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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03/03/2011 | WO2011023379A1 Methods for servicing subterranean wells |
03/03/2011 | US20110054068 Radiation-Induced Triggering for Set-On-Command Compositions |
03/03/2011 | US20110054067 Radiation-Induced Thickening for Set-On-Command Sealant Compositions |
03/03/2011 | US20110054042 Polymer compositions |
03/03/2011 | US20110053813 Methods to reduce settling rate of solids in a treatment fluid |
03/03/2011 | US20110053812 Polymeric Additives for Enhancement of Treatment Fluids Comprising Viscoelastic Surfactants and Methods of Use |
03/03/2011 | US20110053811 Methods for preventing or remediating xanthan deposition |
03/03/2011 | US20110053810 Fluorosurfactants and Treatment Fluids for Reduction of Water Blocks, Oil Blocks, and/or Gas Condensates and Associated Methods |
03/03/2011 | US20110053809 Degradable non-aqueous gel systems |
03/03/2011 | US20110053808 Suspension Characteristics in Invert Emulsions |
03/03/2011 | US20110053807 Methods to control fluid loss in a well bore |
03/03/2011 | US20110048721 Di-functional surfactants for enhanced oil recovery |
03/03/2011 | US20110048716 Treatment Fluids Comprising Transient Polymer Networks |
03/03/2011 | US20110048715 Radiation-Induced Thickening for Set-On-Command Sealant Compositions and Methods of Use |
03/03/2011 | CA2772481A1 Methods to reduce settling rate of solids in a treatment fluid |
03/03/2011 | CA2772475A1 Methods to control fluid loss in a well bore |
03/03/2011 | CA2772395A1 Microbial enhanced oil recovery methods |
03/03/2011 | CA2772132A1 Polymeric additives for enhancement of treatment fluids comprising viscoelastic surfactants and methods of use |
03/03/2011 | CA2772108A1 Treatment fluids comprising transient polymer networks |
03/03/2011 | CA2771700A1 Treatment fluids comprising entangled equilibrium polymer networks |
03/03/2011 | CA2771623A1 Radiation-induced triggering for set-on-command compositions and methods of use |
03/03/2011 | CA2771620A1 Radiation-induced thickening for set-on-command sealant compositions and methods of use |
03/03/2011 | CA2771619A1 Sonically activating settable compositions and methods of activating them |
03/03/2011 | CA2771103A1 Treatment of oil |
03/02/2011 | EP2288631A1 Novel method for the treatment of rock formations and novel polyampholytes |
03/02/2011 | EP2197974B1 Installation for enhanced oil recovery using water-soluble polymers, method implementing same |
03/01/2011 | US7897547 Viscoelastic surfactant rheology modifier |
03/01/2011 | US7897546 Composition and method for recovering hydrocarbon fluids from a subterranean reservoir |
03/01/2011 | US7897545 Fluid loss compositions and methods of use for subterranean operations |
03/01/2011 | US7897544 Compounded hydrocarbon oil and oil base drilling fluids prepared therefrom |
03/01/2011 | US7897063 Composition for denaturing and breaking down friction-reducing polymer and for destroying other gas and oil well contaminants |
03/01/2011 | US7896076 Rheology modifier for cement slurries |
03/01/2011 | US7896075 Subterranean treatment fluids with enhanced particulate transport or suspension capabilities and associated methods |
03/01/2011 | CA2412697C Surfactant blends for aqueous solutions useful for improving oil recovery |
02/24/2011 | WO2011022622A2 Improved enhanced oil recovery surfactant composition and method of making the same |
02/24/2011 | WO2011021125A1 Methods for increasing the recovery rate of a hydrocarbon from an underground reservoir |
02/24/2011 | WO2011021073A1 Acoustic monitoring of hydrocarbon production |
02/24/2011 | WO2011021043A1 Well treatment |
02/24/2011 | US20110046140 Aminoalcohol and biocide compositions for aqueous based systems |
02/24/2011 | US20110046025 Low Molecular Weight Graft Copolymers |
02/24/2011 | US20110046024 Enhanced oil recovery surfactant composition and method of making the same |
02/24/2011 | US20110046023 Scale and corrosion inhibitors for high temperature and pressure conditions |
02/24/2011 | US20110042086 Additive for controlling cement slurry rheology |
02/24/2011 | CA2771101A1 Well treatment |
02/24/2011 | CA2770200A1 Improved enhanced oil recovery surfactant composition and method of making the same |
02/23/2011 | EP2287441A2 Oil and gas field chemicals |
02/23/2011 | EP2287440A1 Compositions and their use for sealing subterranean zones |
02/23/2011 | EP2285933A1 Drilling fluids containing biodegradable organophilic clay |
02/23/2011 | EP2285932A1 Anti-accretion agents for drilling fluids |
02/23/2011 | EP2285835A1 Graft copolymer, method for the production thereof, and use thereof |
02/23/2011 | CN101979825A Process technology for complex blockage removal of chlorine dioxide |
02/23/2011 | CN101979457A Seawater-based solid phase-free environment-friendly drilling and completion fluid |
02/23/2011 | CN101979456A Seawater-based well completion fluid |
02/23/2011 | CN101979426A Method for synthesizing fatty alcohol (alkylphenol) polyoxyethylene ether sulfonate through olefin addition |
02/22/2011 | US7893136 Water soluble co-polyhydroxyaminoether and solution thereof |
02/22/2011 | US7893011 Wellbore servicing; magnesium oxide; magnesium chloride, sodium phosphate soluble salt; quaternary amide viscosifier; quaternary amide ester; surfactant; retarder |
02/22/2011 | US7893010 Composition and method for fluid recovery from well |
02/22/2011 | US7893009 Polymers and their production and use as gas hydrate inhibitors |
02/22/2011 | CA2678301C Energy recovery and reuse for gel production |
02/22/2011 | CA2613861C Brine based fluid loss pills comprising crosslinked polymer gels and solid salt particles |
02/22/2011 | CA2464936C Method of drilling a borehole with magnetic filter-cake removal |
02/17/2011 | WO2011019722A2 Water-based mud lubricant using fatty acid polyamine salts and fatty acid esters |
02/17/2011 | WO2011018733A1 Solid incorporated reversible emulsion for a fracturing fluid |
02/17/2011 | WO2011018607A1 Methods for swelling swellable elements in a portion of a well using an oil-in-water emulsion |
02/17/2011 | WO2011018606A1 Methods for swelling swellable elements in a portion of a well using a water-in-oil emulsion |
02/17/2011 | WO2011018604A1 Hydrophobically and cationically modified relative permeability modifiers and associated methods |
02/17/2011 | WO2011018257A1 Organic salts for reducing stone permeablities |
02/17/2011 | US20110039737 Binders for binding beds and loose formations and processes for producing them |
02/17/2011 | US20110036750 Composition comprising peroxygen and surfactant compounds and method of using the same |
02/17/2011 | US20110036629 Rotating control head leak detection systems |
02/17/2011 | US20110036579 Water-Based Mud Lubricant Using Fatty Acid Polyamine Salts and Fatty Acid Esters |
02/17/2011 | CA2768620A1 Organic salts for reducing rock permeabilities |
02/17/2011 | CA2768594A1 Hydrophobically and cationically modified relative permeability modifiers and associated methods |
02/16/2011 | EP2284359A1 Method of enhanced oil recovery from geological reservoirs |
02/16/2011 | EP2164919B1 Use of a fluid composition with delayed cross-linking for holding a casing inside a drill hole, and method for reinforcing a drill hole |
02/16/2011 | EP1778797B1 Use of water-soluble acrylic copolymers in optionally pigmented aqueous formulations and resulting formulations |
02/16/2011 | CN101977974A Latex binders, aqueous coatings and paints having freeze-thaw stability and methods for using same |
02/16/2011 | CN101974322A Chelating acid of sandstone |
02/16/2011 | CN101974321A Micelle oil displacement agent with oil deposit adaptability |
02/16/2011 | CN101974320A Wetting reversal surfactant for drilling fluid |
02/16/2011 | CN101974319A Double-fluid rapid hardening slurry for roadway grouting and mollisol compaction grouting |
02/16/2011 | CN101974318A Low-temperature early strength agent for deepwater cementing |
02/16/2011 | CN101974317A Sulphoaluminate cement paste for deepwater cementing |
02/16/2011 | CN101974316A Drilling fluid for drilling |
02/16/2011 | CN101974315A Perforating fluid for well completion |
02/16/2011 | CN101972614A Dehydroabietylamide ethyl sulfonate surfactant, synthesis method and application of surfactant in tertiary oil recovery |
02/16/2011 | CN101492600B Shielding diverting agent for drilling fluids |
02/16/2011 | CN101253251B Methods and materials for zonal isolation |
02/15/2011 | US7888297 Compositions for reducing the viscosity of treatment fluids |
02/15/2011 | US7888296 Expandable polymeric microparticles comprising hydrophobic polymers having labile pendant groups; average particle size diameter of 0.05-5,000 microns of unexpanded particles; hydrophobic acrylic esters upon hydrolysis beome hydrophilic, swell; enhanced oil recovery |
02/15/2011 | US7888295 combining a crosslinkable hydrated guar polymer or synthetic polymer ( polyacrylamide) with boric acid or sodium borate a crosslinking agent in presence of Ca/OH/2 or CaO as buffering agent, introducing the solution in the well through well bore at a pressure sufficient to fracture the subterranean well |
02/15/2011 | US7888294 A temperature of the flow of hydration fluid may be elevated by transferring energy from the gel mixture flow to the hydration fluid flow, and a flow of hydratable material may be combined with the flow of hydration fluid to form a gel mixture; heat exchanging; cost efficiency; fracturing; wells |
02/15/2011 | US7886849 System for drilling under-balanced wells |
02/15/2011 | US7886826 Gel capsules for solids entrainment |
02/15/2011 | US7886824 Treating a gas/oil well by injecting a microemulsion system of an isotactic polyoxypropylene glycol alkyl sulfate anionic surfactant, solvent of benzene or aromatic, terpene or limonene and cosolvent of alcohols and polyoxypropylene glycol; removing water blocks; rapid cleanup; enhanced oil recovery |
02/15/2011 | CA2506554C Methods and cement compositions for cementing in subterranean zones |
02/15/2011 | CA2437522C Drilling fluids, drilling fluids additives and methods useful for limiting tar sands accretion on metal surfaces |
02/15/2011 | CA2410518C Use of weakly anionic copolymers as dispersing and/or grinding aid agent of an aqueous suspension of mineral materials, aqueous suspensions obtained and their uses |
02/10/2011 | US20110035154 Utilizing salts for carbon capture and storage |
02/10/2011 | US20110034583 Methods for Forming a Permeable and Stable Mass in a Subterranean Formation |