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发明名称
Method of converting an aqueous drilling fluid to a packer fluid
摘要
申请公布号
US2975127(A)
申请公布日期
1961.03.14
申请号
US19570700969
申请日期
1957.12.06
申请人
TEXACO INC.
发明人
WEISS WALTER J.;WALKER CLARENCE O.;BRUKNER JOHN S.
分类号
C09K8/16
主分类号
C09K8/16
代理机构
代理人
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地址
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