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发明名称
GEOLOGICAL FORMATION HEATING
摘要
申请公布号
US3616857(A)
申请公布日期
1971.11.02
申请号
USD3616857
申请日期
1969.08.26
申请人
BRITISH PETROLEUM CO. LTD.:THE
发明人
ROBERT CHALMERS PITKETHLY;DENIS HENRY DESTY;DENNIS MERVYN GRIST
分类号
E21B36/02;E21C41/24;F23C15/00;(IPC1-7):E21B43/24;E21B43/26
主分类号
E21B36/02
代理机构
代理人
主权项
地址
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