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公开(公告)号：US6019835A
公开(公告)日：2000-02-01
申请号：US144749
申请日：1998-09-01
CPC分类号： C04B24/18 , C04B28/02 , C04B2103/0079 , C04B2103/408 , C04B2111/00146
摘要： This invention provides improved cement composition and biodegradable dispersants therefor. The biodegradable dispersants are basically comprised of a high molecular weight, phenolic hydroxy group blocked, alkali metal lignosulfonate.
摘要翻译： 本发明提供了改进的水泥组合物和可生物降解的分散剂。 可生物降解的分散剂基本上由高分子量的酚羟基封闭的碱金属木质素磺酸盐构成。
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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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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：US06843846B2
公开(公告)日：2005-01-18
申请号：US10702960
申请日：2003-11-06
CPC分类号： C09K8/46 , C04B24/163 , C04B24/2647 , C04B24/2688 , C04B28/02 , C04B2103/408 , C04B2103/46 , C04B24/383 , C04B24/2652
摘要： Methods and compositions for cementing subterranean zones penetrated by well bores are provided. The methods are basically comprised of the steps of providing a cement composition which comprises a hydraulic cement, sufficient water to form a slurry and a dispersing agent comprising a tetrapolymer formed of methacrylic acid, methacrylate, methallyl sulfonic acid and ethoxylated acrylic acid. The cement composition is placed in the subterranean zone to be cemented and allowed to set into an impermeable solid mass therein.
摘要翻译： 提供了用井眼渗透的固井地下区域的方法和组合物。 所述方法基本上包括提供包含水硬性水泥，足够的水以形成浆料的水泥组合物和包含由甲基丙烯酸，甲基丙烯酸酯，甲代烯丙基磺酸和乙氧基化丙烯酸形成的四元共聚物的分散剂的步骤。 将水泥组合物放置在地下区域中以胶结并使其在其中设置为不可渗透的固体物质。
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公开(公告)号：US06645292B1
公开(公告)日：2003-11-11
申请号：US10434570
申请日：2003-05-09
IPC分类号： C04B2424
摘要： Methods and compositions for cementing subterranean zones penetrated by well bores are provided. The methods are basically comprised of the steps of providing a cement composition which comprises a hydraulic cement, sufficient water to form a slurry and a dispersing agent comprising a tetrapolymer formed of methacrylic acid, methacrylate, methallyl sulfonic acid and ethoxylated acrylic acid. The cement composition is placed in the subterranean zone to be cemented and allowed to set into an impermeable solid mass therein.
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公开(公告)号：US06951249B1
公开(公告)日：2005-10-04
申请号：US10899504
申请日：2004-07-26
IPC分类号： C04B24/12 , C04B24/16 , C04B38/10 , C04B40/00 , C09K8/473 , E21B33/13 , C04B24/24 , E21B33/138
CPC分类号： C04B38/103 , C04B24/16 , C04B40/0028 , C04B2103/48 , C09K8/473 , C04B22/0026 , C04B22/124 , C04B24/124 , C04B28/02
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 hydroxysultaine 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，椰油酰胺丙基羟基磺基甜菜碱 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：US07008477B2
公开(公告)日：2006-03-07
申请号：US11203600
申请日：2005-08-12
IPC分类号： C04B24/12 , C04B24/16 , C04B24/24 , E21B33/13 , E21B33/138
CPC分类号： C04B38/103 , C04B24/16 , C04B40/0028 , C04B2103/48 , C09K8/473 , C04B22/0026 , C04B22/124 , C04B24/124 , C04B28/02
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 hydroxysultaine 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，椰油酰胺丙基羟基磺基甜菜碱 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：US06767867B2
公开(公告)日：2004-07-27
申请号：US10122671
申请日：2002-04-15
申请人： Jiten Chatterji , Roger S. Cromwell , Bobby J. King , D. Chad Brenneis , Dennis W. Gray , Ronald J. Crook , Shih-Ruey T. Chen , Valentino L. DeVito , Kevin W. Frederick , Kevin W. Smith , Randy J. Loeffler
发明人： Jiten Chatterji , Roger S. Cromwell , Bobby J. King , D. Chad Brenneis , Dennis W. Gray , Ronald J. Crook , Shih-Ruey T. Chen , Valentino L. DeVito , Kevin W. Frederick , Kevin W. Smith , Randy J. Loeffler
IPC分类号： C09K300
CPC分类号： C09K8/706 , A61K8/8158 , A61K8/8182 , A61K2800/54 , A61K2800/56 , A61Q5/02 , A61Q19/00 , C02F1/78 , C02F11/14 , C04B24/163 , C04B24/168 , C04B24/38 , C04B28/02 , C04B28/04 , C04B40/0039 , C04B2111/70 , C08B11/20 , C08B15/00 , C08F251/00 , C08F291/00 , C08L1/02 , C08L1/284 , C08L33/14 , C09K8/12 , C09K8/44 , C09K8/46 , C09K8/473 , C09K8/508 , C09K8/5083 , C09K8/512 , C09K8/514 , C09K8/518 , C09K8/62 , C09K8/685 , C09K8/703 , D21H17/375 , D21H21/10 , D21H21/56 , Y10S507/902 , Y10S507/921 , Y10S524/922 , C04B24/22 , C04B24/383 , C04B38/10 , C04B2103/46 , C08L2666/02 , C08L2666/26 , C04B2103/0046 , C04B2103/0053 , C04B24/2688 , C04B24/2641 , C04B24/2652
摘要： The present invention provides methods of treating subterranean zones penetrated by well bores in primary well cementing operations, well completion operations, production stimulation treatments and the like. The methods are basically comprised of introducing into the subterranean zone an aqueous well treating fluid comprised of water and a water soluble polymer complex fluid loss control additive.
摘要翻译： 本发明提供了在初级井固井操作，完井操作，生产刺激处理等中处理井眼渗透的地下区域的方法。 所述方法基本上包括将含水的水和水溶性聚合物复合物流体损失控制添加剂的含水井处理流体引入地下区域。
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公开(公告)号：US06591910B1
公开(公告)日：2003-07-15
申请号：US10353731
申请日：2003-01-29
IPC分类号： E21B33138
CPC分类号： C09K8/46 , C04B24/163 , C04B24/2647 , C04B24/2688 , C04B28/02 , C04B2103/408 , C04B2103/46 , C04B24/383 , C04B24/2652
摘要： Methods and compositions for cementing subterranean zones penetrated by well bores are provided. The methods are basically comprised of the steps of providing a cement composition which comprises a hydraulic cement, sufficient water to form a slurry and a dispersing agent comprising a tetrapolymer formed of methacrylic acid, methacrylate, methallyl sulfonic acid and ethoxylated acrylic acid. The cement composition is placed in the subterranean zone to be cemented and allowed to set into an impermeable solid mass therein.
摘要翻译： 提供了用井眼渗透的固井地下区域的方法和组合物。 所述方法基本上包括提供包含水硬性水泥，足够的水以形成浆料的水泥组合物和包含由甲基丙烯酸，甲基丙烯酸酯，甲代烯丙基磺酸和乙氧基化丙烯酸形成的四元共聚物的分散剂的步骤。 将水泥组合物放置在地下区域中以胶结并使其在其中设置为不可渗透的固体物质。
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公开(公告)号：US08603952B2
公开(公告)日：2013-12-10
申请号：US13431701
申请日：2012-03-27
IPC分类号： C09K8/46
CPC分类号： C09K8/487 , C04B14/104 , C04B28/02 , C04B28/08 , C04B2111/00146 , C09K8/145 , C09K8/40 , C09K8/46 , C09K8/473 , C09K8/5045 , C09K8/516 , C09K2208/10 , Y02W30/92 , Y02W30/94 , Y02W30/95 , C04B14/047 , C04B14/062 , C04B14/08 , C04B14/108 , C04B18/08 , C04B18/141 , C04B18/162 , C04B20/0024 , C04B38/10 , C04B20/008
摘要： The present invention includes well treatment fluids and methods utilizing nano-particles. An embodiment of a method of the present invention may comprise introducing a treatment fluid comprising nano-clay into a subterranean formation. The treatment fluid may be selected from the group consisting of a cement composition, a drilling fluid, a spacer fluid, and a lost circulation control composition. Another embodiment of the present invention may comprise a method of cementing. The method of cementing may comprise introducing a cement composition comprising a hydraulic cement, nano-clay, and water into a subterranean formation. The method further may comprise allowing the cement composition to set in the subterranean formation. Yet another embodiment of the present invention may comprise a treatment fluid, the treatment fluid comprising nano-clay. The treatment fluid may be selected from the group consisting of a cement composition, a drilling fluid, a spacer fluid, and a lost circulation control composition.
摘要翻译： 本发明包括良好的处理流体和利用纳米颗粒的方法。 本发明的方法的一个实施方案可以包括将包含纳米粘土的处理流体引入到地下地层中。 处理流体可以选自水泥组合物，钻井液，间隔液和失控循环控制组合物。 本发明的另一实施例可以包括一种固井方法。 固井方法可以包括将包含水硬性水泥，纳米粘土和水的水泥组合物引入到地下地层中。 该方法还可以包括允许水泥组合物固定在地层中。 本发明的另一个实施方案可以包括处理流体，所述处理流体包含纳米粘土。 处理流体可以选自水泥组合物，钻井液，间隔液和失控循环控制组合物。
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