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1. 发明授权

US07255170B2 Foamed cement compositions, additives, and associated methods 有权
标题翻译：发泡水泥组合物，添加剂和相关方法
公开(公告)号：US07255170B2
公开(公告)日：2007-08-14
申请号：US11132803
申请日：2005-05-19
申请人： Jiten Chatterji , D. Chad Brenneis , Bobby J. King , Roger S. Cromwell , Dennis W. Gray
发明人： Jiten Chatterji , D. Chad Brenneis , Bobby J. King , Roger S. Cromwell , Dennis W. Gray
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。

2. 发明授权

US07013975B2 Foamed cement slurries, additives and methods 失效
标题翻译：发泡水泥浆，添加剂和方法
公开(公告)号：US07013975B2
公开(公告)日：2006-03-21
申请号：US10899325
申请日：2004-07-26
申请人： Jiten Chatterji , D. Chad Brenneis , Bobby J. King , Roger S. Cromwell , Dennis W. Gray
发明人： Jiten Chatterji , D. Chad Brenneis , Bobby J. King , Roger S. Cromwell , Dennis W. Gray
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。

3. 发明授权

US06797054B2 Foamed well cement slurries, additives and methods 有权
标题翻译：发泡水泥浆，添加剂和方法
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。

4. 发明授权

US06641660B1 Stable well cementing methods and compositions 失效
公开(公告)号：US06641660B1
公开(公告)日：2003-11-04
申请号：US10293634
申请日：2002-11-13
申请人： Jiten Chatterji , Roger S. Cromwell , Bobby J. King , Darrel C. Brenneis , Ronald J. Crook
发明人： Jiten Chatterji , Roger S. Cromwell , Bobby J. King , Darrel C. Brenneis , Ronald J. Crook
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.

5. 发明授权

US06547871B2 Foamed well cement slurries, additives and methods 失效
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.

6. 发明授权

US06500252B1 High strength foamed well cement compositions and methods 失效
标题翻译：高强度发泡井水泥组合物和方法
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。

7. 发明授权

US06401817B1 Sealing subterranean zones 失效
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
CPC分类号： C09K8/508 , C09K8/512
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.

8. 发明授权

US06364945B1 Methods and compositions for forming permeable cement sand screens in well bores 有权
标题翻译：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。

9. 发明授权

US6059035A Subterranean zone sealing methods and compositions 失效
标题翻译：地下区密封方法和组成
公开(公告)号：US6059035A
公开(公告)日：2000-05-09
申请号：US119110
申请日：1998-07-20
申请人： Jiten Chatterji , David D. Onan , Bobby J. King , Roger S. Cromwell
发明人： Jiten Chatterji , David D. Onan , Bobby J. King , Roger S. Cromwell
IPC分类号： E21B33/138 , E21B33/13
CPC分类号： E21B33/138
摘要： The present invention provides sealing methods and compositions for use in subterranean zones penetrated by well bores. The methods of the invention basically include the steps of preparing a sealing composition which includes an aqueous silicate solution, an epoxide containing liquid and a delayed epoxide hardening agent, placing the sealing composition into a subterranean zone and allowing the sealing composition to set into a rigid impermeable sealing mass in the zone.
摘要翻译：本发明提供了用于井眼穿透的地下区域的密封方法和组合物。本发明的方法基本上包括制备密封组合物的步骤，该密封组合物包括硅酸盐水溶液，含环氧化物的液体和延迟的环氧化物硬化剂，将密封组合物放置在地下区域中并使密封组合物变成刚性该区域内不可渗透的密封质量。

10. 发明授权

US07569108B2 Prevention of latex inversion in saltwater cement compositions for use in subterranean formations and associated compositions 有权
标题翻译：防止在地下地层和相关组合物中使用的盐水水泥组合物中的胶乳反转
公开(公告)号：US07569108B2
公开(公告)日：2009-08-04
申请号：US11540230
申请日：2006-09-28
申请人： Jiten Chatterji , Bobby J. King , D. Chad Brenneis , Roger S. Cromwell
发明人： Jiten Chatterji , Bobby J. King , D. Chad Brenneis , Roger S. Cromwell
IPC分类号： C04B24/16
CPC分类号： C04B22/0026 , C04B24/16 , C09K8/467
摘要： The prevention of latex inversion in saltwater cement compositions for use in subterranean formations by inclusion of a combination of latex stabilizers and associated methods of cementing. Saltwater cement compositions comprising saltwater, a cement, a latex, a first latex stabilizer comprising a surfactant having the formula: R—O—(OCH2CH2)mXM wherein R is an alkyl group having in the range of from about 10 carbons to about 20 carbons, m is an integer in the range of from about 10 to about 40, X is OSO3 or SO3, and M is a compatible cation, and a second latex stabilizer comprising an alcohol ether sulfate having the formula: R1—O—(OCH2CH2)nOSO3M wherein R1 is an alkyl group having in the range of from about 4 carbons to about 12 carbons, n is an integer in the range of from about 1 to about 10, and M is a compatible cation.
摘要翻译：通过包括胶乳稳定剂和相关的固着方法的组合，防止用于地下地层的盐水水泥组合物中的胶乳反转。包含盐水，水泥，胶乳，第一胶乳稳定剂的盐水水泥组合物，其包含具有下式的表面活性剂：<？in-line-formula description =“In-line formula”end =“lead”？> RO-（OCH2CH2） mXM <？in-line-formula description =“In-line Formulas”end =“tail”？>其中R是约10碳至约20个碳原子的烷基，m是范围内的整数为约10至约40，X为OSO 3或SO 3，M为相容性阳离子，第二胶乳稳定剂包含具有下列通式的醇醚硫酸盐：<？in-line-formula description =“In-Line Formulas” end =“lead”→R1-O-（OCH2CH2）nOSO3M <？在线公式描述=“在线公式”end =“tail”？>其中R1是烷基，其范围为约 4个碳至约12个碳，n为约1至约10的整数，M为相容的阳离子。

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