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发明名称
Whipstocks
摘要
申请公布号
US3339636(A)
申请公布日期
1967.09.05
申请号
US19640402446
申请日期
1964.10.08
申请人
EASTMAN OIL WELL SURVEY COMPANY
发明人
FRISBY THOMAS M.
分类号
E21B7/06;E21B7/08;E21B21/10;E21B34/12
主分类号
E21B7/06
代理机构
代理人
主权项
地址
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