| 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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| 02/19/2008 | US7332459 Injecting a suspension comprising particles of a controlled release scale inhibitor comprising an esterifiable scale inhibitor cross-linked with a polyol via ester cross-links suspended in an aqueous medium |
| 02/19/2008 | US7332458 mixtures of polymer systems including xanthan gum, starches and polyanionic cellulose, solvents and de-emulsifiers, used for recovering oil from tar sands |
| 02/19/2008 | US7331389 Re-use of recovered treating fluid |
| 02/19/2008 | CA2497728C Control of particulate flowback in subterranean wells |
| 02/19/2008 | CA2446525C Method for treating a subterranean formation |
| 02/19/2008 | CA2332885C Encapsulated breakers, compositions and methods of use |
| 02/19/2008 | CA2322937C Cementing wells with crack and shatter resistant cement |
| 02/18/2008 | CA2597880A1 Electrofused proppant, method of manufacture, and method of use |
| 02/17/2008 | CA2597188A1 Friction reduction fluids |
| 02/14/2008 | WO2008017876A1 Dual functional components and associated methods |
| 02/14/2008 | WO2008017812A1 Wellbore fluid |
| 02/14/2008 | WO2008017414A1 Pumpable geopolymer formulation for oilfield application |
| 02/14/2008 | WO2008017413A1 Pumpable geopolymer formulation and application for carbon dioxide storage |
| 02/14/2008 | WO2007092582A3 Neutralization of bacterial spores |
| 02/14/2008 | WO2006120374A8 Nonnatural galactomannans and methods of use |
| 02/14/2008 | US20080039347 as gelling agent, viscosifier; for use in industrial, oilfield, geothermal, coal, coal bed methane, and/or subterranean operations |
| 02/14/2008 | US20080039346 Methods for effecting controlled break in pH dependent foamed fracturing fluid |
| 02/14/2008 | US20080039345 Providing a water-based drilling fluid comprising an effective amount of a choline salt, foamer, and water; circulating the drilling fluid through the wellbore hole during drilling, and injecting a gas into wellbore hole to reduce hydrostatic pressure of the drilling fluid |
| 02/14/2008 | US20080039344 Composition and method for chelated scavenging compounds |
| 02/14/2008 | US20080035344 Delayed polyacrylamide-co-aluminum hydroxyl chloride gel |
| 02/14/2008 | US20080035340 Composition and method relating to the prevention and remediation of surfactant gel damage |
| 02/14/2008 | US20080035339 Composition and method relating to the prevention and remediation of surfactant gel damage |
| 02/14/2008 | US20080035338 providing a viscosified treatment fluid that comprises an aqueous base fluid, an apparent cross linked reaction product of a polysaccharide and dual functional component (Na2SO5) ; introducing the treatment fluid into the subterranean formation at a pressure sufficient to create or enhance a fracture |
| 02/14/2008 | US20080035337 curable at room temperature; subterranean formation treatment fluid |
| 02/14/2008 | CA2660225A1 Pumpable geopolymer formulation and application for carbon dioxide storage |
| 02/14/2008 | CA2659813A1 Method of scale inhibition |
| 02/14/2008 | CA2659669A1 A composition and method for making a proppant |
| 02/13/2008 | EP1887065A1 Geopolymer composition and application in oilfield industry |
| 02/13/2008 | EP1887064A1 Geopolymer composition and application for carbon dioxide storage |
| 02/13/2008 | EP1885816A1 Fluids comprising zirconium isopropylamine crosslinking agents and associated methods |
| 02/13/2008 | EP1778823A4 Chemical composition of matter for the liquefaction and dissolution of asphaltene and paraffin sludges into petroleum crude oils and refined products at ambient temperatures and method of use |
| 02/13/2008 | CN101124384A Additives for hydrate inhibition in fluids gelled with viscoelastic surfactants |
| 02/13/2008 | CN101124291A Viscoelastic surfactant rheology modification |
| 02/13/2008 | CN101121884A Method for preparing dual slow multi-hydrogen acid acidification system |
| 02/13/2008 | CN101121883A Water soluble friction reducer used for thick oil well and preparation method thereof |
| 02/13/2008 | CN101121882A Crude oil composite type emulsification viscosity reducing agent and preparation method thereof |
| 02/13/2008 | CN101121881A Emulsification viscosity reducing agent for crude oil centralization transmission and preparation method thereof |
| 02/13/2008 | CN101121880A Natural macromolecule modified starch profile control agent for oil field |
| 02/13/2008 | CN101121879A Oil soluble powder pottery |
| 02/13/2008 | CN100368504C Super strength ceramic aggregate proppant and method for preparing same |
| 02/13/2008 | CN100368503C Process for preparing drilling fluid thinner by modification of alkaline pulp black liquor |
| 02/12/2008 | US7328756 Settable fluids comprising particle-size distribution-adjusting agents and methods of use |
| 02/12/2008 | US7328745 Acid ammonium salts of an imide of polymaleic anhydride; hydraulic fracturing fluids used in enhanced oil recovery |
| 02/12/2008 | US7328744 Methods and compositions for treating subterranean formations with gelled hydrocarbon fluids |
| 02/12/2008 | CA2440041C Demulsifier for aqueous completion fluids |
| 02/12/2008 | CA2304938C Slanted well enhanced extraction process for the recovery of heavy oil and bitumen using heat and solvent |
| 02/07/2008 | WO2008017018A2 Kinetic gas hydrate inhibitors in completion fluids |
| 02/07/2008 | WO2008017007A2 Kinetic gas hydrate inhibitors in completion fluids |
| 02/07/2008 | WO2008016662A2 Biocide for well stimulation and treatment fluids |
| 02/07/2008 | WO2008015464A1 Composition and method relating to the prevention and remediation of surfactant gel damage |
| 02/07/2008 | WO2007125302A3 Compositions and methods for delivering an organic solvent to a downhole portion of a wellbore or pipeline |
| 02/07/2008 | US20080032903 Biocide for well stimulation and treatment fluids |
| 02/07/2008 | US20080032902 Kinetic gas hydrate inhibitors in completion fluids |
| 02/07/2008 | US20080032900 Ecological compatibility, stability, performance; invert emulsion base, thinners, emulsifiers and weighting agents; deep water wells; free of organophilic clays |
| 02/07/2008 | US20080032898 Method of treating subterranean formations using mixed density proppants or sequential proppant stages |
| 02/07/2008 | US20080029438 Soap Control Agent |
| 02/07/2008 | CA2659383A1 Biocide for well stimulation and treatment fluids |
| 02/06/2008 | EP1884550A1 Precursor compositions for ceramic proppants |
| 02/06/2008 | EP1884549A1 Ceramic proppant with low specific weight |
| 02/06/2008 | CN101117574A Thermostable super-heavy crude viscosity-reducing agent and preparation and using method thereof |
| 02/06/2008 | CN101117573A Non-fluorescence collapse-proof fluid loss additive for oil exploration drilling fluid |
| 02/06/2008 | CN100366702C High temperature proof acid-in-oil emulsion in low friction resistance |
| 02/05/2008 | US7326817 Dimerizing, trimerizing, or oligomerizing olefins using a zeolite type catalyst; hydrogenating the dimerized, trimerized, or oligomerized olefins, fractional distillation |
| 02/05/2008 | US7326670 Liquid carrier; viscoeleastic anionic surfactant and amphoteric polymer |
| 02/05/2008 | US7325603 Methods of well treatment |
| 01/31/2008 | WO2008014202A2 Friction loss reduction in viscoelastic surfactant fracturing fluids using low moelvular weight water- soluble polymers |
| 01/31/2008 | WO2008012242A1 Mixture for improved foaming in the extraction of petroleum or natural gas |
| 01/31/2008 | WO2007135442A3 Cement composition containing aplite |
| 01/31/2008 | WO2007092150B1 High temperature filtration control using water based drilling fluid systems comprising water soluble polymers |
| 01/31/2008 | US20080026961 Well Cementing Slurries Containing Fibers |
| 01/31/2008 | US20080026960 Degradable particulates and associated methods |
| 01/31/2008 | US20080026959 Degradable particulates and associated methods |
| 01/31/2008 | US20080026958 Magnesium peroxide difunctional components for cellulose derivatives and associated methods |
| 01/31/2008 | US20080026957 Treatment and Production of Subterranean Formations with Heteropolysaccharides |
| 01/31/2008 | US20080026956 Drilling fluid containing microspheres and use thereof |
| 01/31/2008 | US20080026955 Degradable particulates and associated methods |
| 01/31/2008 | US20080026954 Emulsified polymer drilling fluid and methods of preparation |
| 01/31/2008 | US20080023201 Concentrated Suspension of Particulate Additives for Fracturing and Other Fluids |
| 01/31/2008 | US20080023200 Settable Fluids Comprising Particle-Size Distribution-Adjusting Agents and Methods of Use |
| 01/31/2008 | CA2656462A1 Mixture for improved foaming in the extraction of petroleum or natural gas |
| 01/30/2008 | CN101115906A Composition and method for making a proppant |
| 01/30/2008 | CN101113325A Usage of cationic galactomannan |
| 01/30/2008 | CN101113324A non-chromic sulphur methyl tannin manufacturing technique |
| 01/30/2008 | CN101113139A 2-hydroxyl radical-3,5-dialkylbenzene sulfonate anionic surface active agent and preparation method and uses thereof |
| 01/29/2008 | US7323434 Electropositive production well treating fluid and method of preparing the same |
| 01/29/2008 | US7322152 Method and apparatus for converting spent water-based drilling muds into fertile indigenous top soil |
| 01/29/2008 | CA2401611C Suspensions of water soluble polymers in surfactant free non-aqueous solvents |
| 01/24/2008 | WO2008010923A2 Method for removing asphaltene deposits |
| 01/24/2008 | WO2008009957A1 Improved methods and materials for subterranean fluid forming barriers in materials surrounding wells |
| 01/24/2008 | WO2007058814A3 Composition and method for thickening heavy aqueous brines |
| 01/24/2008 | US20080020949 Method for removing asphaltene deposits |
| 01/24/2008 | US20080020948 Sulfonated Graft Copolymers |
| 01/24/2008 | US20080020947 Novel microorganisms having oil biodegradability and method for bioremediation of oil-contaminated soil |
| 01/24/2008 | US20080017382 Process For Treating Underground Formations |
| 01/24/2008 | US20080017374 Methods and materials for subterranean fluid forming barriers in materials surrounding wells |
| 01/23/2008 | EP1881017A2 Sulfonated graft copolymers |
| 01/23/2008 | EP1881016A2 Low molecular weight graft copolymers |
| 01/23/2008 | EP1879976A1 A microemulsion cleaning composition |
| 01/23/2008 | CN101108963A Modified product of native asphalt bitumen used as drilling fluid anti-sloughing agentand method of manufacturing the same |
| 01/23/2008 | CN101108962A Multifunctional drilling fluid additive |