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发明名称
APPARATUS AND METHOD FOR PRODUCING SULFUR LOCATED ABOVE A HOT AQUIFER
摘要
申请公布号
US3525550(A)
申请公布日期
1970.08.25
申请号
USD3525550
申请日期
1969.02.03
申请人
SHELL OIL CO.
发明人
CLARENCE E. HOTTMAN
分类号
E21B43/285;(IPC1-7):E21B43/28
主分类号
E21B43/285
代理机构
代理人
主权项
地址
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