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发明名称
TROCKENVERFAHREN ZUM RAFFINIEREN VON ZINKSULFID-KONZENTRATEN
摘要
申请公布号
DE4133470(A1)
申请公布日期
1992.05.07
申请号
DE19914133470
申请日期
1991.10.09
申请人
SUMITOMO METAL MINING CO. LTD., TOKIO/TOKYO, JP
发明人
KEMORI, NOBUMASA;AKADA, AKIHIKO;TAKANO, HITOSHI;KUSAKABE, TAKESHI;TAKEBAYASHI, MASARU, NIIHAMA, EHIME, JP
分类号
C22B19/02;C22B19/20;C22B19/32
主分类号
C22B19/02
代理机构
代理人
主权项
地址
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