| Patents for C09K 8 - Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations (31,745) |
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| 06/04/2009 | US20090143260 Methods and compositions relating to the reduction of volatile phosphorus from crude |
| 06/04/2009 | US20090143259 Particles |
| 06/04/2009 | US20090143258 Methods and compostions for preventing scale and diageneous reactions in subterranean formations |
| 06/04/2009 | US20090143257 Methods and Compositions for Controlling Water Production |
| 06/04/2009 | US20090143256 Utilization of surfactant as conformance materials |
| 06/04/2009 | US20090143255 Methods and Compositions for Improving Well Bore Stability in Subterranean Formations |
| 06/04/2009 | US20090143254 Glycerol Based Drilling Fluids |
| 06/04/2009 | US20090143252 Dispersing Sulfide Scales in Oil and Gas Production Systems |
| 06/04/2009 | US20090142326 Glycosidase Enzymes |
| 06/04/2009 | US20090139771 Method of making drilling fluids containing microbubbles |
| 06/04/2009 | US20090139766 Methods of Perforation Using Viscoelastic Surfactant Fluids and Associated Compositions |
| 06/04/2009 | US20090139723 Filtercake Removal |
| 06/04/2009 | US20090139719 Cement-based particulates and methods of use |
| 06/03/2009 | EP2064150A1 A process for the manufacture of carbon disulphide |
| 06/03/2009 | CN101445722A Oil displacement agent suitable for surfactant for low-permeability oilfield, and preparation method thereof |
| 06/03/2009 | CN101445721A Petroleum super active powder |
| 06/03/2009 | CN101445720A Preparation method of sialite binding material for well-cementing in oil-gas field |
| 06/03/2009 | CN100493901C Particulate material having multiple curable coatings and methods for making and using same |
| 06/02/2009 | US7541318 Placing discrete amounts of resin mixture into a well bore comprising a treatment fluid and allowing the resin mixture to substantially cure and form proppant particles while inside the treatment fluid |
| 06/02/2009 | US7541317 Downhole drilling compositions and methods of preparation |
| 06/02/2009 | US7541316 Comprising at least one polysaccharide and an effective amount of at least one polyacrylamide to maintain stability at temperature greater than 250 degrees F; formate compound is not required to achieve high-temperature stability, thus, fluid is less expensive than conventional polymer-containing fluids |
| 06/02/2009 | US7541315 Reduces hydrocarbon deposits; mixture of fluid and crystal growth inhibitors prepared by mixing polymer having characteristic of inhibiting paraffin crystalline growth in formation fluid from oil and gas wells with weak to moderate wax solvent and strong wax solvent; synergistic |
| 06/02/2009 | US7540915 Oil-well cement slurry |
| 06/02/2009 | CA2541870C Methods of fracturing a subterranean formation using a ph dependent foamed fracturing fluid |
| 06/02/2009 | CA2530584C Composition and method for diversion agents for acid stimulation of subterranean formations |
| 06/02/2009 | CA2528593C Compositions and methods for improving proppant pack permeability and fracture conductivity in a subterranean well |
| 06/02/2009 | CA2413314C Methods, well cement compositions and lightweight additives therefor |
| 06/02/2009 | CA2413311C Methods, well cement compositions and lightweight additives therefor |
| 06/02/2009 | CA2405256C Viscosity reduction of viscoelastic surfactant based fluids |
| 06/02/2009 | CA2359972C Well cementing methods and compositions |
| 05/28/2009 | WO2009067423A1 Producing oil and/or gas with emulsion comprising miscible solvent |
| 05/28/2009 | WO2009067420A1 Systems and methods for producing oil and/or gas |
| 05/28/2009 | WO2009067418A1 Systems and methods for producing oil and/or gas |
| 05/28/2009 | WO2009067362A2 Treatment fluids that increase in viscosity at or above a threshold temperature and methods of formulating and using such fluids |
| 05/28/2009 | WO2009047496A3 Cement compositions comprising a high-density particulate elastomer and associated methods |
| 05/28/2009 | US20090137433 Composition And Method For Making A Proppant |
| 05/28/2009 | US20090137432 pH Sensitive Emulsion System |
| 05/28/2009 | US20090137431 Oilwell sealant compositions comprising alkali swellable latex |
| 05/28/2009 | US20090137430 Method for simultaneous removal of asphaltene, and/or paraffin and scale from producing oil wells |
| 05/28/2009 | US20090137429 Temperature-Extended Enzyme Systems |
| 05/28/2009 | CA2706083A1 Systems and methods for producing oil and/or gas |
| 05/28/2009 | CA2705199A1 Producing oil and/or gas with emulsion comprising miscible solvent |
| 05/28/2009 | CA2705198A1 Systems and methods for producing oil and/or gas |
| 05/27/2009 | EP2062957A1 Swelling inhibitors for clays and shales |
| 05/27/2009 | EP2061857A1 Method of cementing gas or oil pipeline and hydraulic cement slurry |
| 05/27/2009 | EP2061856A1 Swelling inhibitors for clays and shales |
| 05/27/2009 | EP2061855A1 Functionalized clay compositions for aqueous based drilling fluids |
| 05/27/2009 | CN101443436A Process for the preparation of water-in-oil and oil-in-water nanoemulsions |
| 05/27/2009 | CN101440278A Low-freezing oil displacement agent |
| 05/27/2009 | CN101440277A Selective water blockoff agent and preparation thereof |
| 05/27/2009 | CN101440276A Aquathermolysis catalytic thinner for heavy oil exploration via steam injection and preparation thereof |
| 05/27/2009 | CN101440275A Oxidative thinner for heavy oil exploitation via steam injection and preparation thereof |
| 05/27/2009 | CN101440274A Preparation of drilling fluid |
| 05/27/2009 | CA2644820A1 Glycerol based drilling fluids |
| 05/26/2009 | US7538074 A wellbore fluid comprising oil additives, solid colloidal particles coated with a dispersant, barite coated with acrylate polymer of stearyl methacrylate, butylacrylate and acrylic acid; suspension stability without increase viscosity; drilling |
| 05/26/2009 | US7537054 Cement compositions comprising high aspect ratio materials and methods of use in subterranean formations |
| 05/22/2009 | WO2009064719A1 Imidazoline-based heterocyclic foamers for downhole injection |
| 05/22/2009 | WO2009063165A1 Methods for controlling migration of particulates in a subterranean formation |
| 05/22/2009 | WO2009063161A2 Methods to enhance gas production following a relative-permeability-modifier treatment |
| 05/22/2009 | CA2703883A1 Imidazoline-based heterocyclic foamers for downhole injection |
| 05/22/2009 | CA2699181A1 A novel additive for naphthenic acid corrosion inhibition and method of using the same |
| 05/21/2009 | US20090131287 Inhibiting hydration of shale using a polyol and potassium formate |
| 05/21/2009 | US20090131286 Polylactides; pressurization |
| 05/21/2009 | US20090131285 Method of treating subterranean formations by in-situ hydrolysis of organic acid esters |
| 05/21/2009 | US20090131282 Solid Zirconium-based cross-linking agent and use in oil field applications |
| 05/21/2009 | US20090131281 Drilling Fluid containing hydrophobin |
| 05/21/2009 | US20090131280 Swelling Inhibitors for Clays and Shales |
| 05/21/2009 | US20090126999 Compositions and Methods for Water Control and Strengthening Unconsolidated Formations |
| 05/21/2009 | US20090126931 Compositions and Methods for Water Control and Strengthening Unconsolidated Formations |
| 05/20/2009 | EP2060613A1 Method of treating subterranean formations by in-situ hydrolysis of organic acid esters |
| 05/20/2009 | EP2059651A1 Polyelectrolyte complexes for oil and gas applications |
| 05/20/2009 | EP2059578A2 Biodiesel production and use in oil sands processing |
| 05/20/2009 | CN101434836A Continuous compounding method for fracturing fluid |
| 05/20/2009 | CN101434835A Preparation of jelly glue dispersion for oil reservoir deep liquid diverting |
| 05/20/2009 | CN101434834A Integrative blockage relieving agent for uranium deposit ore bed |
| 05/20/2009 | CN100489054C Highly effective mixed oil expellant applied to tertiary oil recovery and its preparation method |
| 05/20/2009 | CN100489053C Macropore plugging gelatin |
| 05/20/2009 | CN100489052C Injection process for polymer solution with special seepage characteristic |
| 05/20/2009 | CN100488891C Method for treating waste water for oil field tertiary oil production prepared polymer solution |
| 05/19/2009 | US7534746 Metallic soaps of modified tall oil acids |
| 05/19/2009 | US7534745 Gelled invert emulsion compositions comprising polyvalent metal salts of an organophosphonic acid ester or an organophosphinic acid and methods of use and manufacture |
| 05/19/2009 | US7534744 Method and composition for preventing or treating lost circulation |
| 05/19/2009 | US7534743 Ecological compatibility, stability, performance; suspends weighting agent and/or drill cuttings when operational forces are reduced; no pressure spike upon resumed operations |
| 05/19/2009 | US7533723 Well bore treatment fluid |
| 05/19/2009 | CA2597137C Foaming agents for use in coal seam reservoirs |
| 05/19/2009 | CA2537819C Methods for enhancing the consolidation strength of resin coated particulates |
| 05/19/2009 | CA2536853C Methods of treating subterranean formations using derivatized gelling agents |
| 05/19/2009 | CA2536797C Systems and methods for treating a subterranean formation using carbon dioxide and a crosslinked fracturing fluid |
| 05/19/2009 | CA2532303C Methods for fracturing subterranean wells |
| 05/19/2009 | CA2337122C Method of controlling particulate flowback in subterranean wells and introducing treatment chemicals |
| 05/14/2009 | WO2009060170A1 Methods of integrating analysis, auto-sealing, and swellable- packer elements for a reliable annular seal |
| 05/14/2009 | US20090124522 Cement Compositions and Methods Utilizing Nano-Hydraulic Cement |
| 05/14/2009 | US20090124521 Additive for increasing the density of a fluid for casing annulus pressure control |
| 05/14/2009 | US20090124520 Novel hydrate based systems |
| 05/14/2009 | DE102008056325A1 Verfahren zur Herstellung abbaubarer Materialien und Verfahren zur Verwendung in unterirdischen Formationen A process for preparing biodegradable materials and methods for use in subterranean formations |
| 05/14/2009 | CA2704767A1 Methods for manipulation of the flow of fluids in subterranean formations |
| 05/13/2009 | EP2058381A1 Compositions for drilling fluids useful to provide flat temperature rheology to such fluids over a wide temperature range and drilling fluids containing such compositions |
| 05/13/2009 | EP1807604A4 Production of free gas by gas hydrate conversion |
| 05/13/2009 | EP1511619A4 Particulate material having multiple curable coatings and methods for making and using same |
| 05/13/2009 | CN101432386A Consolidated proppants with high mechanical stability and method for production thereof |