Invention Grant
- Patent Title: Cement composition based on calcium aluminate cement
- Patent Title (中): 基于铝酸钙水泥的水泥组合物
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Application No.: US14116154Application Date: 2011-09-26
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Publication No.: US08876968B2Publication Date: 2014-11-04
- Inventor: Phillippe Revil , Hong Peng
- Applicant: Phillippe Revil , Hong Peng
- Applicant Address: NO Oslo
- Assignee: Elkem AS
- Current Assignee: Elkem AS
- Current Assignee Address: NO Oslo
- Agency: Lucas & Mercanti, LLP
- Priority: NO20110804 20110601
- International Application: PCT/NO2011/000271 WO 20110926
- International Announcement: WO2012/165966 WO 20121206
- Main IPC: C09K8/46
- IPC: C09K8/46 ; C04B28/06 ; C04B14/06 ; C04B22/16 ; C09K8/467 ; C09K8/48 ; C04B103/40 ; C04B111/00 ; C04B111/70
Abstract:
The present invention relates to a current composition for cementing oil or gas wells. The composition comprises calcium aluminate cement in which the proportion of HC203 is at least 50% by weight, dispersant, microsilica, mineral particles, water and optionally a retarder.
Public/Granted literature
- US20140109799A1 CEMENT COMPOSITION BASED ON CALCIUM ALUMINATE CEMENT Public/Granted day:2014-04-24
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