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发明名称
VERFAHREN ZUR GEWINNUNG VON OEL AUS UNTERIRDISCHEM SPEICHERGESTEIN.
摘要
申请公布号
AT58572(T)
申请公布日期
1990.12.15
申请号
AT19860107470T
申请日期
1986.06.02
申请人
HUELS AKTIENGESELLSCHAFT
发明人
BALZER, DIETER, DR.
分类号
E21B43/22;(IPC1-7):E21B43/22
主分类号
E21B43/22
代理机构
代理人
主权项
地址
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