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发明名称
FREMGANGSMAATE VED SYREBEHANDLING AV MATERIALER I ET UNDERJORDISK OMRAADE
摘要
申请公布号
NO139232(C)
申请公布日期
1979.01.24
申请号
NO19730002973
申请日期
1973.07.23
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.,
发明人
RICHARDSON, EDWIN ALLEN,;SCHEUERMAN, RONALD FREDRICK,
分类号
C09K8/72;(IPC1-7):E21B43/27
主分类号
C09K8/72
代理机构
代理人
主权项
地址
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