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发明名称
Drilling fluids and methods of using same
摘要
申请公布号
US2560612(A)
申请公布日期
1951.07.17
申请号
US19450634153
申请日期
1945.12.10
申请人
PHILLIPS PETROLEUM COMPANY
发明人
WAGNER CARY R.;RYAN MARTIN A.
分类号
C09K8/20
主分类号
C09K8/20
代理机构
代理人
主权项
地址
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