| 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) |
|---|
| 07/16/2009 | WO2009088315A1 Coated proppant and method of proppant flowback control |
| 07/16/2009 | WO2009087349A1 Methods for controlling water and particulate production in subterranean wells |
| 07/16/2009 | WO2009086954A1 Acidic aqueous solution containing a chelating agent and the use thereof |
| 07/16/2009 | WO2009086873A1 Corrosion inhibitors having increased biological degradability and minimized toxicity |
| 07/16/2009 | WO2009086872A1 Corrosion inhibitors having increased biological degradability and minimized toxicity |
| 07/16/2009 | US20090181868 Acetylenic alcohol, alkyl diphenyl oxide sulfonic acid, alkyl alcohol solvent |
| 07/16/2009 | US20090181867 Corrosion inhibitors for oilfield applications |
| 07/16/2009 | US20090181866 Methods and compositions for altering the viscosity of treatment fluids used in subterranean operations |
| 07/16/2009 | US20090181865 Well Treatment Composition Crosslinkers and Uses Thereof |
| 07/16/2009 | CA2714050A1 Graphene compositions and drilling fluids derived therefrom |
| 07/16/2009 | CA2711634A1 Acidic aqueous solution containing a chelating agent and the use thereof |
| 07/16/2009 | CA2710988A1 Magnetic polymer pellets and their application methods |
| 07/16/2009 | CA2710986A1 Magnetic polymer pellets and a method of generating the blocking gel plug |
| 07/16/2009 | CA2710449A1 Methods for controlling water and particulate production in subterranean wells |
| 07/15/2009 | EP2078067A1 Method of consolidating sand in a subterranean formation |
| 07/15/2009 | EP2078066A2 Biocide for well stimulation and treatment fluids |
| 07/15/2009 | EP2077978A1 Ultra low density cement compositions and methods of making same |
| 07/15/2009 | CN101484547A Polyvinyl alcohol fluid loss additive with improved rheological properties |
| 07/15/2009 | CN101484546A Fluid loss additive for oil-based muds |
| 07/15/2009 | CN101481608A Clean fracturing fluid and use thereof |
| 07/15/2009 | CN101481607A Acid liquor gel for acidified fracturing, as well as preparation method and use thereof |
| 07/15/2009 | CN101481606A Oil well cement leak-proof toughening agent |
| 07/15/2009 | CN101481605A Oil well cement crystal expansion agent and preparation thereof |
| 07/15/2009 | CN101481604A Gel foam selective water blockoff agent and use thereof |
| 07/15/2009 | CN100513513C Heavy cracking-fluid formula |
| 07/15/2009 | CN100513512C Corrosion-release scale-proof wax-removal viscosity-reducing agent and preparation method thereof |
| 07/15/2009 | CN100513511C Wax-proof condensation-reducing cool temperature convey agent |
| 07/15/2009 | CN100513510C Emulsification viscosity reducing agent for crude oil centralization transmission and preparation method thereof |
| 07/15/2009 | CN100513509C Non-pollution well detergent and method of producing the same |
| 07/15/2009 | CN100513508C Oil soluble cationic broad-spectrum temporary blocking agent in use for drilling fluid |
| 07/14/2009 | US7560419 Method and biodegradable super absorbent composition for preventing or treating lost circulation |
| 07/14/2009 | US7560418 Additives for imparting fragile progressive gel structure and controlled temporary viscosity to oil based drilling fluids |
| 07/14/2009 | US7559372 tertiary oil recovery, introducing aqueous solution of a dissolved ammonia compound, and butyl alcohol into the hydrocarbon formation; cost effective recovery of residual oil trapped in the reservoir; surfactant-free |
| 07/14/2009 | US7559369 Well treatment composition and methods utilizing nano-particles |
| 07/14/2009 | CA2565174C Aqueous-based tackifier fluids and methods of use |
| 07/14/2009 | CA2455994C Shear-sensitive plugging fluid for plugging and a method for plugging a subterranean formation zone |
| 07/10/2009 | CA2700244A1 Installation for enhanced oil recovery using water-soluble polymers, method implementing same |
| 07/09/2009 | WO2009086180A2 Cladding for fatigue control |
| 07/09/2009 | WO2009085936A1 Fluorinated polymer compositions and methods for treating hydrocarbon-bearing formations using the same |
| 07/09/2009 | WO2009085904A1 Methods for treating hydrocarbon-bearing formations with fluorinated polymer compositions |
| 07/09/2009 | WO2009085899A1 Methods for treating hydrocarbon-bearing formations with fluorinated anionic surfactant compositions |
| 07/09/2009 | WO2009085377A1 Nano-sized particle-coated proppants for formation fines fixation in proppant packs |
| 07/09/2009 | WO2009085354A1 In-situ formation of solids for well completions and zonal isolation |
| 07/09/2009 | WO2009083801A2 Drilling fluid additive and methods of stabilizing kaolinite fines migration |
| 07/09/2009 | WO2009083264A1 A method of consolidating a fracture in a formation |
| 07/09/2009 | WO2009083238A1 Cement composition comprising mixture of organic and inorganic fibres for curing severe losses especially in the reservoir section |
| 07/09/2009 | WO2009083237A1 Visco-elastic surfactant spacers |
| 07/09/2009 | WO2009083236A1 Cement compositions containing inorganic and organic fibres |
| 07/09/2009 | US20090176667 Expandable particulates and methods of their use in subterranean formations |
| 07/09/2009 | US20090176666 Drilling Fluids Containing Biodegradable Organophilic Clay |
| 07/09/2009 | US20090176665 Self-Degrading Fibers and Associated Methods of Use and Manufacture |
| 07/09/2009 | CA2710825A1 Conductivity enhancing structures for use with proppants in oil and gas wells |
| 07/09/2009 | CA2710444A1 Visco-elastic surfactant spacers |
| 07/09/2009 | CA2703789A1 Graft copolymer as a gas hydrate inhibitor |
| 07/08/2009 | EP2077163A1 Methods of simultaneously cleaning and disinfecting industrial water systems |
| 07/08/2009 | EP2076579A2 Functional polymer for enhanced oil recovery |
| 07/08/2009 | EP1838757B8 Hydrolytically and hydrothermally stable consolidated proppants and method for the production thereof |
| 07/08/2009 | EP1573169B1 Methods for controlling the rheological properties of viscoelastic surfactants based fluids |
| 07/08/2009 | CN101479360A Well treating materials and methods |
| 07/08/2009 | CN101475798A Oil and gas well fracturing fluid for 180-200 DEG C high temperature strata |
| 07/08/2009 | CN101475797A Temperature resistant water base fracturing fluid thickening agent and preparation thereof |
| 07/08/2009 | CN101475796A Lyotropic liquid crystal flooding system, as well as preparation method and use thereof |
| 07/08/2009 | CN101475795A Use of organosilicon potassium humate in slurry stabiliser |
| 07/08/2009 | CN101475794A High temperature resistant and salt resistant chemical water blockoff agent and production method thereof |
| 07/08/2009 | CN100510316C Viscoelastic compositions |
| 07/08/2009 | CN100510000C Method to remove iron sulfide deposits from pipe lines |
| 07/08/2009 | CN100509993C Method for preventing ternary composite drive produced well killing well mud from flocculating |
| 07/08/2009 | CN100509992C Method for preparing ternary composite drive-collect-convey system anti-deposition agent |
| 07/02/2009 | WO2009082675A1 Method of preparing amidoamine alkoxylates and compositions thereof |
| 07/02/2009 | WO2009080358A1 Method and composition for curing lost circulation |
| 07/02/2009 | US20090170732 Scale inhibiting well treatment |
| 07/02/2009 | US20090170731 Conductivity enhancing structures for use with proppants in oil and gas wells |
| 07/02/2009 | US20090170730 Silicate drilling fluid composition containing lubricating agents and uses thereof |
| 07/02/2009 | US20090166041 Zirconium-hydroxy alkylated amine-hydroxy carboxylic acid cross-linking composition for use with high pH polymer solutions |
| 07/02/2009 | US20090166038 Organic Acid Compositions and Methods of Use in Subterranean Operations |
| 07/02/2009 | DE102007063060A1 Pfropfcopolymer als Gashydratinhibitor Graft copolymer as a gas hydrate inhibitor |
| 07/02/2009 | CA2709646A1 Method and composition for curing lost circulation |
| 07/02/2009 | CA2709534A1 Method of preparing amidoamine alkoxylates and compositions thereof |
| 07/01/2009 | EP2075303A1 Spacer fluid additive |
| 07/01/2009 | EP2075302A1 Wellbore fluid |
| 07/01/2009 | EP2075301A1 Technology useful in wellbore fluids |
| 07/01/2009 | EP2075300A1 Wellbore fluid |
| 07/01/2009 | EP2074189A2 In situ fluid formation for cleaning oil-or synthetic-oil-based mud |
| 07/01/2009 | EP1814960A4 Well drilling and servicing fluids with magnesia bridging solids and methods of drilling, completing and working over a well therewith |
| 07/01/2009 | CN101469263A Method for oil displacement by using raw material for methane production, and generating new petroleum and natural gas by the same |
| 07/01/2009 | CN100506944C Methods of reducing fluid loss in a wellbore servicing fluid |
| 06/30/2009 | US7553800 In-situ filter cake degradation compositions and methods of use in subterranean formations |
| 06/30/2009 | CA2547522C Viscoelastic acid |
| 06/30/2009 | CA2343620C Improving the flow properties of dry cementitious and non-cementitious materials |
| 06/30/2009 | CA2231378C Glycol based drilling fluid |
| 06/25/2009 | WO2009079535A1 Process to prepare zirconium-based cross-linker compositions and their use in oil field applications |
| 06/25/2009 | WO2009079325A1 Process to prepare borozirconate solution and use as a cross-linker in hydraulic fracturing fluids |
| 06/25/2009 | WO2009079289A1 Method for enhancing oil recovery with an improved oil recovery surfactant |
| 06/25/2009 | WO2009078745A1 Proppant flowback control using encapsulated adhesive materials |
| 06/25/2009 | WO2009078744A1 Additive for preventing proppant flowback from hydraulic fractures |
| 06/25/2009 | WO2009077958A1 Use of polyimides in treating subterranean formations |
| 06/25/2009 | WO2009077866A2 Method of removing carbon dioxide emissions from in-situ recovery of bitumen and heavy oil |
| 06/25/2009 | WO2009077078A1 Asphalt dispersers on the basis of phosphonic acids |
| 06/25/2009 | WO2009058590A3 Addition of nonionic surfactants to water soluble block copolymers to increase the stability of the copolymer in aqueous solutions containing salt and/or surfactants |
| 06/25/2009 | WO2009050191A3 Process for the production of a granule of a coated oxidizing compound such granule and uses of the granule |