发明授权
- 专利标题: Foamed cement slurries, additives and methods
- 专利标题(中): 发泡水泥浆,添加剂和方法
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申请号: US10899325申请日: 2004-07-26
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公开(公告)号: US07013975B2公开(公告)日: 2006-03-21
- 发明人: Jiten Chatterji , D. Chad Brenneis , Bobby J. King , Roger S. Cromwell , Dennis W. Gray
- 申请人: Jiten Chatterji , D. Chad Brenneis , Bobby J. King , Roger S. Cromwell , Dennis W. Gray
- 申请人地址: US OK Duncan
- 专利权人: Halliburton Energy Services, Inc.
- 当前专利权人: Halliburton Energy Services, Inc.
- 当前专利权人地址: US OK Duncan
- 代理机构: Baker Botts L.L.P.
- 代理商 Craig W. Roddy
- 主分类号: E21B33/13
- IPC分类号: E21B33/13 ; E21B33/138
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.
公开/授权文献
- US20060016601A1 Foamed cement slurries, additives and methods 公开/授权日:2006-01-26