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公开(公告)号：US08476203B2
公开(公告)日：2013-07-02
申请号：US12651662
申请日：2010-01-04
申请人： Rahul Chandrakant Patil , B. Raghava Reddy , Abhimanyu Deshpande , Christopher L. Gordon , Craig W. Roddy , Jiten Chatterji , Roger S. Cromwell
发明人： Rahul Chandrakant Patil , B. Raghava Reddy , Abhimanyu Deshpande , Christopher L. Gordon , Craig W. Roddy , Jiten Chatterji , Roger S. Cromwell
CPC分类号： C09K8/46 , C04B14/303 , C04B28/02 , C04B28/08 , C04B2111/00146 , C04B2111/00215 , C09K8/467 , C09K8/473 , C09K2208/10 , Y02W30/92 , Y02W30/94 , Y02W30/95 , C04B20/008 , C04B24/161 , C04B24/2611 , C04B24/2652 , C04B24/2676 , C04B2103/50 , C04B14/047 , C04B14/106 , C04B14/108 , C04B18/08 , C04B18/141 , C04B18/162 , C04B24/26 , C04B38/10 , C04B14/308
摘要： Methods and compositions that comprise sub-micron alumina for accelerating setting of a cement composition. An embodiment includes a method of cementing in a subterranean formation. The method may comprise introducing a cement composition into the subterranean formation, wherein the cement composition comprises hydraulic cement, sub-micron alumina, and water. The method further may comprise allowing the cement composition to set in the subterranean formation. Another embodiment includes a cement composition that may comprise hydraulic cement, sub-micron alumina, and water.
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公开(公告)号：US07255170B2
公开(公告)日：2007-08-14
申请号：US11132803
申请日：2005-05-19
IPC分类号： E21B33/13 , E21B33/138
CPC分类号： C09K8/473 , C04B24/123 , C04B24/16 , C04B24/32 , C04B28/02 , C04B40/0039 , C04B2111/00017 , C04B22/124 , C04B2103/40 , C04B2103/42 , C04B2103/48 , C04B24/12 , C04B14/06 , C04B22/002 , C04B24/121 , C04B38/103 , C04B38/10
摘要： Exemplary embodiments relate to cementing operations and, more particularly, to foamed cement compositions, foaming and stabilizing additives, and associated methods. A foaming and stabilizing additive, that comprises a mixture of an alkali salt of an alkyl ether sulfate surfactant, wherein the alkali salt of the alkyl ether sulfate surfactant comprises a mixture of an alkali salt of a C6-10 alkyl ether sulfate surfactant, and an alkali salt of a C2-4 alkyl ether sulfate surfactant, an alkyl or alkene amidopropyl betaine surfactant, an alkyl or alkene amidopropyl dimethylamine oxide surfactant, sodium chloride, and water, is provided. Also provided are foamed cement compositions that comprise the foaming and stabilizing additive, and associated methods.
摘要翻译： 示例性实施方案涉及固井操作，更具体地涉及发泡水泥组合物，发泡和稳定添加剂以及相关方法。 一种发泡稳定添加剂，其包含烷基醚硫酸盐表面活性剂的碱金属盐的混合物，其中烷基醚硫酸盐表面活性剂的碱金属盐包括C 6〜10的碱金属盐的混合物 烷基醚硫酸盐表面活性剂和C 2-4烷基醚硫酸盐表面活性剂的碱金属盐，烷基或烯烃酰氨基丙基甜菜碱表面活性剂，烷基或烯烃酰氨基丙基二甲基氧化胺表面活性剂，氯化钠和水 ，被提供。 还提供了包含发泡和稳定添加剂的发泡水泥组合物以及相关方法。
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3.发明授权公开(公告)号：US07174961B2
公开(公告)日：2007-02-13
申请号：US11089609
申请日：2005-03-25
IPC分类号： E21B33/138 , E21B33/14
CPC分类号： C04B28/02 , C04B28/06 , C04B28/08 , C04B28/14 , C09K8/467 , C04B14/4668 , C04B22/0026 , C04B38/10
摘要： Methods of using cement compositions that comprise basalt fibers in subterranean formations are provided. An example of such a method may comprise providing a cement composition that comprises water, a hydraulic cement, and a plurality of basalt fibers; introducing the cement composition into a subterranean formation; allowing the cement composition to set therein. Also provided are methods of cementing a pipe string in a well bore and methods of enhancing the compressive strength of a cement composition.
摘要翻译： 提供了在地下地层中使用包含玄武岩纤维的水泥组合物的方法。 这种方法的实例可以包括提供包含水，水硬性水泥和多种玄武岩纤维的水泥组合物; 将水泥组合物引入地层; 允许水泥组合物置于其中。 还提供了将管柱固定在井眼中的方法以及提高水泥组合物的抗压强度的方法。
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公开(公告)号：US07013975B2
公开(公告)日：2006-03-21
申请号：US10899325
申请日：2004-07-26
IPC分类号： E21B33/13 , E21B33/138
CPC分类号： C09K8/473 , C04B24/123 , C04B24/16 , C04B24/32 , C04B28/02 , C04B40/0039 , C04B2111/00017 , C04B22/124 , C04B2103/40 , C04B2103/42 , C04B2103/48 , C04B24/12 , C04B14/06 , C04B22/002 , C04B24/121 , C04B38/103 , C04B38/10
摘要： The present invention relates to foamed cement slurries, additives and methods. A foamed cement slurry of the invention comprises a hydraulic cement, sufficient water to form a slurry, sufficient gas to form a foam and an environmentally benign foaming and stabilizing additive comprising a mixture of an ammonium salt of an alkyl ether sulfate surfactant, a cocoamidopropyl betaine surfactant, a cocoamidopropyl dimethylamine oxide surfactant, sodium chloride and water.
摘要翻译： 本发明涉及泡沫水泥浆，添加剂和方法。 本发明的泡沫水泥浆包括水硬性水泥，足够的水以形成浆料，足够的气体以形成泡沫，以及环境友好的发泡和稳定添加剂，其包括烷基醚硫酸盐表面活性剂的铵盐，椰油酰胺丙基甜菜碱 表面活性剂，椰油酰胺丙基二甲胺氧化物表面活性剂，氯化钠和水。
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公开(公告)号：US06797054B2
公开(公告)日：2004-09-28
申请号：US10217669
申请日：2002-08-13
申请人： Jiten Chatterji , Roger S. Cromwell , Chad R. Brenneis , Bobby J. King , Dennis W. Gray , Frank Zamora
发明人： Jiten Chatterji , Roger S. Cromwell , Chad R. Brenneis , Bobby J. King , Dennis W. Gray , Frank Zamora
IPC分类号： C04B2400
CPC分类号： C09K8/685 , C04B24/14 , C04B28/02 , C04B38/10 , C04B40/0039 , C04B2111/00017 , C04B2111/00146 , C09K8/46 , C09K8/473 , C09K8/703 , C09K8/905 , Y10S507/903 , Y10S507/922 , Y10S507/924 , C04B22/0026 , C04B22/124 , C04B22/142 , C04B22/143 , C04B22/147 , C04B24/02 , C04B20/023
摘要： The present invention provides improved foamed well cement slurries, additives and methods. The foamed well cement slurries are basically comprised of a hydraulic cement, sufficient water to form a pumpable slurry, sufficient gas to form a foam and an effective amount of an additive for foaming the slurry comprised of hydrolyzed keratin.
摘要翻译： 本发明提供改进的泡沫井水泥浆料，添加剂和方法。 泡沫井水泥浆料基本上由水硬性水泥组成，足够的水以形成可泵送的浆料，足够的气体以形成泡沫，以及有效量的用于使包含水解角蛋白的浆料发泡的添加剂。
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公开(公告)号：US06641660B1
公开(公告)日：2003-11-04
申请号：US10293634
申请日：2002-11-13
IPC分类号： C04B2424
CPC分类号： C04B24/2676 , C04B28/02 , C04B2111/763 , C09K8/46 , C04B24/16
摘要： The present invention provides stable well cementing methods and compositions for sealing subterranean zones penetrated by well bores. The improved thermally stable and degradation resistant well cement compositions are basically comprised of a hydraulic cement, sufficient water to form a pumpable slurry, an aqueous hydrogenated styrene-butadiene rubber latex and a latex stabilizer present in an amount sufficient to stabilize the hydrogenated styrene-butadiene latex.
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公开(公告)号：US06547871B2
公开(公告)日：2003-04-15
申请号：US10026040
申请日：2001-12-20
申请人： Jiten Chatterji , Roger S. Cromwell , Chad R. Brenneis , Bobby J. King , Dennis W. Gray , Frank Zamora
发明人： Jiten Chatterji , Roger S. Cromwell , Chad R. Brenneis , Bobby J. King , Dennis W. Gray , Frank Zamora
IPC分类号： C04B2400
CPC分类号： C09K8/685 , C04B24/14 , C04B28/02 , C04B38/10 , C04B40/0039 , C04B2111/00017 , C04B2111/00146 , C09K8/46 , C09K8/473 , C09K8/703 , C09K8/905 , Y10S507/903 , Y10S507/922 , Y10S507/924 , C04B22/0026 , C04B22/124 , C04B22/142 , C04B22/143 , C04B22/147 , C04B24/02 , C04B20/023
摘要： The present invention provides improved foamed well cement slurries, additives and methods. The foamed well cement slurries are basically comprised of a hydraulic cement, sufficient water to form a pumpable slurry, sufficient gas to form a foam and an effective amount of an additive for foaming the slurry comprised of hydrolyzed keratin.
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公开(公告)号：US06500252B1
公开(公告)日：2002-12-31
申请号：US09773038
申请日：2001-01-31
申请人： Jiten Chatterji , Bobby J. King , Frank Zamora , Clyde R. Anderson , Billy J. Bennett , Roger S. Cromwell
发明人： Jiten Chatterji , Bobby J. King , Frank Zamora , Clyde R. Anderson , Billy J. Bennett , Roger S. Cromwell
IPC分类号： C04B2400
CPC分类号： C09K8/46 , C04B16/0625 , C04B28/02 , C09K8/473 , C04B20/1018 , C04B24/128 , C04B38/10
摘要： High strength foamed well cement compositions and methods of cementing subterranean zones penetrated by well bores are provided. The foamed well cement compositions are basically comprised of a hydraulic cement, hydrophilic fibers, water sufficient to form a pumpable slurry, a mixture of foaming and foam stabilizing surfactants and sufficient gas to foam the slurry.
摘要翻译： 提供了高强度泡沫井水泥组合物和井眼穿透的地下区域固井方法。 泡沫井水泥组合物基本上由水硬性水泥，亲水纤维，足以形成可泵送淤浆的水，发泡和泡沫稳定表面活性剂的混合物以及足以使浆料发泡的气体构成。
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公开(公告)号：US06401817B1
公开(公告)日：2002-06-11
申请号：US09942712
申请日：2001-08-30
申请人： James E. Griffith , Ricky A. Cox , Jiten Chatterji , Bobby J. King , Roger S. Cromwell , John L. Dennis, Jr.
发明人： James E. Griffith , Ricky A. Cox , Jiten Chatterji , Bobby J. King , Roger S. Cromwell , John L. Dennis, Jr.
IPC分类号： E21B33138
摘要： The present invention provides improved compositions and methods of using the compositions for sealing subterranean zones. One composition of the invention is comprised of water, an aqueous rubber latex, an organophilic clay, sodium carbonate, an epoxy resin and a hardening agent for said epoxy resin.
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10.发明授权Methods and compositions for forming permeable cement sand screens in well bores 有权在井眼中形成渗透性水泥砂筛的方法和组合物公开(公告)号：US06364945B1
公开(公告)日：2002-04-02
申请号：US09736513
申请日：2000-12-13
申请人： Jiten Chatterji , Roger S. Cromwell , Baireddy R. Reddy , Bobby J. King , Philip D. Nguyen , David L. Brown
发明人： Jiten Chatterji , Roger S. Cromwell , Baireddy R. Reddy , Bobby J. King , Philip D. Nguyen , David L. Brown
IPC分类号： C04B2000
CPC分类号： E21B43/08
摘要： Methods and compositions for forming permeable cement sand screens in well bores are provided. The compositions are basically comprised of a hydraulic cement, an acid soluble particulate solid, a liquid hydrocarbon solvent soluble particulate solid, a particulate cross-linked gel containing an internal breaker which after time causes the gel to break into a liquid, water present in an amount sufficient to form a slurry, a gas present in an amount sufficient to form a foam and a mixture of foaming and foamed stabilizing surfactants.
摘要翻译： 提供了在井眼中形成渗透性水泥砂筛的方法和组合物。 组合物基本上由水硬性水泥，酸溶性颗粒固体，液体烃溶剂可溶性颗粒固体，含有内部破碎剂的颗粒状交联凝胶组成，其在时间使凝胶破裂成液体后，存在于 足以形成浆料，以足以形成泡沫的量存在的气体和发泡和泡沫稳定表面活性剂的混合物。
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