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公开(公告)号:US20050133221A1
公开(公告)日:2005-06-23
申请号:US10741625
申请日:2003-12-19
申请人: Jiten Chatterji , Roger Cromwell , Bobby King , D. Brenneis , Brent Balcer , Barry Peiser , Don Everett
发明人: Jiten Chatterji , Roger Cromwell , Bobby King , D. Brenneis , Brent Balcer , Barry Peiser , Don Everett
CPC分类号: C04B28/021 , C09K8/467 , Y10S106/01 , C04B22/064 , C04B38/10 , C04B2103/40 , C04B22/0026 , C04B24/124 , C04B24/161
摘要: Methods of cementing and low density foamed cement compositions therefor are disclosed. A low density foamed cement composition of the invention comprises fly ash comprising calcium oxide or calcium hydroxide, water present in an amount sufficient to form a slurry, a foaming and foam stabilizing surfactant or a mixture of surfactants present in an amount sufficient to facilitate foam and stabilize the foamed cement composition, and sufficient gas to foam the foamed cement composition.
摘要翻译: 公开了固井方法和低密度发泡水泥组合物。 本发明的低密度发泡水泥组合物包括含有氧化钙或氢氧化钙的粉煤灰,以足以形成浆料的量存在的水,发泡和泡沫稳定表面活性剂或以足以促进泡沫的量存在的表面活性剂混合物 稳定泡沫水泥组合物和足够的气体来泡沫发泡水泥组合物。