| 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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| 09/18/2014 | US20140262241 Systems and Methods for the Production of a Subterranean Reservoir Containing Viscous Hydrocarbons |
| 09/18/2014 | US20140262240 Producing Hydrocarbons from a Formation |
| 09/18/2014 | US20140262239 Preparing a Wellbore for Improved Recovery |
| 09/18/2014 | US20140262231 Methods for treatment of a subterranean formation |
| 09/18/2014 | US20140262230 Acoustic Artificial Lift System For Gas Production Well Deliquification |
| 09/18/2014 | US20140262229 Acoustic artificial lift system for gas production well deliquification |
| 09/18/2014 | US20140262228 Mechanically Degradable Polymers For Wellbore Work Fluid Applications |
| 09/18/2014 | US20140262227 Ring Electrode Device and Method For Generating High-Pressure Pulses |
| 09/18/2014 | US20140262226 Method and apparatus for generating high-pressure pulses in a subterranean dielectric medium |
| 09/18/2014 | US20140262225 Oil extraction using radio frequency heating |
| 09/18/2014 | US20140262224 Rf antenna assembly with feed structure having dielectric tube and related methods |
| 09/18/2014 | US20140262223 Rf antenna assembly with dielectric isolator and related methods |
| 09/18/2014 | US20140262222 Rf antenna assembly with series dipole antennas and coupling structure and related methods |
| 09/18/2014 | US20140262221 Electrical heating of oil shale and heavy oil formations |
| 09/18/2014 | US20140262220 Cellar Oil Recovery Techniques for In Situ Operations |
| 09/18/2014 | US20140262219 Dual underground tunnel system for hydrocarbon exploitation |
| 09/18/2014 | US20140262208 Shunt Tube Connection and Distribution Assembly and Method |
| 09/18/2014 | US20140262206 Barrier for a downhole tool |
| 09/18/2014 | US20140262204 Modular Well Plunger And System For Use Of Same In A Well Bore |
| 09/18/2014 | US20140262203 Polymer coated sand and methods of manufacture and use |
| 09/17/2014 | EP2778340A2 Shunt tube connections for wellscreen assembly |
| 09/17/2014 | EP2776715A2 Low profile rod pumping unit with pneumatic counterbalance for the active control of the rod string |
| 09/17/2014 | EP2776664A1 Pressure relief device, system, and method |
| 09/17/2014 | EP2776663A1 Method for determining the presence and location of a subsurface hydrocarbon accumulation and the origin of the associated hydrocarbons |
| 09/17/2014 | EP2776662A1 Rotational motion-inducing variable flow resistance systems having a sidewall fluid outlet and methods for use thereof in a subterranean formation |
| 09/17/2014 | EP2776661A1 Fluid discrimination for use with a subterranean well |
| 09/17/2014 | EP2776660A1 Variable flow resistance for use with a subterranean well |
| 09/16/2014 | US8838427 Method for determining the closure pressure of a hydraulic fracture |
| 09/16/2014 | US8835364 Compositions and method for breaking hydraulic fracturing fluids |
| 09/16/2014 | US8834726 Treatment of gas well hydrofracture wastewaters |
| 09/16/2014 | US8834133 Pumping device for fluids located at the bottom of a drilled well |
| 09/16/2014 | US8833475 Carbon dioxide-based geothermal energy generation systems and methods related thereto |
| 09/16/2014 | US8833474 Method and apparatus for using pressure cycling and cold liquid CO2 for releasing natural gas from coal and shale formations |
| 09/16/2014 | US8833467 Plunger lift systems and methods |
| 09/16/2014 | US8833466 Self-controlled inflow control device |
| 09/16/2014 | US8833460 Oil pipe suspension device and installation method |
| 09/16/2014 | US8833459 System and method for channeling fluids underwater to the surface |
| 09/16/2014 | US8833457 Sulfates and phosphates as allosteric effectors in mannanohydrolase enzyme breakers |
| 09/16/2014 | US8833456 Seawater transportation for utilization in hydrocarbon-related processes including pipeline transportation |
| 09/16/2014 | US8833454 Hydrocarbon recovery method |
| 09/16/2014 | US8833453 Electrodes for electrical current flow heating of subsurface formations with tapered copper thickness |
| 09/16/2014 | US8833452 Chemical diversion technique |
| 09/16/2014 | US8833449 Methods for treating carbonate hydrocarbon-bearing formations with fluorinated amphoteric compounds |
| 09/16/2014 | US8833447 Separating device for tubular flow-through devices |
| 09/16/2014 | US8833445 Systems and methods for gravel packing wells |
| 09/16/2014 | US8833444 System, apparatus and method for abrasive jet fluid cutting |
| 09/16/2014 | US8833441 Cable suspended pumping system |
| 09/16/2014 | US8833440 High-temperature heat, steam and hot-fluid viscous hydrocarbon production and pumping tool |
| 09/16/2014 | US8833439 Galvanically isolated exit joint for well junction |
| 09/16/2014 | US8833393 Cap valve |
| 09/16/2014 | US8832915 Apparatus and method for the connection of conduits |
| 09/16/2014 | CA2805601C Method of acidizing a subterranean formation with diverting foam or fluid |
| 09/16/2014 | CA2776435C Thermally-controlled valves and methods of using the same in a wellbore |
| 09/16/2014 | CA2751473C Swellable material activation and monitoring in a subterranean well |
| 09/16/2014 | CA2716186C Slip-layer fluid placement |
| 09/16/2014 | CA2668505C Method of plugging fractured formation |
| 09/16/2014 | CA2656803C System, vessel and method for production of oil and heavier gas fractions from a reservoir below the seabed |
| 09/15/2014 | CA2846755A1 Fracturing system and method |
| 09/15/2014 | CA2846555A1 Frac water sonic treatment |
| 09/15/2014 | CA2846201A1 Ring electrode device and method for generating high-pressure pulses |
| 09/15/2014 | CA2845589A1 Subsurface antenna for radio frequency heating |
| 09/15/2014 | CA2845563A1 Oil extraction using radio frequency heating |
| 09/14/2014 | CA2847366A1 Rf antenna assembly with dielectric isolator and related methods |
| 09/14/2014 | CA2846485A1 Cellar oil recovery techniques for in situ operations |
| 09/14/2014 | CA2846297A1 Method of reducing silicosis caused by inhalation of silica-containing proppant, such as silica sand and resin-coated silica sand, and apparatus therefor |
| 09/14/2014 | CA2845338A1 High-speed rod-driven downhole pump |
| 09/14/2014 | CA2844031A1 Method of optimization of flow control valves and inflow control devices in a single well or a group of wells |
| 09/14/2014 | CA2842208A1 Siloxane surfactant additives for oil and gas applications |
| 09/13/2014 | CA2845488A1 Viscosity enhancement of polysaccharide fluids |
| 09/12/2014 | WO2014138531A1 Radio-frequency enhancement and facilitation of in-situ combustion |
| 09/12/2014 | WO2014138515A1 Predispersed waxes for oil and gas drilling |
| 09/12/2014 | WO2014138468A1 Fracturing systems and methods for a wellbore |
| 09/12/2014 | WO2014138301A2 Through tubing perpendicular boring |
| 09/12/2014 | WO2014138201A2 Method to improve conformance control in carbon dioxide flooding |
| 09/12/2014 | WO2014138025A1 An apparatus for downhole water production control in an oil well |
| 09/12/2014 | WO2014137904A1 Methods of transporting proppant particulates in a subterranean formation |
| 09/12/2014 | WO2014137843A1 Using screened pads to filter unconsolidated formation samples |
| 09/12/2014 | WO2014137648A1 Power generation and methane recovery from methane hydrates |
| 09/12/2014 | WO2014137647A1 Processing exhaust for use in enhanced oil recovery |
| 09/12/2014 | WO2014137625A1 Method of fracturing with liquefied natural gas |
| 09/12/2014 | WO2014137581A1 Electrical penetrator assembly |
| 09/12/2014 | WO2014137579A2 Apparatuses and methods for gas extraction from reservoirs |
| 09/12/2014 | WO2014137495A1 Cationic viscoelastic surfactant with non-cationic corrosion inhibitor and organic anion for acidizing |
| 09/12/2014 | WO2014137494A1 Alkyl polyglycoside derivative as biodegradable spacer surfactant |
| 09/12/2014 | WO2014137477A1 Branched viscoelastic surfactant for high-temperature acidizing |
| 09/12/2014 | WO2014137373A1 Method for removing contaminants from wastewater in hydraulic fracturing process |
| 09/12/2014 | WO2014137358A1 Configurable and expandable fluid metering system |
| 09/12/2014 | WO2014137332A1 Method of assembly for sand screen |
| 09/12/2014 | WO2014135267A1 Device and method for removing a material welling out from the sea bed |
| 09/12/2014 | CA2845898A1 Water vapour generation process and recovery method for crude oil by steam-assited gravity drainage (sagd) including the said water vapour generation process |
| 09/12/2014 | CA2844080A1 Assembly for transferring fluids between a vessel and a turret structure mounted in said vessel |
| 09/12/2014 | CA2844074A1 Assembly for transferring fluids between a vessel and a turret structure mounted in said vessel |
| 09/11/2014 | US20140251641 Expandable and degradable downhole hydraulic regulating assembly |
| 09/11/2014 | US20140251635 Apparatuses and methods for gas extraction from reservoirs |
| 09/11/2014 | US20140251632 Subsea hydrocarbon production system |
| 09/11/2014 | US20140251626 Method of enhancing the complexity of a fracture network within a subterranean formation |
| 09/11/2014 | US20140251625 Foamed fracturing fluids and methods for treating hydrocarbon bearing formations |
| 09/11/2014 | US20140251624 Method of servicing a wellbore with an aqueous gel containing a friction reducer |
| 09/11/2014 | US20140251623 Fracturing systems and methods for a wellbore |
| 09/11/2014 | US20140251622 Methods for producing authigenic rock mineral for altering rock hydrology |