- 专利标题： NANOCLAY-ENHANCED CEMENT COMPOSITION FOR DEEP WELL TREATMENT
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申请号： US15488049申请日： 2017-04-14
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公开(公告)号： US20170240469A1公开(公告)日： 2017-08-24
- 发明人: Muhammad Kalimur RAHMAN , Mobeen MURTAZA , Abdulaziz Abdalla AL-MAJED , Mesfer Mohammed AL-ZAHRANI
- 申请人： King Fahd University of Petroleum and Minerals
- 申请人地址： SA Dhahran
- 专利权人： King Fahd University of Petroleum and Minerals
- 当前专利权人： King Fahd University of Petroleum and Minerals
- 当前专利权人地址： SA Dhahran
- 主分类号： C04B24/42
- IPC分类号： C04B24/42 ; C04B28/04 ; C04B14/04 ; C09K8/467
摘要：
A cement slurry composition, containing hydraulic cement, water, and from 1 to less than 4% of an organically modified nanoclay. A method for cementing a high pressure high temperature well by pumping the cement composition of claim 1 between a casing and a formation of a well bore to fill a gap between the casing and the formation, and allowing the cement to harden.
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