发明授权
- 专利标题: Drilling fluid and methods
- 专利标题(中): 钻井液和方法
-
申请号: US13193170申请日: 2011-07-28
-
公开(公告)号: US08338340B2公开(公告)日: 2012-12-25
- 发明人: Stefan Alexandru Stoian , Carl Keith Smith
- 申请人: Stefan Alexandru Stoian , Carl Keith Smith
- 申请人地址: CA Calgary
- 专利权人: Tech-Star Fluid Systems Inc.
- 当前专利权人: Tech-Star Fluid Systems Inc.
- 当前专利权人地址: CA Calgary
- 代理机构: Bennett Jones LLP
- 优先权: CA2594108 20070719
- 主分类号: C09K8/04
- IPC分类号: C09K8/04 ; C09K8/20
摘要:
A drilling fluid comprising: a non-ionic surfactant including at least one of a branched alcohol ethoxylate and a capped alcohol ethoxylate, a detergent builder and a viscosifier.
公开/授权文献
- US20110281777A1 DRILLING FLUID AND METHODS 公开/授权日:2011-11-17
信息查询