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经营范围
发明名称
A method for recovering methane from a carbonaceous material of a coal seem
摘要
申请公布号
IN192390(B)
申请公布日期
2004.04.10
申请号
IN1995DE99319
申请日期
1995.05.29
申请人
BP CORPORATION NORTH AMERICA INC.
发明人
PALMER IAN DEXTER;EDWARDS PAUL
分类号
(IPC1-7):E21B43/025
主分类号
(IPC1-7):E21B43/025
代理机构
代理人
主权项
地址
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