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发明名称
Drilling Fluid for Enhanced Rate of Penetration
摘要
A drilling fluid is provided which results in an enhanced rate of penetration, and more particularly, a drilling mud composition is provided with a reduced ester content which maintains an enhanced rate of penetration.
申请公布号
US2012071368(A1)
申请公布日期
2012.03.22
申请号
US201113095811
申请日期
2011.04.27
申请人
FEFER MICHAEL;SUNCOR ENERGY INC.
发明人
FEFER MICHAEL
分类号
C09K8/035
主分类号
C09K8/035
代理机构
代理人
主权项
地址
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