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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:US07114569B2
公开(公告)日:2006-10-03
申请号:US10867478
申请日:2004-06-14
IPC分类号: E21B33/13
CPC分类号: C04B24/38 , C04B28/02 , C09K8/467 , C04B14/06 , C04B14/304 , C04B14/308 , C04B22/0026 , C04B22/124 , C04B2103/22 , C04B2103/408 , C04B2103/46 , C04B24/06 , C04B24/16 , C04B24/24 , C04B20/1055
摘要: The present invention includes methods of cementing, cement compositions and a suspending agent comprising boron treated low molecular weight dry ground guar splits. A cement composition of the invention comprises hydraulic cement, water and a boron treated low molecular weight dry ground guar splits suspending agent. A method of cementing comprising the steps of preparing a cement composition that comprises hydraulic cement, water and a suspending agent comprising boron treated low molecular weight dry ground guar splits; placing the cement composition in a location to be cemented; and allowing the cement composition to set.
摘要翻译: 本发明包括固井方法,水泥组合物和包含硼处理的低分子量干地面瓜尔胶的悬浮剂。 本发明的水泥组合物包括水硬性水泥,水和经硼处理的低分子量干式研磨瓜尔胶分散悬浮剂。 一种固井方法,包括以下步骤:制备包含水硬性水泥,水和包含经硼处理的低分子量干磨碎瓜尔胶的悬浮剂的水泥组合物; 将水泥组合物放置在要胶结的位置; 并允许水泥组合物固化。
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