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发明名称
FREMGANGSMAATE VED IGANGSETNING AV HYDROCARBON-VAESKEPRODUKSJON I EN BROENN.
摘要
申请公布号
NO790462(A)
申请公布日期
1980.08.14
申请号
NO19790000462
申请日期
1979.02.13
申请人
SHELL INTERNATIONALE RESEARCH MIJ B.V.,
发明人
SCHEUERMAN, RONALD FREDRICK,;RICHARDSON, EDWIN ALLEN,
分类号
E21B;E21B43/25;(IPC1-7):E21B/
主分类号
E21B
代理机构
代理人
主权项
地址
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