| 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) |
|---|
| 01/12/2012 | WO2011119354A3 Nanoparticle-densified completion fluids |
| 01/12/2012 | WO2011089151A9 Method for producing methane gas |
| 01/12/2012 | US20120010324 Hybrid Cement Set-On-Command Compositions |
| 01/12/2012 | US20120010110 Method of Using Dithiazines and Derivatives Thereof in the Treatment of Wells |
| 01/12/2012 | US20120010109 Hydrodewaxed hydrocarbon fluid used in the manufacture of fluids for industrial, agricultural, or domestic use |
| 01/12/2012 | US20120006551 Compositions and Methods of Treating High Temperature Subterranean Formations |
| 01/12/2012 | US20120006549 Well servicing fluid |
| 01/12/2012 | CA2804696A1 Hybrid cement set-on-command compositions and methods of use |
| 01/12/2012 | CA2804694A1 Hybrid cement set-on-command compositions |
| 01/12/2012 | CA2804607A1 A method for treatment of subterranean sites adjacent to water injection wells |
| 01/11/2012 | EP2404975A1 Composition for well cementing comprising a compounded elastomer swelling additive |
| 01/11/2012 | EP2404974A1 Use of zeta potential modifiers to decrease the residual oi saturation |
| 01/11/2012 | EP2404884A1 Compositions and methods for well treatment |
| 01/11/2012 | EP2404883A1 Apparatus and methods for completing subterranean wells |
| 01/11/2012 | EP2403919A1 Use of wax-coated grains of sand to eliminate oil contamination or to seal wells |
| 01/11/2012 | CN102317403A Method of contacting hydrocarbon-bearing formations with fluorinated ether compositions |
| 01/11/2012 | CN102317402A Wellbore servicing fluids comprising cationic polymers and methods of using same |
| 01/11/2012 | CN102312666A Method for improving oil-water displacement recovery ratio of low-permeable oil reservoir |
| 01/11/2012 | CN102311728A Chemical pressure-reducing injection-increasing agent for injection well and preparation and use thereof |
| 01/11/2012 | CN102311727A Temperature-resistant phenolic resin sand control agent and preparation method and application thereof |
| 01/11/2012 | CN102311726A Method for preparing fluid loss agent |
| 01/11/2012 | CN102311725A Preparation method for organosilicon viscosity reducer used for drilling fluid |
| 01/11/2012 | CN102311724A Preparation method of high-temperature resistant silicon diluent |
| 01/11/2012 | CN102311723A Preparation method of linkage reducer for drilling fluid |
| 01/11/2012 | CN102311722A Aliphatic acid lubricant for petroleum drilling fluid |
| 01/11/2012 | CN101775274B Cement-formation filtration control agent |
| 01/11/2012 | CN101699268B Rapid judgment for corrosion of sodium bicarbonate water type oil well and corrosion inhibitor |
| 01/11/2012 | CN101613599B Solid corrosion and scale inhibitor and preparation method thereof |
| 01/11/2012 | CN101580707B Precured resin coated propping agent and preparation method thereof |
| 01/11/2012 | CN101538460B Water-based resin sand consolidation agent |
| 01/11/2012 | CN101368091B Oil well cement retarder |
| 01/10/2012 | US8093187 Additive for viscoelastic fluid |
| 01/10/2012 | US8092559 Generation of hydrogen from hydrocarbon bearing materials |
| 01/10/2012 | US8091653 Methods of formulating weighting agents using processed waste waters |
| 01/10/2012 | CA2661918C Dispersant coated weighting agents |
| 01/09/2012 | CA2744620A1 Well servicing fluid |
| 01/08/2012 | CA2745640A1 Use of zeta potential modifiers to decrease the residual oil saturation |
| 01/05/2012 | WO2012003356A2 Breaker and displacement fluid |
| 01/05/2012 | WO2012003325A1 Flat rheology wellbore fluid |
| 01/05/2012 | WO2012002790A1 Asphaltene-controlling additive compound for oil |
| 01/05/2012 | WO2012001671A2 Flow control valve for polymer solutions |
| 01/05/2012 | WO2012001574A2 High solids content methods and slurries |
| 01/05/2012 | WO2012001396A1 Method of removing water-based filter cake |
| 01/05/2012 | WO2012001363A1 Multifunctional boronic crosslinkers and associated methods |
| 01/05/2012 | WO2012001361A1 Surfactant additives used to retain producibility while drilling |
| 01/05/2012 | WO2012001350A1 Methods relating to improved stimulation treatments and strengthening fractures in subterranean formations |
| 01/05/2012 | WO2012001343A1 Acid-soluble cement compositions comprising cement kiln dust and/or a natural pozzolan and methods of use |
| 01/05/2012 | WO2012000914A1 Particles coated with vinyl alcohol (co) polymer and polysaccharide |
| 01/05/2012 | WO2011123249A3 Method of subterranean formation treatment |
| 01/05/2012 | US20120004148 Multifunctional Boronic Acid Crosslinking Agents and Associated Methods |
| 01/05/2012 | US20120004147 Coated particles of a chelating agent |
| 01/05/2012 | US20120004146 Surfactant Additives Used to Retain Producibility While Drilling |
| 01/05/2012 | US20120000661 Low temperature hydrocarbon gel II |
| 01/05/2012 | US20120000660 Low temperature hydrocarbon gel |
| 01/05/2012 | US20120000659 Multifunctional Boronic Crosslinkers and Associated Methods |
| 01/05/2012 | US20120000657 Treatment fluid for wells drilled in oil mud, in the form of a delayed effect water-in-oil emulsion |
| 01/05/2012 | US20120000651 High solids content slurry systems and methods |
| 01/05/2012 | US20120000641 High solids content slurries, systems and methods |
| 01/05/2012 | CA2804172A1 Flat rheology wellbore fluid |
| 01/05/2012 | CA2804042A1 Flow control valve for polymer solutions |
| 01/05/2012 | CA2804026A1 Petroleum asphaltene handler additive compound |
| 01/05/2012 | CA2803546A1 Multifunctional boronic crosslinkers and associated methods |
| 01/05/2012 | CA2803542A1 Surfactant additives used to retain producibility while drilling |
| 01/05/2012 | CA2803223A1 Acid-soluble cement compositions comprising cement kiln dust and/or a natural pozzolan and methods of use |
| 01/05/2012 | CA2803080A1 High solids content methods and slurries |
| 01/05/2012 | CA2792215A1 Methods relating to improved stimulation treatments and strengthening fractures in subterranean formations |
| 01/04/2012 | CN102305050A SUN-W100 biological enzyme well completion production increasing process for well completion plugging removal of oil field |
| 01/04/2012 | CN102305049A Using method for inorganic particle plugging control agent for oil-water well |
| 01/04/2012 | CN102305048A Controlling the pressure within an annular volume of a wellbore |
| 01/04/2012 | CN102305047A Controlling the pressure within an annular volume of a wellbore |
| 01/04/2012 | CN102305046A Controlling the pressure within an annular volume of a wellbore |
| 01/04/2012 | CN102304358A Radiolabeled coated ceramsite supporting agent and preparation method thereof |
| 01/04/2012 | CN102304357A Method of preparing acidity water base fracturing fluid by using acidity multiple-effect thickening agent |
| 01/04/2012 | CN102304356A Method for preparing environmentally-friendly type water-based fracturing fluid by utilizing environmentally-friendly type multiple-effect thickening agent |
| 01/04/2012 | CN102304355A Bio-enzyme well completion agent and application thereof |
| 01/04/2012 | CN102304354A Low-temperature deep gel profile-modification plugging agent and preparation method thereof |
| 01/04/2012 | CN102304353A Environmental-friendly type oil-based drilling fluid and preparation method thereof |
| 01/04/2012 | CN102304352A Fluid loss agent for drilling fluid |
| 01/04/2012 | CN102304202A Method for preparing cement retarding fluid loss agent |
| 01/04/2012 | CN102304201A Hydrophobic association crosslinked polymer coil and preparation method thereof |
| 01/04/2012 | CN102304200A Crosslinked polymer microspheres and preparation method thereof |
| 01/04/2012 | CN102304069A Method for synthesizing saturated cardanol sulfonate surfactant for oil displacement |
| 01/04/2012 | CN101942060B Method for preparing eco-friendly coating agent for drilling fluid |
| 01/03/2012 | US8088719 Polymer mixtures for crosslinked fluids |
| 01/03/2012 | US8088717 Compressible objects having partial foam interiors combined with a drilling fluid to form a variable density drilling mud |
| 01/03/2012 | US8088716 Compressible objects having a predetermined internal pressure combined with a drilling fluid to form a variable density drilling mud |
| 01/03/2012 | CA2678059C Proppant and method for higher production of a well |
| 01/03/2012 | CA2674019C Cement compositions comprising humic acid grafted fluid loss control additives and methods of using them |
| 01/03/2012 | CA2650336C Compositions and methods for removal of asphaltenes from a portion of a wellbore or subterranean formation using water-organic solvent emulsion with non-polar and polar organic solvents |
| 01/03/2012 | CA2593607C Degradable polymers for wellbore fluids and processes |
| 01/03/2012 | CA2541274C Cementing composition with controlled mechanical properties |
| 01/03/2012 | CA2536647C Dual function cement additive |
| 01/03/2012 | CA2518729C Foamed compositions and methods of use in subterranean zones |
| 01/02/2012 | CA2744765A1 Low temperature hydrocarbon gel ii |
| 12/29/2011 | WO2011163529A1 Hydraulic fracturing |
| 12/29/2011 | WO2011163036A1 Method of stimulating subterranean formation using low ph fluid |
| 12/29/2011 | WO2011161581A1 High temperature polymer gels for well treatments and their use |
| 12/29/2011 | WO2011161573A2 Gelled foam compositions and methods |
| 12/29/2011 | WO2011161572A2 Method of treating a wellbore at high temperature in contact with carbon dioxide |
| 12/29/2011 | WO2011161569A2 Composition and methods for oilfield application |