| 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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| 11/05/2008 | EP1987113A1 Ethoxylated raw cotton linters for completion and workover fluids |
| 11/05/2008 | EP1987112A1 Dispersant coated weighting agents |
| 11/05/2008 | EP1986961A2 Method for controlling the thickening of aqueous systems |
| 11/05/2008 | EP1986960A2 Control of the thickening of silicate-containing aqueous systems |
| 11/05/2008 | EP1454035B1 Friction reducing composition and method |
| 11/05/2008 | CN101298555A Harmless clean fracturing fluid |
| 11/05/2008 | CN101298554A Surfactant for oil displacement, formula system thereof and use thereof in tertiary recovery of crude oil |
| 11/05/2008 | CN101298553A Double-hydrophilic novel surfactant, formula system and use thereof |
| 11/05/2008 | CN100430455C High temperature stratum self-generating foam composition and application thereof in viscous oil exploitation |
| 11/04/2008 | US7444780 Method and apparatus for converting spent water-based drilling muds into fertile indigenous top soil |
| 11/02/2008 | CA2594213A1 Composition for denaturing and breaking down friction-reducing polymer and for destroying other gas and oil well contaminants |
| 10/30/2008 | WO2008130505A1 Compositions for use in well servicing fluids |
| 10/30/2008 | WO2008130279A2 Low-density ceramic proppant and its production method |
| 10/30/2008 | WO2008129160A2 Processing fluid for wells bored with oil-based muds in the form of a delayed effect water-in-oil emulsion |
| 10/30/2008 | WO2008128628A1 Additives for oil recovery from reservoirs |
| 10/30/2008 | WO2007100570A9 Ethoxylated raw cotton linters for completion and workover fluids |
| 10/30/2008 | US20080269083 Oil Reservoir Treatment Method By Injection of Nanoparticles Containing an Anti-Mineral Deposit Additive |
| 10/30/2008 | US20080269082 Delayed hydrocarbon gel crosslinkers and methods for making and using same |
| 10/30/2008 | US20080269081 Internal Breakers for Viscoelastic Surfactant Fluids |
| 10/30/2008 | US20080269080 Wellbore Treatment Compositions Containing Foam Extenders and Methods of Use Thereof |
| 10/30/2008 | US20080269045 Production of lower molecular weight hydrocarbons |
| 10/30/2008 | US20080264638 Surfaced Mixed Epoxy Method For Primary Cementing of a Well |
| 10/30/2008 | US20080264637 Surface Mixing of Encapsulated Plug Components for Well Remediationg |
| 10/30/2008 | CA2684073A1 Additives for oil recovery from reservoirs |
| 10/29/2008 | EP1985682A1 Method and composition for treatment of a well |
| 10/29/2008 | EP1984599A2 Kerogen extraction from subterranean oil shale resources |
| 10/29/2008 | EP1984471A2 Zirconium cross-linking composition and methods of use |
| 10/29/2008 | EP1817391B1 Composition and method for treating a subterranean formation |
| 10/29/2008 | EP1002271B1 A memory controller for detecting a failure of speculation of a component being addressed |
| 10/29/2008 | CN101294070A Sea water silicate drilling fluids |
| 10/29/2008 | CN101294069A Super-high density high temperature resistant drilling fluids |
| 10/29/2008 | CN101293944A High adhesion-promotion salt resistant water-soluble copolymer, preparation method and application thereof |
| 10/28/2008 | US7442249 Cement compositions useful in oil and gas wells |
| 10/28/2008 | CA2387416C Well treatment fluids comprising mixed aldehydes |
| 10/28/2008 | CA2346324C Encapsulated breakers and method for use in treating subterranean formations |
| 10/23/2008 | WO2008125588A1 Production and use of paraffin inhibitor formulations |
| 10/23/2008 | WO2008124919A1 Aqueous particulate slurry compositions and methods of making same |
| 10/23/2008 | WO2008106695A3 Methods and compositions for fracturing subterranean formations |
| 10/23/2008 | WO2008080565A3 Cement retarder |
| 10/23/2008 | WO2007112967A8 Process for the preparation of water-in-oil and oil-in-water nanoemulsions |
| 10/23/2008 | US20080261837 Low-Density Ceramic Proppant and Its Production Method |
| 10/23/2008 | US20080261836 Compositions for use in well servicing fluids |
| 10/23/2008 | US20080261834 Comprising a solid core, first layer surrounding the core made of swellable material, a second layer surrounding the first layer made of glue material able to glue to a third element; permeable to fluid such as oil or water; sets into consolidated mass without requiring sedimentation or dehydration |
| 10/23/2008 | US20080257553 Aggregating reagents, modified particulate metal-oxides and proppants |
| 10/23/2008 | DE102007037015B3 Verwendung von substituierten Polyethyleniminen als Gashydratinhibitoren mit verbesserter biologischer Abbaubarkeit Use of substituted polyethylene imines as gas hydrate inhibitors with improved biodegradability |
| 10/23/2008 | CA2683516A1 Aqueous particulate slurry compositions and methods of making same |
| 10/23/2008 | CA2682144A1 Preparation and use of paraffin inhibitor formulations |
| 10/22/2008 | EP1982043A2 Synergistic surfactant compositions for unloading fluids from oil and gas wells |
| 10/22/2008 | EP1981948A1 Consolidating agent emulsions and associated methods |
| 10/22/2008 | EP1981947A1 Scale inhibiting well treatment |
| 10/22/2008 | CN101289614A Impervious fluid loss additive for petroleum well drilling |
| 10/22/2008 | CN101289613A Methods to enhance the pneumatic handling characteristics of weighting agents |
| 10/21/2008 | US7439210 Inhibitive water-based drilling fluid system and method for drilling sands and other water-sensitive formations |
| 10/21/2008 | US7439209 Drilling fluid systems with improved fluid loss properties |
| 10/21/2008 | US7438797 Method of controlling asphaltene precipitation in a fluid |
| 10/21/2008 | CA2412014C Polymer modified gypsum membrane and uses therefor |
| 10/21/2008 | CA2167003C Low solids, high density fluids |
| 10/16/2008 | WO2008124516A1 Fluid pressure transmission pill |
| 10/16/2008 | WO2008124270A1 Compositions and methods for water and gas shut-off in subterranean wells with ves fluids |
| 10/16/2008 | WO2008124080A1 A method for the fracture stimulation of a subterranean formation having a wellbore by using impact-modified thermoset polymer nanocomposite particles as proppants |
| 10/16/2008 | WO2008123888A1 Hydrophobically modified fluid loss additives and viscosifier products |
| 10/16/2008 | WO2008122372A1 Method and composition for zonal isolation of a well |
| 10/16/2008 | WO2008122371A1 Drag reducer for cement compositions |
| 10/16/2008 | WO2008103551A3 Breaker and displacement fluid and method of use |
| 10/16/2008 | WO2008056301B1 Method of plugging fractured formation |
| 10/16/2008 | WO2008052015A3 Functional polymer for enhanced oil recovery |
| 10/16/2008 | WO2008047253A3 Electrofused proppant, method of manufacture, and method of use |
| 10/16/2008 | WO2007124330A3 Pressure safety system for use with a dynamic annular pressure control system |
| 10/16/2008 | US20080255009 Polycationic viscoelastic compositions |
| 10/16/2008 | CA2682949A1 Fluid pressure transmission pill |
| 10/16/2008 | CA2682769A1 Method and composition for zonal isolation of a well |
| 10/15/2008 | EP1980604A1 Plugging of high permeability regions of subterranean formations |
| 10/15/2008 | EP1979573A2 Biogenic fuel gas generation in geologic hydrocarbon deposits |
| 10/15/2008 | EP1979508A1 Corrosion inhibitors having increased biodegradability and reduced toxicity |
| 10/15/2008 | EP1979433A1 Methods and compositions for acidization in a wellbore |
| 10/15/2008 | CN101287809A Methods for enhancing aqueous fluid recovery from subterranean formations |
| 10/15/2008 | CN101287808A Emulsifier based on polyamines and fatty acid/maleic anhydride |
| 10/15/2008 | CN101285378A HAS composite plug removal technology |
| 10/15/2008 | CN101284987A High active oil-displacing agent |
| 10/15/2008 | CN101284893A Comb-typed amphiphilic water-soluble co-polymer, method for preparing same and use |
| 10/15/2008 | CN100425670C Low concentration surfactant low concentration alkali trielement built up system reservoir oil displacement composition and its application |
| 10/14/2008 | US7435845 Corrosion and gas hydrate inhibitors having improved water solubility and increased biodegradability |
| 10/14/2008 | US7435706 Reducing the viscosity of oil-based drilling fluids and well service fluids at low temperatures by adding an ethylene oxide-1,3-propylene oxide-1,4-butylene oxide adduct monoetherified with a linear or branched long-chain alcohol during drilling |
| 10/14/2008 | CA2319045C Liquid compositions which reversibly viscosify or gel under the effect of shear |
| 10/14/2008 | CA2178766C Control of the fluid loss of well drilling and servicing fluids |
| 10/13/2008 | CA2585065A1 Aqueous particulate slurry compositions and methods of making same |
| 10/09/2008 | WO2008121952A1 Methods for stripping material for wafer reclamation |
| 10/09/2008 | WO2008121490A2 Treatment for recycling fracture water - gas and oil recovery in shale deposits |
| 10/09/2008 | WO2008121357A1 Zirconium-based cross-linker compositions and their use in high ph oil field applications |
| 10/09/2008 | WO2008121356A1 Zirconium-based cross-linker compositions and their use in high ph oil field applications |
| 10/09/2008 | WO2008119620A1 Plugging of high permeability regions of subterranean formations |
| 10/09/2008 | WO2008119533A1 Method for the removal of corrosion layers |
| 10/09/2008 | WO2008081048A3 Installation for enhanced oil recovery using water-soluble polymers, method implementing same |
| 10/09/2008 | WO2008024865A3 Compositions and methods for improving the productivity of hydrocarbon producing wells |
| 10/09/2008 | US20080248977 Polycationic viscoelastic compositions |
| 10/09/2008 | US20080248976 Quaternary ammonium compounds with two cationic sites connected through a linker; hydraulic fluids, demulsifiers, foamers, organoclays, thickeners, biocides, and oil field fluids. |
| 10/09/2008 | US20080248975 An organic liquid, water, an emulsifier, a weighting material, a copolymer from chlorosulfonated alpha -olefin and ethylene; paraffins, polyamines, lecithin, barite; copolymers used as replacements for organoclays |
| 10/09/2008 | US20080248974 Contacting a well with a copolymer made from diallyl dimethyl ammonium chloride and an anionic monomer of acrylic acid, methacrylic acid, vinyl sulfonic acid, vinyl phosphonic acid, maleic anhydride, itaconic acid, maleic acid and/or styrene sulfonic acid |
| 10/09/2008 | US20080246174 Permeable Cements |
| 10/09/2008 | CA2682252A1 Treatment for recycling fracture water - gas and oil recovery in shale deposits |