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发明名称
Hydrogen peroxide drilling tool
摘要
申请公布号
US2673069(A)
申请公布日期
1954.03.23
申请号
US19490132533
申请日期
1949.12.12
申请人
PHILLIPS PETROLEUM COMPANY
发明人
CARPENTER PAUL G.
分类号
E21B4/06;E21B7/00
主分类号
E21B4/06
代理机构
代理人
主权项
地址
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