| 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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| 01/05/2010 | US7640978 Extracting and transporting anaerobic formation water containing said microorganism from a subterranean carbonaceous formation in an anaerobic state; concentrating and stimulating biogenic production of metabolites, hydrogen, methane (combustible biogenic gases); methanobacter; biofuel/hydrocarbons/ |
| 01/05/2010 | US7640975 Flow control for increased permeability planes in unconsolidated formations |
| 01/05/2010 | US7640965 Creating a well abandonment plug |
| 01/05/2010 | CA2552657C Non-volatile phosphorus hydrocarbon gelling agent |
| 01/05/2010 | CA2551006C Expandable downhole tubing |
| 01/05/2010 | CA2432612C Control of fine particulate flowback in subterranean wells |
| 01/05/2010 | CA2429193C Full bore automatic gun release module |
| 12/31/2009 | US20090321366 Method of processing and separating a multiphase well effluent mixture |
| 12/31/2009 | US20090321084 Liquid Pump Rod |
| 12/31/2009 | US20090321083 Method and apparatus for removing liquid from a gas well |
| 12/31/2009 | US20090321082 Method for Protecting Hydrocarbon Conduits |
| 12/31/2009 | US20090321081 Controlled Pressure Equalization of Atmospheric Chambers |
| 12/31/2009 | US20090321080 System, vessel and method for production of oil and heavier gas fractions from a resevoir below the seabed |
| 12/31/2009 | US20090321079 Power line communication system |
| 12/31/2009 | US20090321078 Method for reduction of control lines to operate a multi-zone completion |
| 12/31/2009 | US20090321076 Completion Method with Telescoping Perforation & Fracturing Tool |
| 12/31/2009 | US20090321075 Parallel heater system for subsurface formations |
| 12/31/2009 | US20090321073 Method for in-situ combustion of in-place oils |
| 12/31/2009 | US20090321071 Controlling and assessing pressure conditions during treatment of tar sands formations |
| 12/31/2009 | US20090320648 Recovery of molybdenum from molybdenum bearing sulfide materials by bioleaching in the presence of iron |
| 12/30/2009 | WO2009157811A1 Coal gasification method (variants) and a subsurface water purification method |
| 12/30/2009 | WO2009156639A1 Device for mounting a flexible line on structure, and related equipment and method |
| 12/30/2009 | WO2009140004A3 A device and system for well completion and control and method for completing and controlling a well |
| 12/30/2009 | WO2009137826A3 Mass/volume estimation contamination, removal and/or in situ treatment using subsurface pressure waves |
| 12/30/2009 | WO2009120497A3 System and method for controlling multiple well tools |
| 12/30/2009 | WO2009111383A3 Sympathetic ignition closed packed propellant gas generator |
| 12/30/2009 | WO2009102809A3 Riser lifecycle management system, program product, and related methods |
| 12/30/2009 | WO2009089150A3 A system and method for real-time quality control for downhole logging devices |
| 12/30/2009 | EP2137375A2 In situ recovery from residually heated sections in a hydrocarbon containing formation |
| 12/30/2009 | CN201374013Y Automatic brine concentration regulator |
| 12/30/2009 | CN201373089Y Variable-speed-reduction gearbox dedicated for oil field oil pumping unit |
| 12/30/2009 | CN201372973Y Fixed multi-nozzle jet pump |
| 12/30/2009 | CN201372920Y Improved nomadic valve cover |
| 12/30/2009 | CN201372915Y Separate mining pump of pumping well |
| 12/30/2009 | CN201372914Y Hydraulic caliper-disc-brake ground driving device for single-screw oil-well pumps |
| 12/30/2009 | CN201372910Y Oil well and oil delivery pipeline dosing pump |
| 12/30/2009 | CN201372789Y Device for accurately controlling quantity of gel breaker |
| 12/30/2009 | CN201372788Y Acidproof sand blender vehicle |
| 12/30/2009 | CN201372787Y Hot-water circulation viscosity reduction flow string used inside well |
| 12/30/2009 | CN201372786Y Sleeve type injector for firing oil-gas producing layer |
| 12/30/2009 | CN201372785Y Crawl fracturing control device |
| 12/30/2009 | CN201372784Y Oil well separate-layer proration regulator |
| 12/30/2009 | CN201372783Y Digital hydraulic throttle control device |
| 12/30/2009 | CN201372782Y High-temperature and high-pressure laboratory perforating simulation gun |
| 12/30/2009 | CN201372781Y High-temperature and high-pressure laboratory perforating simulation target |
| 12/30/2009 | CN201372780Y High-temperature and high-pressure laboratory perforating simulation target sleeve |
| 12/30/2009 | CN201372779Y Oil casing communicating vessel |
| 12/30/2009 | CN201372778Y Punched hole screen pipe for preventing sand |
| 12/30/2009 | CN201372777Y Gas anchor type double-filtration impurity sieve tube |
| 12/30/2009 | CN201372776Y Novel oil pumping unit base |
| 12/30/2009 | CN201372775Y Balancing block anti-skid device of pumping unit |
| 12/30/2009 | CN201372774Y Multistage hydraulic jetting and fracturing technological tubular column |
| 12/30/2009 | CN201372773Y Overrunning clutch reversing and zero energy started pumping unit |
| 12/30/2009 | CN201372772Y High pressure water-jet combination tool for ultra-short radius radial horizontal well |
| 12/30/2009 | CN201372771Y Pump impacting device of pumping unit |
| 12/30/2009 | CN201372761Y Device for mining wellhead of salt deposit by drilling solution mining method |
| 12/30/2009 | CN101614121A Bull wheel-driven energy-saving beam-pumping unit |
| 12/30/2009 | CN101614120A Special chain drive pumping unit |
| 12/30/2009 | CN101614119A Mobile balance block device for beam-type balance oil extractor |
| 12/30/2009 | CN100575661C Method for processing underground stratum and aqueous viscoelastic processed fluid |
| 12/30/2009 | CN100575660C Screen for controlling sand production in a wellbore |
| 12/29/2009 | USRE41059 Expandable wellbore junction |
| 12/29/2009 | US7638467 Reversible gelling system and method using same during well treatments |
| 12/29/2009 | US7638465 Kinetic gas hydrate inhibitors in completion fluids |
| 12/29/2009 | US7637322 Methods and compositions for enhancing guar hydration rates and performing guar derivitization reactions |
| 12/29/2009 | US7637320 Differential filters for stopping water during oil production |
| 12/29/2009 | US7637318 Pressure communication assembly external to casing with connectivity to pressure source |
| 12/29/2009 | US7637317 Frac gate and well completion methods |
| 12/29/2009 | US7637316 Wellbore system |
| 12/29/2009 | CA2643138C Hydraulic stepping valve actuated sliding sleeve |
| 12/29/2009 | CA2567989C Method and apparatus for aligning rotor in stator of a rod driven well pump |
| 12/29/2009 | CA2506428C Selective stimulation with selective water reduction |
| 12/24/2009 | US20090315388 Mining method for co-extraction of non-combustible ore and mine methane |
| 12/24/2009 | US20090314495 Systems and methods for drilling and producing subsea fields |
| 12/24/2009 | US20090314493 Method for controlled gelation of silicates |
| 12/24/2009 | US20090314492 Protection Sleeve |
| 12/24/2009 | US20090314489 Acoustic imaging while cutting |
| 12/24/2009 | US20090314488 Electrically and/or Magnetically Active Coated Fibres for Wellbore Operations |
| 12/24/2009 | US20090314487 Processing hydrocarbons |
| 12/24/2009 | US20090314149 Method of cutting target members using a cutting saw device |
| 12/24/2009 | US20090313772 Composition comprising peroxygen and surfactant compounds and method of using the same |
| 12/24/2009 | CA2669823A1 Gelled hydrocarbons for oilfield processes and methods of use thereof |
| 12/23/2009 | WO2009155442A1 A composition comprising peroxygen and surfactant compounds and method of using the same |
| 12/23/2009 | WO2009155270A2 Producing gaseous hydrocarbons from hydrate capped reservoirs |
| 12/23/2009 | WO2009155243A2 Downhole shut off assembly for artificially lifted wells |
| 12/23/2009 | WO2009154914A2 Maintaining shale stability by pore plugging |
| 12/23/2009 | WO2009154881A1 Frac adapter for wellhead |
| 12/23/2009 | WO2009154876A1 Hydrocarbons processing using radiation |
| 12/23/2009 | WO2009154676A1 Method and system for solution mining |
| 12/23/2009 | WO2009153548A1 Method and apparatus for configuring oil and/or gas producing system |
| 12/23/2009 | WO2009153547A1 Wellbore servicing compositions comprising a density segregation inhibiting composite and methods of making and using same |
| 12/23/2009 | WO2009152652A1 A dual-plunger self-rotatable oil well pump |
| 12/23/2009 | WO2009126520A3 Multi-cycle isolation valve and mechanical barrier |
| 12/23/2009 | WO2009120935A3 Wellhead hanger shoulder |
| 12/23/2009 | EP2134971A1 Pump system and method for delivering multi-phase mixtures |
| 12/23/2009 | CN201368011Y Long plunger type anti-sand oil well pump |
| 12/23/2009 | CN201367894Y Underground solid-gas-liquid separator |
| 12/23/2009 | CN201367893Y Sour crude oil hydrogen sulfide stripping-analyzing device |
| 12/23/2009 | CN201367892Y Pipe string structure of downhole hydraulic-jetting fracturing and acidizing tool of oil-gas well |
| 12/23/2009 | CN201367891Y Ejecting and acidifying tool for oil-gas well |