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发明名称
Separation and recovery of metal values from natural bitumen ash
摘要
申请公布号
EP0616039(B1)
申请公布日期
1998.06.17
申请号
EP19940103751
申请日期
1994.03.11
申请人
U.S. VANADIUM CORPORATION
发明人
WOOLERY, MICHAEL R.;RIGSBY, LEDELL
分类号
B09B3/00;C01G31/00;C22B7/04;C22B34/22;(IPC1-7):C22B34/22
主分类号
B09B3/00
代理机构
代理人
主权项
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