sagdox operation in leaky bitumen reservoirs |
| 01/03/2014 | CA2877866A1 High efficiency direct contact heat exchanger |
| 01/03/2014 | CA2877830A1 Methods of improving hydraulic fracture network |
| 01/03/2014 | CA2877708A1 Method of using phthalic and terephthalic acids and derivatives thereof in well treatment operations |
| 01/03/2014 | CA2877676A1 Fracturing fluids and methods for treating hydrocarbon-bearing formations |
| 01/03/2014 | CA2877631A1 Spherical pellets containing common clay particulate material useful as a proppant in hydraulic fracturing of oil and gas wells |
| 01/03/2014 | CA2877480A1 Isolation assembly for inflow control device |
| 01/03/2014 | CA2877373A1 Interactive and three-dimensional well path design |
| 01/03/2014 | CA2877147A1 Electromagnetic imaging of proppant in induced fractures |
| 01/03/2014 | CA2877132A1 Use of metal silicides in hydrocarbon production and transportation |
| 01/03/2014 | CA2876974A1 Downhole combustor |
| 01/03/2014 | CA2876214A1 Petroleum recovery process and system |
| 01/03/2014 | CA2876213A1 Petroleum recovery process and system |
| 01/03/2014 | CA2876205A1 Petroleum recovery process and system |
| 01/03/2014 | CA2876189A1 Petroleum recovery process and system |
| 01/03/2014 | CA2876183A1 Petroleum recovery process and system |
| 01/03/2014 | CA2875914A1 Diffuser for cable suspended dewatering pumping system |
| 01/03/2014 | CA2874997A1 Swellable screen assembly with inflow control |
| 01/03/2014 | CA2874984A1 Fluid flow control using channels |
| 01/02/2014 | US20140000906 Liner flotation system |
| 01/02/2014 | US20140000905 Method and apparatus for injecting gas into a reservoir |
| 01/02/2014 | US20140000899 Fracturing System and Method for an Underground Formation Using Natural Gas and an Inert Purging Fluid |
| 01/02/2014 | US20140000897 Fracturing Fluids and Methods For Treating Hydrocarbon-Bearing Formations |
| 01/02/2014 | US20140000894 Wellbore subassemblies and methods for creating a flowpath |
| 01/02/2014 | US20140000891 Self-suspending proppants for hydraulic fracturing |
| 01/02/2014 | US20140000890 Fracturing Fluids and Methods For Treating Hydrocarbon-Bearing Formations |
| 01/02/2014 | US20140000889 Wireline flow through remediation tool |
| 01/02/2014 | US20140000888 Uplifted single well steam assisted gravity drainage system and process |
| 01/02/2014 | US20140000887 Sagdox operation in leaky bitumen reservoirs |
| 01/02/2014 | US20140000886 Petroleum recovery process and system |
| 01/02/2014 | US20140000885 Multi-Stage Enhanced Oil Recovery Process |
| 01/02/2014 | US20140000884 Petroleum recovery process and system |
| 01/02/2014 | US20140000883 Petroleum recovery process and system |
| 01/02/2014 | US20140000882 Petroleum recovery process and system |
| 01/02/2014 | US20140000881 Process for extracting dissolved methane from hydropressured aquifers |
| 01/02/2014 | US20140000880 Method of direct steam generation using an oxyfuel combustor |
| 01/02/2014 | US20140000879 Petroleum recovery process and system |
| 01/02/2014 | US20140000878 Method for shortening an injection pipe for underground coal gasification |
| 01/02/2014 | US20140000877 Systems and methods for monitoring a wellbore and actuating a downhole device |
| 01/02/2014 | US20140000876 Sagd control in leaky reservoirs |
| 01/02/2014 | US20140000875 Down-hole Liquid Level Control for Hydrocarbon Wells |
| 01/02/2014 | US20140000874 Reducing sulfide in oil reservoir production fluids |
| 01/02/2014 | US20140000872 Crown-shaped separation device for separating oil and water in well |
| 01/02/2014 | US20140000866 Pumping assembly |
| 01/02/2014 | US20140000864 Downhole modular y-tool |
| 01/02/2014 | CA2831525A1 Environmentally sealed system for fracturing subterranean formations |
| 01/02/2014 | CA2818402A1 User sourced issue management |
| 01/01/2014 | EP2678524A1 Method and system for field planning |
| 01/01/2014 | EP2678523A2 Subsea conductor anchor |
| 01/01/2014 | CN203376638U Self-balancing beam pumping unit control device |
| 01/01/2014 | CN203374698U Electromagnetic braking device of pulley and pumping unit of oil field |
| 01/01/2014 | CN203374265U Device for rapidly and efficiently separating gas and water at mouth of coalbed methane exhaust and extraction well |
| 01/01/2014 | CN203374264U Three-petal type oil and gas well layering fracture acidification erosion preventing flow divider |
| 01/01/2014 | CN203374263U Novel fracturing truck with self-suction function |
| 01/01/2014 | CN203374262U Multilevel segmented fracturing string with setting achieved step by step |
| 01/01/2014 | CN203374261U Spool for valve of low-pressure natural gas well |
| 01/01/2014 | CN203374260U Corrosion-resistant slotted screen tube with compound cavity |
| 01/01/2014 | CN203374259U 充填工具 Filling Tool |
| 01/01/2014 | CN203374258U Safeguarding arrangement for collecting a fluid escaping into a body of water |
| 01/01/2014 | CN203374257U Air balancing assembly of air balancing pumping unit |
| 01/01/2014 | CN203374256U Leakage-prevention blowout-prevention well washing flow string |
| 01/01/2014 | CN203374255U Liquid control type oil well sleeve pipe gas recovery device |
| 01/01/2014 | CN203374254U Maintenance lifting platform of pumping unit |
| 01/01/2014 | CN203374253U Receding adjusting mechanism for pumping unit |
| 01/01/2014 | CN203374252U Receding device for pumping unit |
| 01/01/2014 | CN203374251U Beam-pumping unit |
| 01/01/2014 | CN203374250U Tower frame type single well pumping unit counterweight buffer pit |
| 01/01/2014 | CN103492672A Downhole pressure compensating device |
| 01/01/2014 | CN103492666A Subsea well assembly and associated method |
| 01/01/2014 | CN103492526A Composites for controlled release of well treatment agents |
| 01/01/2014 | CN103492167A Metering process and device for performing the process |
| 01/01/2014 | CN103485769A Sand filling tube combination device for simulating fractured reservoir |
| 01/01/2014 | CN103485763A Monitoring environmental conditions of an underwater installation |