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发明名称
Method of removing debris from well bores
摘要
申请公布号
US3003558(A)
申请公布日期
1961.10.10
申请号
US19570689158
申请日期
1957.10.09
申请人
JERSEY PRODUCTION RESEARCH COMPANY
发明人
ORR WILLIS P.
分类号
E21B37/02
主分类号
E21B37/02
代理机构
代理人
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