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发明名称
OIL AND GAS WELL TREATING METHOD
摘要
申请公布号
CA386195(A)
申请公布日期
1940.01.09
申请号
CAD386195
申请日期
申请人
SHELL DEVELOPMENT COMPANY
发明人
FRANKLIN A. BENT;ALBERT G. LOOMIS
分类号
主分类号
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代理人
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