Patents
Sitemap › C09 - Dyes; Paints; Polishes; Natural resins; Adhesives; Compositions not otherwise provided for; Applications of materials not otherwise provided for › C09K - Materials for applications not otherwise provided for; Applications of materials not otherwise provided for › C09K 8 - Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
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)
02/2012
02/15/2012CN202143831U 撬装式聚合物干粉溶解熟化工艺装置 Skid-mounted unit polymer powder to dissolve the curing process
02/15/2012CN102356145A Hydrodewaxed hydrocarbon fluid used in manufacture of fluids for industrial, agricultural, or domestic use
02/15/2012CN102356141A Aqueous displacement fluid injection for enhancing oil recovery from a limestone or dolomite formation
02/15/2012CN102356140A Additives for inhibiting gas hydrate formation
02/15/2012CN102352241A High-strength ceramic proppant and preparation method thereof
02/15/2012CN102352240A Method for preparing high density acid resistance ceramic fracturing proppant
02/15/2012CN102352239A Preparation method of lightweight acid resistant ceramsite fracturing propping agent
02/15/2012CN102352238A Method for preparing acid resistance fracturing proppant
02/15/2012CN102352237A Preparation method of acid resistant ceramsite fracturing propping agent
02/15/2012CN102352236A Ultra-high density acid solution and preparation method thereof
02/15/2012CN102352235A Crosslinked acid fracturing fluid and preparation method thereof
02/15/2012CN102352234A Low-harm fracturing fluid and preparation method thereof
02/15/2012CN102352233A Low-harm micro-molecular guar gum fracturing fluid
02/15/2012CN102352232A Temperature-resistant and salt-resistant polymer clean fracturing fluid thickening agent and preparation method thereof
02/15/2012CN102352231A Hydrophobic modified hydroxypropyl guar fracturing liquid cross-linking agent and preparation method thereof
02/15/2012CN102352230A Cross-linking agent capable of forming crosslinking jelly with CJ2-9 densifier and preparation method thereof
02/15/2012CN102352229A Acid gel fracturing fluid and preparation method thereof
02/15/2012CN102352228A High temperature resistance super heavy oil viscosity reducer used with steam and its preparation method
02/15/2012CN102352227A Lipopeptide biosurfactant, preparation method thereof, and application thereof
02/15/2012CN102352226A Low-temperature early-strength oil well cement paste
02/15/2012CN102352225A Powder for plugging air leaking crack
02/15/2012CN102352224A Salt-resistant strong-inhibitive reservoir-protecting drilling fluid
02/15/2012CN102352223A Hydrolyzed polyacrylonitrile-bipoly ammonium salt for drilling fluid
02/15/2012CN102352005A Process for producing bore drilling fluid additive by utilizing paper-making waste liquid
02/15/2012CN102351986A Method for preparing binary copolymer retarder for oil and gas well cementing
02/15/2012CN102351481A Method for enhancing the water repellency of inorganic hydraulic binder compositions and compositions obtainable by said method and their uses
02/15/2012CN102350262A Method for manufacturing and applying surfactant
02/15/2012CN101643642B 一种高温酸化缓蚀剂及其制备方法 A high-temperature corrosion acidification and its preparation method
02/15/2012CN101311242B 一种羟基酸盐钻井液 One hydroxy acid salt drilling
02/15/2012CN101133135B 水溶性烷基磺酸在提高地下含石油的和/或含有气体的碳酸盐岩层的渗透性以及在溶解石油生产期间的碳酸盐杂质和/或含有碳酸盐的杂质中的用途 To improve the water-soluble alkyl sulfonic acid containing subterranean oil and / or carbonate-containing gas permeability of the formation and the dissolution of carbonate impurities during the production of oil and / or carbonate-containing impurities in the use of
02/14/2012US8114820 Compositions and methods for controlling fluid loss
02/14/2012US8114819 Polymers for oilfield applications
02/14/2012US8114818 Methods and compositions for altering the viscosity of treatment fluids used in subterranean operations
02/14/2012US8114817 Filtercake removal composition and system
02/09/2012WO2012018683A1 Tagged scale inhibitor compositions and methods of inhibiting scale
02/09/2012WO2012017358A2 System and method for producing high pressure foam slurry
02/09/2012US20120035086 Methods and Compositions for Inhibiting Metal Corrosion
02/09/2012US20120035085 Drag-reducing copolymer compositions
02/09/2012US20120031613 Methods and compositions for determination of fracture geometry in subterranean formations
02/09/2012CA2807148A1 Tagged scale inhibitor compositions and methods of inhibiting scale
02/09/2012CA2803904A1 Method for dispersing and aggregating components of mineral slurries and high-molecular weight multivalent anionic polymers for clay aggregation
02/08/2012EP2414479A1 Methods of using fluid loss additives comprising micro gels
02/08/2012EP2217671B1 Method of enhancing adsorption of an inhibitor onto a wellbore region
02/08/2012CN102348838A Curable fiber and compositions comprising the same
02/08/2012CN102344793A Thickener and preparation method thereof
02/08/2012CN102344792A Composite additive used for preparing fracturing liquid and method for preparing additive
02/08/2012CN102344791A Nano-molecular deposited film composite oil displacement agent
02/08/2012CN102344790A Preparation of corrosion and scale inhibitor for oil field reinjection water
02/08/2012CN102344789A Hydrogen sulfide resistant corrosion inhibitor for oil and gas well pipeline
02/08/2012CN102344788A Temporary plugging agent for horizontal well staged fracturing of controllable rubber breaking and preparation method thereof
02/08/2012CN102344787A Anti-80DEG C low temperature fluorescence, strong plugging and low damage drilling fluid
02/08/2012CN102344786A Marine soil phase drilling fluid
02/08/2012CN102344785A 120 DEG C-resistant low-solid-phase strong-sealing low-damage drilling fluid
02/08/2012CN102344784A Synthetic method of small cation with agglomeration preventing function for drilling in oil field
02/08/2012CN102344783A High-efficient antisticking lubricant for drilling fluid
02/08/2012CN102344782A Petroleum drilling additive high temperature-resistant filtrate reducer and preparation method thereof
02/08/2012CN101817909B 水合物抑制剂聚合物及制备方法 Hydrate inhibitor polymer and preparation method
02/08/2012CN101502771B 一种氟碳双子表面活性剂及其制备方法与应用 A fluorocarbon surfactant and surface preparation method and application Twins
02/07/2012USRE43168 Polymeric latexes prepared in the presence of 2-acrylamido-2-methylpropanesulfonate
02/07/2012US8109335 Degradable diverting agents and associated methods
02/07/2012CA2635839C Starch-(meth)acrylate graft copolymer, oil-swellable material and oil-and water-swellable material comprising the same, and sealing articles and packers prepared from said swellable material
02/02/2012WO2012016059A2 Fracturing fluid water reuse system and method
02/02/2012WO2012015860A1 Elastomer-modified crosslinked epoxy vinyl ester particles and methods for making and using the same
02/02/2012WO2012015514A1 Compositions and methods for protecting metal surfaces from corrosion
02/02/2012WO2012015513A1 Compositions and methods for protecting metal surfaces from corrosion
02/02/2012WO2012015511A1 Compositions and methods for protecting metal surfaces from corrosion
02/02/2012WO2012013934A1 Stimuli-responsive high viscosity pill
02/02/2012WO2012013929A1 A cement composition containing a substituted ethoxylated phenol surfactant for use in an oil-contaminated well
02/02/2012WO2011146186A3 Proppants for use in hydraulic fracturing of subterranean formations
02/02/2012WO2011130063A3 High strength dissolvable structures for use in a subterranean well
02/02/2012WO2011119785A3 Method and composition for enhanced oil recovery
02/02/2012US20120028856 Copolymer for inhibiting inorganic deposits
02/02/2012US20120028855 Shale hydration inhibition agent(s) and method of use
02/02/2012US20120028854 Fluid for deep offshore drilling
02/02/2012US20120028853 Drilling fluid, drilling fluid additive, methods of making and using, such fluid and additive, methods of operating a well
02/02/2012US20120027697 Plant extracts, compositions containing same, and uses thereof
02/02/2012US20120024529 Stimuli-Responsive High Viscosity Pill
02/02/2012US20120024525 Fracturing fluid water reuse system and method
02/02/2012CA2806753A1 Stimuli-responsive high viscosity pill
02/02/2012CA2806683A1 Fracturing fluid water reuse system and method
02/02/2012CA2806573A1 Elastomer-modified crosslinked epoxy vinyl ester particles and methods for making and using the same
02/02/2012CA2805996A1 A cement composition containing a substituted ethoxylated phenol surfactant for use in an oil-contaminated well
02/01/2012EP2412781A1 Compositions and methods for well cementing
02/01/2012EP2411483A2 Emulsion-based cleaning composition for oilfield applications
02/01/2012EP2411482A1 High performance drilling fluids with submicron-size particles as the weighting agent
02/01/2012EP2021432B1 Oxidized guar for oilfield servicing fluids
02/01/2012CN1902376B 在地层增产处理中导致脱砂的方法和砾石充填地层的方法 Lead off the sand and gravel packing methods strata in the formation stimulation method
02/01/2012CN102341464A Use of mixture of water soluble polymers and hydrophobins for thickening aqueous phases
02/01/2012CN102337115A Propping agent for mining and fracturing of coal bed methane and preparation method thereof
02/01/2012CN102337114A Inorganic boron crosslinking agent and preparation method thereof
02/01/2012CN102337113A Method for preparing high temperature retarding-type organic boron zirconium cross linking agent
02/01/2012CN102337112A Solid biochemical corrosion retardant rod for oil wells and preparation method thereof
02/01/2012CN102337111A Bio-enzyme blockage removal production promoter and application thereof
02/01/2012CN102337110A Hydrate dynamic inhibitor
02/01/2012CN102337109A Sand-based composition and expanded sand as well as preparation method of expended sand
02/01/2012CN102337108A Efficient anti-pollution isolation liquid for well cementation and preparation method thereof
02/01/2012CN102336867A Preparation method of tackifier for drilling fluid
02/01/2012CN102336862A Preparation method of cationic viscosity depressant
02/01/2012CN101638577B 油田油气井钻井用天然羽毛堵漏纤维及其制备方法 Oil and gas well drilling plugging fibers with natural feathers and its preparation method
02/01/2012CN101633835B 一种稠油热采封窜剂 One kind of heavy oil thermal recovery Channel Blocking Agent
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