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发明名称
FREMGANGSMAATE FOR UTVINNING AV METALLHOLDIGE SULFIDMINERALER ELLER SULFIFISERTE METALLHOLDIGE OKSYDMINERALER FRA ENMALM
摘要
申请公布号
NO168992(C)
申请公布日期
1992.04.29
申请号
NO19870000393
申请日期
1987.01.30
申请人
DOW CHEMICAL COMPANY, THE
发明人
KLIMPEL, RICHARD R.;HANSEN, ROBERT D.;STROJNY, EDWIN J.
分类号
B03B;B03D;B03D1/012;B03D1/02;(IPC1-7):B03D1/012
主分类号
B03B
代理机构
代理人
主权项
地址
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