| 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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| 09/26/2006 | CA2320720C Apparatus and method for stimulating a subterranean formation |
| 09/26/2006 | CA2246382C Water based foaming composition - method for making same |
| 09/26/2006 | CA2211673C Pump system and methods for pumping well fluids |
| 09/24/2006 | CA2539946A1 A method and apparatus for transferring materials into a fluid stream |
| 09/21/2006 | WO2006099048A2 Non-carcassed, collapse resistant, control line for use subsea and method of use |
| 09/21/2006 | WO2006098637A1 Pipe separator inlet |
| 09/21/2006 | WO2006098636A1 Arrangement for the cleaning of a pipe separator |
| 09/21/2006 | US20060210403 Method of running a down hole rotary pump |
| 09/21/2006 | US20060210362 Method of Installation of a Tension Leg Platform |
| 09/21/2006 | US20060208488 Protective compression and tension sleeves for threaded connections for radially expandable tubular members |
| 09/21/2006 | US20060207799 Drilling tool for drilling web of channels for hydrocarbon recovery |
| 09/21/2006 | US20060207766 Non-carcassed, collapse resistant, control line for use subsea and method of use |
| 09/21/2006 | US20060207765 Method and apparatus for cementing production tubing in a multilateral borehole |
| 09/21/2006 | US20060207764 Testing, treating, or producing a multi-zone well |
| 09/21/2006 | US20060207763 Cemented open hole selective fracing system |
| 09/21/2006 | US20060207762 toe-to-heel in situ combustion; utilizing water, steam or nonoxidizing CO2 gas which acts as gaseous solvent is injected into the reservoir; reducing the tendency of oxygen to enter the horizontal wellbore, enabled higher oxidizing gas injection rates into the reservoir, higher oil recovery; upgrading |
| 09/21/2006 | US20060207761 Methods of quantifying gas content of a gas-sorbed formation solid |
| 09/21/2006 | US20060207760 Collapsible expansion cone |
| 09/21/2006 | US20060207759 Protection scheme and method for deployment of artificial lift devices in a wellbore |
| 09/21/2006 | CA2540990A1 Method and tool for placing a well bore liner |
| 09/20/2006 | EP1703073A1 Methods and apparatus for moving equipment along a borehole |
| 09/20/2006 | EP1702136A1 Controlling a fluid well |
| 09/20/2006 | EP1702133A1 Method for drilling and lining a wellbore |
| 09/20/2006 | EP1068426B1 Apparatus and method for stimulating a subterranean formation |
| 09/20/2006 | CN2818846Y Multi-stage jig-frequency adjuster of beam-pumping unit |
| 09/20/2006 | CN2818845Y Sandproofing big-sprue beam-pumping unit of spiral injection |
| 09/20/2006 | CN2818777Y Magnetic inspector of sleeve perforation evelet quality of oil well |
| 09/20/2006 | CN2818776Y Multiple static flow mixer |
| 09/20/2006 | CN2818775Y Porous condensed penetrating perforating bullet |
| 09/20/2006 | CN2818774Y Composite perforation device without gun body |
| 09/20/2006 | CN2818773Y Multi-stage firing composite perforation and cracker |
| 09/20/2006 | CN2818772Y Spiral distributed sndproofing pipe of single-side stretched hole |
| 09/20/2006 | CN2818771Y Petroleum production safeguarding system under water |
| 09/20/2006 | CN2818770Y Weight protector of pumping unit |
| 09/20/2006 | CN1836090A Self-diverting foamed system |
| 09/20/2006 | CN1834457A Method of using linear dynamo oil recovery and linear dynamo oil pump |
| 09/20/2006 | CN1834403A Hot air filling balance oil recovery technique 'zhanqian' mountain oil reservoir |
| 09/20/2006 | CN1834402A Fire driving output oil recovery method of low permeation oil storage |
| 09/20/2006 | CN1834401A Sand proofing screening pipe |
| 09/20/2006 | CN1276184C Power system of oil-submersible screw pump |
| 09/20/2006 | CN1276166C Device for drilling or draining holes in soil or rock |
| 09/19/2006 | USRE39292 Apparatus and method for downhole fluid phase separation |
| 09/19/2006 | US7109457 In situ processing of hydrocarbon-bearing formations with automatic impedance matching radio frequency dielectric heating |
| 09/19/2006 | US7108083 Apparatus and method for completing an interval of a wellbore while drilling |
| 09/19/2006 | US7108080 Method and apparatus for drilling a borehole with a borehole liner |
| 09/19/2006 | US7108072 Lubrication and self-cleaning system for expansion mandrel |
| 09/19/2006 | US7108070 Gas-to-liquids facility for fixed offshore hydrocarbon production platforms |
| 09/19/2006 | US7108069 Online thermal and watercut management |
| 09/19/2006 | US7108067 Method and apparatus for wellbore fluid treatment |
| 09/19/2006 | US7108066 Variable density treatment fluids and methods of using such fluids in subterranean formations |
| 09/19/2006 | US7108062 Expandable well screen |
| 09/19/2006 | US7108061 Expander for a tapered liner with a shoe |
| 09/19/2006 | US7108060 Fracturing different levels within a completion interval of a well |
| 09/19/2006 | US7108059 Downhole pump |
| 09/19/2006 | US7107663 Expandable coupling |
| 09/19/2006 | CA2482507C Self-propelled swabbing device and method |
| 09/19/2006 | CA2415637C Well management system |
| 09/19/2006 | CA2396682C Method and apparatus for separating and measuring solids from multi-phase well fluids |
| 09/19/2006 | CA2376563C Device for floccing a mixture produced during oil or gas well drilling |
| 09/19/2006 | CA2322884C A non-rotating sensor assembly for measurement-while-drilling |
| 09/19/2006 | CA2232922C A method and apparatus for acquiring data in a hydrocarbon well |
| 09/19/2006 | CA2229109C Methods of completing a subterranean well and associated apparatus |
| 09/19/2006 | CA2105184C Thermoviscosifying polymers, their synthesis and their uses in particular in the oil industry |
| 09/15/2006 | CA2539718A1 Piston-type water pump |
| 09/14/2006 | US20060205609 bis(2-hydroxyethyl)coco betaine] cinnamyl alcohol esterquat; a surfactant selected from nonionic (ethoxylated naphthenic acid (18-20 mol EO), anionic(alkylbenzenesulfonate) and cationic (alkylammonium salt); an acidic treatment fulid ( EDTA, HCl, acetic acid etc.) and a solvent ( methanol, glycol, ether) |
| 09/14/2006 | US20060205606 Methods and compositions of controlling the rheology of a diutan-containing well treatment fluid at high temperatures |
| 09/14/2006 | US20060205605 Well treatment composition crosslinkers and uses thereof |
| 09/14/2006 | US20060205604 Membrane forming in-situ polymerization for water based drilling fluids |
| 09/14/2006 | US20060205603 Method for inhibiting hydrate formation |
| 09/14/2006 | US20060204338 Umbilical anchoring clamp |
| 09/14/2006 | US20060201677 Multilateral production apparatus and method |
| 09/14/2006 | US20060201676 Esterquat acidic subterranean treatment fluids and methods of using esterquats acidic subterranean treatment fluids |
| 09/14/2006 | US20060201675 One trip plugging and perforating method |
| 09/14/2006 | US20060201674 Methods of treating subterranean formations using low-temperature fluids |
| 09/14/2006 | US20060201673 Methods of using polymer-coated particulates |
| 09/14/2006 | US20060201672 Methods for high temperature lightweight cementing |
| 09/14/2006 | US20060201668 Heat exchanging apparatus |
| 09/14/2006 | DE102005009134A1 Biologisch abbaubare Gashydratinhibitoren Biodegradable gas hydrate |
| 09/13/2006 | EP1701001A1 Integrated reservoir optimization |
| 09/13/2006 | EP1700003A2 High temperature circuits |
| 09/13/2006 | EP1527255B1 Method of hydraulic fracture of subterranean formation |
| 09/13/2006 | EP1490581A4 Use of dispersion polymers as friction reducers in aqueous fracturing fluids |
| 09/13/2006 | CN2816415Y Screw pump |
| 09/13/2006 | CN2816410Y Double-valve equal-diameter strong corrosion-resisting efficient deep-pumping pump |
| 09/13/2006 | CN2816409Y Sand-proof pumping-oil pump capable of hanging tail pipe |
| 09/13/2006 | CN2816407Y Insertion-type underground oil-extraction screw rod pump |
| 09/13/2006 | CN2816351Y Milling-roller sand-proof screening tube |
| 09/13/2006 | CN2816350Y Integrated sand-proof screening tube |
| 09/13/2006 | CN2816349Y One-machine multi-well reciprocating oil pumping machine |
| 09/13/2006 | CN2816348Y Energy-sving long-stroke-distance low-stroke time oil pumping machine |
| 09/13/2006 | CN2816347Y Walking-beam type oil-pumping unit regulation device |
| 09/13/2006 | CN2816346Y Cluster type well equi-potential energy self-balacing oil pumping unit |
| 09/13/2006 | CN2816328Y Thick-oil hot-production sleeve-pipe head |
| 09/13/2006 | CN1833090A A well screen |
| 09/13/2006 | CN1831341A Subsea pumping system |
| 09/13/2006 | CN1831295A Technology method for deblock of oil field oil-water well using biological acid |
| 09/13/2006 | CN1831294A Nitrogen filling foam water-control oil-increasing technology |
| 09/13/2006 | CN1831293A Pulley type beam-pumping unit |
| 09/12/2006 | US7107154 Wellbore evaluation system and method |
| 09/12/2006 | US7104331 Optical position sensing for well control tools |