| 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) |
|---|
| 02/28/2013 | WO2012123458A3 Electrical reservoir fracturing |
| 02/28/2013 | WO2012118631A3 Electric submersible pump floating ring bearing and method to assemble same |
| 02/28/2013 | WO2012112823A3 Stage tool |
| 02/28/2013 | WO2012107731A3 System and method for servicing a wellbore |
| 02/28/2013 | WO2012107730A3 A method for indivdually servicing a plurality of zones of a subterranean formation |
| 02/28/2013 | WO2012058089A3 Reservoir pressure testing to determine hydrate composition |
| 02/28/2013 | WO2011146219A3 Cutting dart and method of using the cutting dart |
| 02/28/2013 | US20130052065 Relocatable sucker rod pump assembly |
| 02/28/2013 | US20130051977 Adjustable vane diffuser insert for electrical submersible pump |
| 02/28/2013 | US20130048376 Perforating gun with internal shock mitigation |
| 02/28/2013 | US20130048375 Perforating gun with internal shock mitigation |
| 02/28/2013 | US20130048306 Apparatus and method for penetrating cement surrounding a tubular |
| 02/28/2013 | US20130048305 Degradable slip element |
| 02/28/2013 | US20130048297 Method for hydrocarbon resource recovery including actuator operated positioning of an rf sensor and related apparatus |
| 02/28/2013 | US20130048295 Apparatus and methods for establishing and/or maintaining controlled flow of hydrocarbons during subsea operations |
| 02/28/2013 | US20130048293 Flow pattern enhancer system for gas wells with liquid load problems |
| 02/28/2013 | US20130048292 Method of using fracturing fluids containing carboxyalkyl tamarind |
| 02/28/2013 | US20130048291 Injection of fluid into selected ones of multiple zones with well tools selectively responsive to magnetic patterns |
| 02/28/2013 | US20130048290 Injection of fluid into selected ones of multiple zones with well tools selectively responsive to magnetic patterns |
| 02/28/2013 | US20130048288 Working/control fluid for heavy and extra-heavy crude wells |
| 02/28/2013 | US20130048283 Subterranean Reservoir Treatment Method |
| 02/28/2013 | US20130048282 Fracturing Process to Enhance Propping Agent Distribution to Maximize Connectivity Between the Formation and the Wellbore |
| 02/28/2013 | US20130048281 Wellbore servicing fluids and methods of making and using same |
| 02/28/2013 | US20130048280 Systems and methods for gravel packing wells |
| 02/28/2013 | US20130048279 Systems and methods for producing oil and/or gas |
| 02/28/2013 | US20130048278 Method for hydrocarbon resource recovery by repairing a failed hydrocarbon recovery arrangement |
| 02/28/2013 | US20130048277 Method for hydrocarbon resource recovery including actuator operated positioning of an rf applicator and related apparatus |
| 02/28/2013 | US20130048276 Frac water blending system |
| 02/28/2013 | US20130048275 Apparatus and Method for Controlling a Completion Operation |
| 02/28/2013 | DE102009060416B4 Airliftverfahren mit feinperligem Auftriebsstrom Airliftverfahren with feinperligem buoyancy flux |
| 02/28/2013 | CA2846045A1 Wellbore servicing fluids and methods of making and using same |
| 02/28/2013 | CA2845858A1 Coal seam gas fracking systems and methods |
| 02/28/2013 | CA2843603A1 Systems and methods for gravel packing wells |
| 02/28/2013 | CA2843319A1 Fracturing process to enhance propping agent distribution to maximize connectivity between the formation and the wellbore |
| 02/28/2013 | CA2788606A1 Process for holding a volume of gas in an underground geological reservoir by nitrogen injection |
| 02/28/2013 | CA2751135A1 Apparatus and method for penetrating cement surrounding a tubular |
| 02/27/2013 | EP2561180A2 Device and method of enchancing production of hydrocarbons |
| 02/27/2013 | EP2561179A2 Prevention, actuation and control of deployment of memory-shape polymer foam-based expandables |
| 02/27/2013 | EP2561178A2 Intelligent completion system for extended reach drilling wells |
| 02/27/2013 | EP2561043A2 Integrated process for the treatment and gasification of bituminous feedstocks by chemical looping combustion |
| 02/27/2013 | EP2561041A2 Process for reducing the viscosity of heavy crude oils |
| 02/27/2013 | CN202756010U Methane drawing out device for deep hole fracture blasting control |
| 02/27/2013 | CN202756008U Coal mine gas drainage gas-water separator pipeline |
| 02/27/2013 | CN202755961U High-efficient downhole oil-gas separation gas anchor |
| 02/27/2013 | CN202755960U Reinforced steel filter for water well |
| 02/27/2013 | CN202755959U Novel single-pitch multistage fracturing sliding-sleeve device |
| 02/27/2013 | CN202755958U Intelligent profile control injection system |
| 02/27/2013 | CN202755957U Constant proportion dropping-fishing-free seperated layer water injection technique tubular pipe |
| 02/27/2013 | CN202755956U Quantitative water distributor free from throwing and fishing |
| 02/27/2013 | CN202755955U Gravel packing string for horizontal wells |
| 02/27/2013 | CN202755954U Device for exploiting of deep-sea combustible ice |
| 02/27/2013 | CN202755953U Pumping unit intelligent control cabinet |
| 02/27/2013 | CN202755952U Jack-type pumping unit balancing tool |
| 02/27/2013 | CN202755951U Belt type oil pumping unit displacement roller wheel and auxiliary roller drum thereof |
| 02/27/2013 | CN202755950U Double-pipe well mouth Christmas tree |
| 02/27/2013 | CN202755949U Cylinder-type wellhead pressure device |
| 02/27/2013 | CN202755948U Rectangle flange and eccentric adjustment device |
| 02/27/2013 | CN202754976U Reflux, cooling and oil removing integrated combined liquid-gas separation device |
| 02/27/2013 | CN202751982U Mulling and pumping device |
| 02/27/2013 | CN102948010A Diaxial power transmission line for continuous dipole antenna |
| 02/27/2013 | CN102948009A Continuous dipole antenna |
| 02/27/2013 | CN102947666A High density powdered material liner |
| 02/27/2013 | CN102947540A Water heating apparatus for continuous heated water flow and method for use in hydraulic fracturing |
| 02/27/2013 | CN102947539A Conduction convection reflux retorting process |
| 02/27/2013 | CN102947538A Fracturing method to reduce tortuosity |
| 02/27/2013 | CN102947537A System and method for subsea production system control |
| 02/27/2013 | CN102947536A Systems and methods for isolating current flow to well loads |
| 02/27/2013 | CN102947412A Oil recovery |
| 02/27/2013 | CN102943659A Hydraulic pump oil production method and hydraulic pump |
| 02/27/2013 | CN102943658A Oil extraction device |
| 02/27/2013 | CN102943657A Deoxidization-temperature control-water injection pinch and deoxidization-temperature control-water injection method |
| 02/27/2013 | CN102943656A Water distributor |
| 02/27/2013 | CN102943655A Rotary location tool |
| 02/27/2013 | CN102943654A Method for improving recovery efficiency of high-hydrocarbon-content gas deposit by high-CO2-content gas deposit |
| 02/27/2013 | CN102943653A Driving belt assembly |
| 02/27/2013 | CN102943652A Screw pump system |
| 02/27/2013 | CN102943651A Pumping unit transmission system with fixed pulley |
| 02/27/2013 | CN102943650A Selective exploitation tool for multilateral well and construction process of selective exploitation tool |
| 02/27/2013 | CN102943649A Non-beam mechanical reversing long-stroke pumping unit |
| 02/27/2013 | CN102943646A Pressure measuring ball valve for once multiple gravel pack tool |
| 02/27/2013 | CN102942914A Hydrogenation heat gas chemical yield increasing solution component for low-permeability carbonate reservoir oil well |
| 02/27/2013 | CN102942913A Hydrogenation heat gas chemical yield increasing solution component applied to shallow well |
| 02/27/2013 | CN102942912A Hydrogenation heat gas chemical yield increasing solution component for low-permeability sandstone reservoir oil well |
| 02/27/2013 | CN102942911A Hydrogenation hot gas chemical yield increasing solution component applied to low-yield low-permeability oil well |
| 02/27/2013 | CN101832121B Horizontal well circulating gravel packing sand retention device |
| 02/27/2013 | CN101629485B Exploitation method of communication well of geothermal energy bore well |
| 02/27/2013 | CN101563524B Combined development of oil shale by in situ heating with a deeper hydrocarbon resource |
| 02/26/2013 | US8386059 Well prog execution facilitation system and method |
| 02/26/2013 | US8383559 Releasable corrosion inhibitors |
| 02/26/2013 | US8383558 Oilwell sealant compositions comprising alkali swellable latex |
| 02/26/2013 | US8383557 Dual-functional breaker for hybrid fluids of viscoelastic surfactant and polymer |
| 02/26/2013 | US8381822 Managing pressurized fluid in a downhole tool |
| 02/26/2013 | US8381821 Gas lift valve |
| 02/26/2013 | US8381820 In-well rigless ESP |
| 02/26/2013 | US8381815 Production from multiple zones of a tar sands formation |
| 02/26/2013 | US8381811 Method of enhancing adsorption of an inhibitor onto a wellbore region |
| 02/26/2013 | US8381810 Fishbone well configuration for in situ combustion |
| 02/26/2013 | US8381807 Hydraulically-actuated propellant stimulation downhole tool |
| 02/26/2013 | US8381806 Joint used for coupling long heaters |
| 02/26/2013 | US8381652 Shaped charge liner comprised of reactive materials |