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经营范围
发明名称
Nedihull syklonseparering
摘要
申请公布号
NO990125(D0)
申请公布日期
1999.01.12
申请号
NO19990000125
申请日期
1999.01.12
申请人
BAKER HUGHES LTD
发明人
SKILBECK, FRANK
分类号
E21B43/38;(IPC1-7):E21B
主分类号
E21B43/38
代理机构
代理人
主权项
地址
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