发明申请
US20160177663A1 NANOCLAY AS AN ADDITIVE FOR HIGH PRESSURE & HIGH TEMPERATURE WELL CEMENTING
有权
NANOCLAY作为高压高温井的添加剂
- 专利标题： NANOCLAY AS AN ADDITIVE FOR HIGH PRESSURE & HIGH TEMPERATURE WELL CEMENTING
- 专利标题（中）： NANOCLAY作为高压高温井的添加剂
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申请号： US14573728申请日： 2014-12-17
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公开(公告)号： US20160177663A1公开(公告)日： 2016-06-23
- 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： E21B33/14
- IPC分类号： E21B33/14 ; C04B16/00 ; C04B7/00
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.