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发明名称
Method of underground electrolinking and electrocarbonization of mineral fuels
摘要
申请公布号
US2795279(A)
申请公布日期
1957.06.11
申请号
US19520282922
申请日期
1952.04.17
申请人
ELECTROTHERM RESEARCH CORPORATION
发明人
SARAPUU ERICH
分类号
E21B43/24;E21B43/247
主分类号
E21B43/24
代理机构
代理人
主权项
地址
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