| 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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| 02/05/2015 | US20150034389 Water-based drilling fluid with tannin additive from c. coriaria |
| 02/05/2015 | US20150034319 H2s scavengers with synergistic corrosion inhibition |
| 02/05/2015 | US20150034318 Aqueous solution and method for use thereof |
| 02/05/2015 | US20150034315 Viscosified acid fluid and method for use thereof |
| 02/05/2015 | US20150034314 Coated particles and methods for their manufacture and use |
| 02/05/2015 | US20150034310 Compounds, compositions and methods for enhancing oil recovery |
| 02/04/2015 | EP2832815A1 Viscosified acid fluid and method for use thereof |
| 02/04/2015 | EP2831196A1 Methods of forming high-porosity fractures in weakly consolidated or unconsolidated formations |
| 02/04/2015 | EP2831195A1 Microemulsion flowback aid composition and method of using same |
| 02/04/2015 | EP2831194A2 Low viscosity synthetic cement |
| 02/04/2015 | EP2831012A1 Method of cementing in a subterranean formation using cement composition comprising lignite - based grafted copolymers |
| 02/04/2015 | CN204138595U 以无机固体废弃物为原料的压裂支撑剂的生产系统 Inorganic solid waste as raw material proppant production system |
| 02/04/2015 | CN104334679A 基于超临界二氧化碳和非离子型表面活性剂的用于三次采油的方法和组合物 Based on the method of supercritical carbon dioxide and non-ionic surfactants for EOR and compositions |
| 02/04/2015 | CN104334678A 使用低盐度水增强的油回收方法 The use of low salinity water enhanced oil recovery methods |
| 02/04/2015 | CN104334677A 流变改性剂 Rheology Modifier |
| 02/04/2015 | CN104327826A 一种适用于裂缝型碳酸盐岩储层酸化压裂用清洁冻胶酸增稠剂及其制备方法 One for Fractured Carbonate Reservoirs acid fracturing gel with a clean acid thickeners and its preparation method |
| 02/04/2015 | CN104327825A 一种用于提高压裂液返排率的微乳液 A method for improving the microemulsion fracturing fluid flowback rate |
| 02/04/2015 | CN104327824A 提高石油采收率的新型压裂液 EOR new fracturing fluid |
| 02/04/2015 | CN104327823A 一种用于煤层压裂的清洁压裂液 A clean coal fracturing fracturing fluid |
| 02/04/2015 | CN104327822A 一种环保节水型压裂液的制备方法 An environmentally friendly water-saving methods of preparation of fracturing fluid |
| 02/04/2015 | CN104327821A 两亲改性壳聚糖可降解驱油剂及其制备方法 Amphiphilic biodegradable oil displacement agent modified chitosan and its preparation method |
| 02/04/2015 | CN104327820A 一种功能性聚合物表面活性剂强化复合驱组合物及其应用 A functional polymer surfactant flooding reinforced composition and its application |
| 02/04/2015 | CN104327819A 含Gemini表面活性剂的三元复配表面活性剂及其应用 Gemini surfactants containing ternary complex surfactant and its application |
| 02/04/2015 | CN104327818A 驱油防膨粘土稳定剂及其制备方法 Flooding anti-swelling clay stabilizer and its preparation method |
| 02/04/2015 | CN104327817A 一种井筒油污清洗剂、制备方法及应用 An oil cleaning agent, preparation method and application wellbore |
| 02/04/2015 | CN104327816A 一种解除钻井液加重剂堵塞的清除液及其制备方法 Precluding drilling fluid weighting agent to clear clogged its preparation method |
| 02/04/2015 | CN104327815A 石油开采用防蜡剂及其制备方法 Paraffin oil open adoption and its preparation method |
| 02/04/2015 | CN104327814A 一种聚丙烯酰胺堵水剂及其制备方法 A polypropylene amide blocking agent and its preparation method |
| 02/04/2015 | CN104327813A 耐高温油井水泥分散缓凝剂及其制备方法 Retarder and a preparation method of high temperature oil well cement dispersion |
| 02/04/2015 | CN104327812A 一种新型石油钻探堵漏剂及其堵漏方法 A new oil drilling and plugging method of sealing agent |
| 02/04/2015 | CN104327811A 环保型抗高温气制油合成基钻井液及其制备方法与应用 Eco-friendly high-temperature gas-oil synthetic-based drilling fluids and its preparation method and application |
| 02/04/2015 | CN104327810A 一种无固相低摩阻钻井液 A non-solid low friction drilling |
| 02/04/2015 | CN104327809A 一种钻井液用降滤失剂及其制备方法 One kind of drilling fluid loss with its preparation method |
| 02/04/2015 | CN104327808A 油基钻井液降滤失剂及其制备方法 Oil-based drilling fluid loss and its preparation method |
| 02/04/2015 | CN104327807A 钻井液用无荧光防塌剂 No drilling fluid fluorescence anti-sloughing agent |
| 02/04/2015 | CN104327806A 抗高温白油基钻井液用有机土及其制备方法 Bai Youji high temperature drilling fluid organic soil and its preparation method |
| 02/04/2015 | CN104327278A 一种含壳聚糖的疏水缔合聚合物驱油剂及其制备方法 Hydrophobic associating polymer flooding agent containing chitosan and its preparation method |
| 02/04/2015 | CN104327225A 复合材料稠油降粘剂及其制备方法 Composite viscosity reducer and its preparation method |
| 02/04/2015 | CN104327213A 一种高蜡稠油纳米复合材料降凝剂及其制备方法 A high-wax heavy depressant nanocomposite and its preparation method |
| 02/04/2015 | CN104326905A 一种芳基烷基羧酸聚氧乙烯酯及其制备方法和应用 One aryl-alkyl carboxylic acid ester, polyoxyethylene its preparation method and application |
| 02/04/2015 | CN104326763A 硼化铌陶瓷微珠制备耐高温高压油井固井试块的方法 Preparation of high-pressure high-temperature ceramic beads niobium diboride well cementing test block method |
| 02/03/2015 | US8946133 Method and composition for curing lost circulation |
| 02/03/2015 | US8946132 Controlled release of surfactants for enhanced oil recovery |
| 02/03/2015 | US8946131 Methods and compositions for consolidating particulate matter in a subterranean formation |
| 02/03/2015 | US8946130 Methods for increase gas production and load recovery |
| 02/03/2015 | US8944166 Composition and methods to prevent corrosion by CO2 on cement composition |
| 02/03/2015 | US8944165 Cement composition containing an additive of a pozzolan and a strength retrogression inhibitor |
| 02/03/2015 | US8944164 Aggregating reagents and methods for making and using same |
| 02/03/2015 | CA2812850C Oil field treatment fluids |
| 02/03/2015 | CA2757709C Corrosion inhibitor compositions comprising the reaction product formed from an aldehyde with a thiol and/or an amine functionalized ring structure and associated methods |
| 02/03/2015 | CA2626075C Method of monitoring fluid placement during stimulation treatments |
| 02/01/2015 | CA2822279A1 Composition and method to replace polysacharides in hydraulic fracturing |
| 01/31/2015 | CA2855460A1 Viscosified acid fluid and method for use thereof |
| 01/29/2015 | WO2015013697A1 Well treatment |
| 01/29/2015 | WO2015013306A1 Poly(alkyenylamide)-polysaccharide hydrogels for treatment of subterranean formations |
| 01/29/2015 | WO2015013112A1 Solid state dispersion |
| 01/29/2015 | WO2015012986A1 Controlling microbial activity and growth in mixed phase system |
| 01/29/2015 | WO2015012818A1 Foamed chelating agent treatment fluids for use in subterranean matrix stimulations and subterranean and surface cleanout operations |
| 01/29/2015 | WO2015012320A1 Resin composition, injection agent, and filling method |
| 01/29/2015 | WO2015012088A1 Coated particles, injection agent, and filling method |
| 01/29/2015 | WO2015011412A1 Viscosifier comprising filamentous polymer particles |
| 01/29/2015 | WO2015010628A1 Method for solving water block effect |
| 01/29/2015 | US20150031588 In situ microemulsions used as spacer fluids |
| 01/29/2015 | US20150027710 Poly(alkyenylamide)-polysaccharide hydrogels for treatment of subterranean formations |
| 01/29/2015 | US20150027703 Solid state dispersion |
| 01/29/2015 | US20150027702 Methods of treatment of a subterranean formation with polymeric structures formed in situ |
| 01/29/2015 | US20150027699 Pickering emulsion treatment fluid |
| 01/28/2015 | EP2828351A1 Vegetable oils, vegetable oil blends, and methods of use thereof |
| 01/28/2015 | EP2828350A1 Lost circulation materials and methods of using the same |
| 01/28/2015 | CN104321422A 生产生物表面活性剂的方法 Production method of biosurfactants |
| 01/28/2015 | CN104321405A 水润湿油湿表面的方法 Water-wet oil-wet surface method |
| 01/28/2015 | CN104314533A 一种利用盐敏自增稠聚合物提高原油采收率的方法 A salt-sensitive self-thickening polymer enhanced oil recovery method uses |
| 01/28/2015 | CN104312942A 一种铜绿假单胞菌菌剂和鼠李糖脂发酵液的制备方法 Preparation of a bacterium Pseudomonas aeruginosa and rhamnolipid fermentation broth |
| 01/28/2015 | CN104312575A 一种页岩气压裂用高效粘土抑制剂及其制备方法 One kind of clay, shale gas fracturing with efficient inhibitor and its preparation method |
| 01/28/2015 | CN104312574A 一种减阻水体系、制备方法及应用 A water system, preparation method and application drag reduction |
| 01/28/2015 | CN104312573A 一种压裂用免交联乳液增稠剂及其制备方法 One kind of fracture associated with the exemption from the thickener and emulsion preparation |
| 01/28/2015 | CN104312572A 一种煤层气清洁压裂液 One kind of CBM clean fracturing fluid |
| 01/28/2015 | CN104312571A 一种改性黄原胶稠化剂及其在制备压裂液的中的应用 A modified xanthan gum thickener and its application in the preparation of fracturing fluid |
| 01/28/2015 | CN104312570A 一种低腐蚀化学生热增压破胶剂及其制备方法 Hot pressurized breaker and a method for preparing a low corrosion of students |
| 01/28/2015 | CN104312569A 含聚四氟乙烯的降粘剂及其制备方法 Viscosity reducer and preparation containing polytetrafluoroethylene |
| 01/28/2015 | CN104312568A 一种采油用阴-非离子磺酸盐型高温发泡剂 One kind of oil a female - a non-ionic sulfonate-temperature foaming agent |
| 01/28/2015 | CN104312567A 一种适用于中低渗透油藏的无碱复合驱组合物及其应用 One for low-permeability reservoirs alkali flooding composition and application |
| 01/28/2015 | CN104312566A 一种功能性聚合物表面活性剂强化甜菜碱复合驱体系及其应用 A functional polymer surfactant flooding strengthen betaine system and its application |
| 01/28/2015 | CN104312565A 一种嵌段共聚物强化甜菜碱表面活性剂复合驱体系及其应用 A block copolymer surfactant betaine strengthen flooding system and its application |
| 01/28/2015 | CN104312564A 耐盐抗高温三次采油用驱油剂 Salt resistance to high temperature EOR flooding agent |
| 01/28/2015 | CN104312563A 一种阳离子型微泡钻井液用表面活性剂及其制备方法 Microbubble a cationic surfactant drilling and preparation method |
| 01/28/2015 | CN104312562A 一种用于微生物采油过程中的营养凝胶缓释方法 A microbial oil recovery process nutritional gel method for the sustained-release |
| 01/28/2015 | CN104312561A 一种复合微生物菌种应用第三次采油中的应用 A composite application Microorganisms third oil application |
| 01/28/2015 | CN104312560A 一种高温低渗储层的凝胶堵水剂 A high-temperature and low permeability reservoirs gel blocking agent |
| 01/28/2015 | CN104312559A 一种用于油田堵水的硅酸盐堵剂 Portland blocking agent for oilfield water shutoff |
| 01/28/2015 | CN104312558A 偏高岭土水性悬浮液及其制备方法和应用及油田固井用水泥浆 Metakaolin aqueous suspension and its preparation method and application of water and oilfield cementing slurry |
| 01/28/2015 | CN104312557A 一种高密度低摩阻钻井液 A high-density low friction drilling |
| 01/28/2015 | CN104312556A 一种钻井用气液转换井壁稳定液及其制备方法 One kind of drilling liquid-liquid conversion wellbore stability and its preparation method |
| 01/28/2015 | CN104312555A 一种抗高温油基钻井液用降滤失剂及其制备方法和应用 An anti-high-Wen Youji drilling fluid loss with its preparation method and application |
| 01/28/2015 | CN104312554A 一种钻井液降滤失剂及其制备方法 One kind of drilling fluid loss and its preparation method |
| 01/28/2015 | CN104312553A 一种钻井泥浆处理剂 One kind of drilling mud treatment agent |
| 01/28/2015 | CN104312552A 一种高效泥浆处理剂 An efficient mud additives |
| 01/28/2015 | CN104312551A 一种腐植酸钠钻井泥浆处理剂 One kind of humic acid sodium drilling mud additives |
| 01/28/2015 | CN104312550A 一种阴离子型微泡钻井液用表面活性剂及其制备方法 Microbubble an anionic surfactant drilling and preparation method |
| 01/28/2015 | CN104312549A 增粘剂及其制备方法 Thickener and its preparation method |