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)
09/2010
09/14/2010CA2552422C Sand aggregating reagents, modified sands, and methods for making and using same
09/14/2010CA2550539C Multiphase fluid characterization
09/14/2010CA2453034C Liner hanger
09/13/2010CA2695329A1 Wireline run fracture isolation sleeve and plug and method of operating same
09/13/2010CA2694654A1 Hydrocarbon production process
09/11/2010CA2696600A1 Hydraulically actuated downhole pump with gas lock prevention
09/10/2010WO2010102232A2 Wellbore strengthening material recovery
09/10/2010WO2010102006A2 System and method for monitoring fluid flow through an electrical submersible pump
09/10/2010WO2010101824A2 In situ loop antenna arrays for subsurface hydrocarbon heating
09/10/2010WO2010101752A2 Subterranean screen with varying resistance to flow
09/10/2010WO2010101612A2 Method for recovering energy in-situ from underground resources and upgrading such energy resources above ground
09/10/2010WO2010099623A1 Control logic method and system for optimizing production from natural gas wells
09/10/2010WO2010082030A3 Methods of designing treatment fluids based on solid-fluid interactions
09/10/2010WO2010061162A3 Cement compositions and methods utilizing nano-hydraulic cement
09/10/2010WO2010057017A4 Downhole thermal component temperature management system and method
09/10/2010WO2010042725A3 Methods and apparatus for wellbore enhancement
09/10/2010WO2010011402A3 Method of manufacture and the use of a functional proppant for determination of subterranean fracture geometries
09/10/2010WO2009142782A3 System and method for densely packing wells using magnetic ranging while drilling
09/10/2010WO2009074636A3 Method of expanding a tubular element in a wellbore
09/10/2010CA2787510A1 Control valve assembly
09/10/2010CA2754486A1 System and method for monitoring fluid flow through an electrical submersible pump
09/10/2010CA2753785A1 In situ loop antenna arrays for subsurface hydrocarbon heating
09/10/2010CA2752719A1 Wellbore strengthening material recovery
09/10/2010CA2696517A1 Jet pump for use with a multi-string tubing system and method of using the same for well clean out and testing
09/09/2010US20100225154 Method for Simultaneously Mining Vertically Disposed Beds
09/09/2010US20100224375 Re-settable and anti-rotational contraction joint with control lines
09/09/2010US20100224370 Method of heating hydrocarbons
09/09/2010US20100224369 Method for recovering energy in-situ from underground resources and upgrading such energy resources above ground
09/09/2010US20100224368 Deployment of insulated conductors for treating subsurface formations
09/09/2010US20100224367 Apparatus and method for milling casing in jet drilling applications for hydrocarbon production
09/09/2010US20100224365 Method of treating a subterranean formation and forming treatment fluids using chemo-mathematical models and process control
09/09/2010US20100224364 Water treatment method for heavy oil production
09/09/2010US20100224363 Method of direct steam generation using an oxyfuel combustor
09/09/2010US20100224362 Electromagnetic Imaging By Four Dimensional Parallel Computing
09/09/2010US20100224361 Compositions and Methods for Treating a Water Blocked Well
09/09/2010US20100224360 Apparatus, system and method for motion compensation using wired drill pipe
09/09/2010US20100224359 Subterranean Screen with Varying Resistance to Flow
09/09/2010US20100224356 Apparatus for electrical power and/or data transfer between rotating components in a drill string
09/08/2010EP2226466A1 Method for producing a marketable hydrocarbon composition from a hydrate deposit buried in the waterbottom
09/08/2010EP2226465A1 Well regeneration method
09/08/2010EP2226131A2 Method of cleaning an industrial tank using electrical energy and critical fluid
09/08/2010EP2225435A1 Screened valve system for selective well stimulation and control
09/08/2010CN201575244U Guide slip for pipe connection
09/08/2010CN201574748U Convenient oil well sampler
09/08/2010CN201574743U Special sand blower for perforation
09/08/2010CN201574742U Special novel water jacket furnace for oilfield
09/08/2010CN201574741U Steam injection wellhead venting device
09/08/2010CN201574740U Multistage device for quantitatively injecting injection liquid
09/08/2010CN201574739U Device for regulating layered waterflooding quantity of hollow well
09/08/2010CN201574738U Multi-well integrated automatic liquid mixing device
09/08/2010CN201574737U Split-type subdivision oil extraction device
09/08/2010CN201574736U Firing angle adjusting charge carrier for perforating gun
09/08/2010CN201574735U Inclined shaft azimuthal orientation multilevel pulse benefit increment perforating device
09/08/2010CN201574734U Oil pumping unit with novel structure
09/08/2010CN201574733U Underground multifunctional extrusion-washing-discharge device
09/08/2010CN201574732U Oil pumping machine of screw pump well testing operation
09/08/2010CN201574731U Combined type pipe string with functions of perforation, fracturing and non-well-killing pumping of oil wells
09/08/2010CN201574730U Variable-stroke-frequency transmission device of oil pumping unit
09/08/2010CN201574721U Horizontal well and vertical well fracture packer
09/08/2010CN201574719U Thermal recovery packer
09/08/2010CN201574707U Tube internal self-adaptive linkage telescopic mechanism
09/08/2010CN201574700U Double-lead-hammer hanging rope of oil pumping unit
09/08/2010CN201574695U Steam-filling pipeline connection coupling thermal insulation rainproof apparatus
09/08/2010CN1419037B Mine gasified furnace
09/08/2010CN101828087A Method and apparatus for cooling a gaseous hydrocarbon stream
09/08/2010CN101828003A Fluid control apparatus and methods for production and injection wells
09/08/2010CN101828002A Permeable medium flow control devices for use in hydrocarbon production
09/08/2010CN101828001A Water sensing devices and methods utilizing same to control flow of subsurface fluids
09/08/2010CN101828000A Water control device using electromagnetics
09/08/2010CN101827998A Water sensing adaptable in-flow control device and method of use
09/08/2010CN101825279A Method for achieving water-injecting high-pressure combustion through pipeline of fuel nozzle
09/08/2010CN101824980A Method for controlling FeS deposition and S deposition in acidification of gas well containing H2S
09/08/2010CN101824979A Emulsion process profile control and water shutoff method of thickened oil steam-stimulated well
09/08/2010CN101824978A High accuracy oriented perforator
09/08/2010CN101824977A Oil/gas exploitation pipe and manufacturing method thereof
09/08/2010CN101824976A Single-arm roller oil pumping device
09/08/2010CN101824966A Device for jetting ultrashort radius horizontal hole by using high-pressure water
09/08/2010CN101824579A Jam skeleton for perforating gun
09/08/2010CN101581293B Self-lubricating string for rod and tubing wear prevention and sucker rod pumping of inclined wells
09/08/2010CN100999992B Method for transferring steam driven at thickened oil steam taking-in and sending-out later period post
09/07/2010US7789164 Kerogen extraction from subterranean oil shale resources
09/07/2010US7789160 Addition of nonionic surfactants to water soluble block copolymers to increase the stability of the copolymer in aqueous solutions containing salt and/or surfactants
09/07/2010US7789159 Methods to de-sulfate saline streams
09/07/2010US7789158 Flow control system having a downhole check valve selectively operable from a surface of a well
09/07/2010US7789157 System and method for controlling liquid removal operations in a gas-producing well
09/07/2010US7789153 Methods and apparatuses for electronic time delay and systems including same
09/07/2010US7789152 Plug protection system and method
09/07/2010US7789151 Plug protection system and method
09/07/2010US7789147 Method of stimulating oil and gas wells using deformable proppants
09/07/2010US7789146 Forming a slurry of 3 groups of particles, each having a particle size distribution 3 times larger than the next; one of the 2nd and 3rd groups contains a degradable material and a reactive solid; circulating the slurry in a well bore with a screen so that all types of particles are deposited on it
09/07/2010US7789145 Inflow control device
09/07/2010US7789144 Flooding the reservoir with water and a nonpolymeric, viscoelastic anionic surfactant that is an alkyl or hydroxyalkyl sulfate or sulfonate or an alkylarylsulfonate; pushing oil through the reservoir to a wellbore; and extracting the oil through the wellbore; much lower interefacial surface tension
09/07/2010US7789143 Flooding the reservoir with water and a nonpolymeric, viscoelastic amphoteric surfactant, particuarly an internal salt of an aliphatic tertiaryl aminoalkanoic acid; pushing oil through the reservoir to a wellbore; and extracting the oil through the wellbore; much lower interefacial surface tension
09/07/2010US7789142 Downhole gas flow powered deliquefaction pump
09/07/2010US7789141 Oil recovery enhancement method
09/07/2010US7789139 Device and system for well completion and control and method for completing and controlling a well
09/07/2010US7789131 Hydraulic pump system for deliquifying low rate gas wells
09/07/2010CA2572516C Flow control apparatus for use in a wellbore
09/07/2010CA2468782C Methods and apparatus for well completion installation monitoring and control
09/07/2010CA2444776C Drilling system with expandable sleeve
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