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)
06/2010
06/29/2010CA2592949C Gravel pack multi-pathway tube with control line retention and method for retaining control line
06/29/2010CA2494391C Methods of improving heavy oil production
06/29/2010CA2436059C Method and system for accessing subterranean zones from a limited surface area
06/29/2010CA2377697C Expandable joint connector
06/24/2010WO2010070289A2 Processing apparatus for multiphase hydrocarbon flows
06/24/2010WO2010069907A1 Process for treating a heavy hydrocarbon feedstock to reduce its viscosity
06/24/2010WO2010069662A1 Improvement in enhanced oil recovery by polymer without supplementary equipment or product
06/24/2010WO2010069477A1 Method and apparatus for forming a tubular conduit
06/24/2010WO2010069117A1 Sieve tube well completion method in under-balanced condition and temporary plugging type sieve tube
06/24/2010WO2010045115A3 Treating subsurface hydrocarbon containing formations and the systems, methods, and processes utilized
06/24/2010WO2010031804A3 Polymer gels as flow improvers in water injection systems
06/24/2010WO2009063162A3 Method for stimulating a well using fluid pressure waves
06/24/2010US20100155970 Method of cooling a multiphase well effluent stream
06/24/2010US20100155082 Actuator Assembly for Tubular Expansion
06/24/2010US20100155078 Method For Predicting Composition of Petroleum
06/24/2010US20100155077 Selective completion system for downhole control and data acquisition
06/24/2010US20100155076 System for providing rotational power in a subsea environment
06/24/2010US20100155075 Method for liquid control in multiphase fluid pipelines
06/24/2010US20100155074 Interchangeable subsea wellhead devices and methods
06/24/2010US20100155073 Retrievable hydraulic subsea bop control pod
06/24/2010US20100155066 Proppant control in an lpg frac system
06/24/2010US20100155065 Methods for placing multiple stage fractures in wellbores
06/24/2010US20100155064 Apparatus and Method for Providing an Alternate Flow Path in Isolation Devices
06/24/2010US20100155063 Particle Drilling System Having Equivalent Circulating Density
06/24/2010US20100155062 Use Of A Heavy Petroleum Fraction As A Drive Fluid In The Recovery of Hydrocarbons From A Subterranean Formation
06/24/2010US20100155060 Triangle air injection and ignition extraction method and system
06/24/2010US20100155057 Apparatus and Method of Monitoring An Alternating Current Component of a Downhole Electrical Imbalance Voltage
06/24/2010US20100155051 Electric submersible pumping system with gas vent
06/24/2010US20100155049 Downhole Tool Delivery System
06/24/2010US20100155048 Integrated carbon management system for petroleum refining
06/24/2010DE102008043329B3 Vorrichtung und Verfahren zur Sanierung und Separation von Gasakkumulationen in Gewässern Apparatus and method for remediation and separation of gas accumulations in the aquatic
06/24/2010CA2746842A1 Process for treating a heavy hydrocarbon feedstock to reduce its viscosity
06/24/2010CA2745911A1 Improvement in enhanced oil recovery by polymer without supplementary equipment or product
06/24/2010CA2649203A1 Proppant addition system and method
06/24/2010CA2649197A1 Proppant control in an lpg frac system
06/23/2010EP2199541A1 Method and apparatus for forming a tubular conduit
06/23/2010EP2198123A2 Horizontal liquid/gas separation device and separation method, intended in particular for the liquid and gas phases of crude oil
06/23/2010EP2198122A1 Three-phase heaters with common overburden sections for heating subsurface formations
06/23/2010EP2198121A1 Artificial neural network models for determining relative permeability of hydrocarbon reservoirs
06/23/2010EP2198120A2 Pumping module and system
06/23/2010EP2198119A1 Fluid control apparatus and methods for production and injection wells
06/23/2010EP2198115A1 Method of using pressure signatures to predict injection well anomalies
06/23/2010EP2197975A2 Installation for enhanced oil recovery using water-soluble polymers, method implementing same
06/23/2010EP2197974A1 Installation for enhanced oil recovery using water-soluble polymers, method implementing same
06/23/2010CN201513703U Progressive type dry fat distributor
06/23/2010CN201513336U Oil well pump cylinder surface layer structure
06/23/2010CN201513162U Multilayer-section fracturing device of releasing tubular column
06/23/2010CN201513161U Device for thermal recovery and gas injection of petroleum
06/23/2010CN201513160U Well-head sand filling device for remedial work
06/23/2010CN201513159U Handling device for nuts of pins of cranks of pumping units
06/23/2010CN201513158U Dismounting tool for nuts of counterbalances of pumping units
06/23/2010CN201513154U Water distribution packer, setting core and water distribution core
06/23/2010CN201513141U Double rope hanger
06/23/2010CN1842635B Expandable tubulars for use in geologic structures, methods for expanding tubulars, and methods of manufacturing expandable tubulars
06/23/2010CN101755027A Method for recovering crude oil from a subterranean formation
06/23/2010CN101754822A Apparatus and methods for expanding tubular elements
06/23/2010CN101749343A Electromagnetic drum brake for oil sucking machine
06/23/2010CN101749203A Underground geothermal energy steam driving rotating device and power generating or liquid extracting method thereof
06/23/2010CN101749005A Protection process of underground drilling hole
06/23/2010CN101749004A Control method of interlayer rock salt cavern building with water solution in underground oil and gas storage
06/23/2010CN101749003A Skid-mounted technique for dissolving salt and paraffin without pushing down production and equipment thereof
06/23/2010CN101749002A CO2 flooding anticorrosion and gas control lifting technology
06/23/2010CN101749001A Bailer type thick oil continuous exploiting device and operating method thereof
06/23/2010CN101749000A Energy-concentrated bullet blasting and perforating process
06/23/2010CN101748999A Highly-efficient flow control sieve tube
06/23/2010CN101748998A Walking beam pumping unit with adjustable balancing balance weight piece, triangular body, horsehead, tail rod and slideway connected with lower end of tail rod
06/23/2010CN101748997A Quick fluid-discharge technology
06/23/2010CN101748996A Energy-saving oil pumping mechanism used for oil field
06/23/2010CN101748995A Double-well swing arm pumping unit
06/23/2010CN101748994A Beam-pumping unit
06/23/2010CN101748993A Pumping unit convenient for adjusting balance
06/23/2010CN101748990A Releasing packer well-washing device
06/23/2010CN101748987A Subsea force generating device and method
06/23/2010CN101747886A Fracturing fluid stock solution, full-filling preposition-free sand adding fracturing method and fracturing fluid cross-linking solution thereof
06/23/2010CN101747879A Baffle for thin layer oilfield controlling coning of bottom water and injection method thereof
06/23/2010CN101240792B High water-containing rod pumped well oiling type double-passage eccentric wear-proof process
06/23/2010CA2688731A1 Actuator assembly for tubular expansion
06/22/2010US7740077 Downhole oilfield tubulars
06/22/2010US7740076 Protective sleeve for threaded connections for expandable liner hanger
06/22/2010US7740072 Methods and systems for well stimulation using multiple angled fracturing
06/22/2010US7740071 Treating drilling fluids for oil wells in clay and/or shale with an ion exchanging mixture of amine salts and cationic polymers, such as polydiallyldimethylammoniium chloride and quaternized hexamethylenediamine; antiswelling agents; minimize fines migration; pore penetration; broad pH effective
06/22/2010US7740069 Process for two-step fracturing of subsurface formations
06/22/2010US7740065 Process to upgrade whole crude oil by hot pressurized water and recovery fluid
06/22/2010US7740063 Relevant functionalities are selected from the ability to use a component available in the oil reservoir as a carbon source, to use a component in injected or produced water from the oil reservoir,the capability of achieving a desired growth rate in the presence of oil, and to grow in an oil well
06/22/2010US7740062 System and method for the recovery of hydrocarbons by in-situ combustion
06/22/2010US7740059 Well casing perforator
06/22/2010CA2688742A1 Method for heating a hydrocarbons reservoir
06/22/2010CA2558477C One trip perforating cementing, and sand management apparatus and method
06/22/2010CA2465934C Hydraulic tools for setting liner top packers and for cementing liners
06/22/2010CA2447654C Method and apparatus for gravel packing a well
06/19/2010CA2688859A1 High-temperature thermosetting polymeric materials for esp motor applications
06/19/2010CA2688508A1 Triangle air injection and ignition extraction method and system
06/18/2010CA2647088A1 Horizontal to horizontal thermal exploitation design
06/17/2010WO2010068833A2 Electrical submersible pump system connection adapter
06/17/2010WO2010068137A1 Method for hydraulically fracturing an underground formation
06/17/2010WO2010068128A1 Hydraulic fracture height growth control
06/17/2010WO2010042280A3 Device for protecting a subsea structure and methods relating to same
06/17/2010WO2010027723A3 Method and system for jointly producing and processing hydrocarbons from natural gas hydrate and conventional hydrocarbon reservoirs
06/17/2010WO2010020956A3 Subsea well intervention lubricator and method for subsea pumping
06/17/2010US20100147587 Well completion apparatus and methods
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