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经营范围
发明名称
PROCESS FOR PREPARING METAL SULFIDES
摘要
申请公布号
US3577231(A)
申请公布日期
1971.05.04
申请号
USD3577231
申请日期
1968.08.23
申请人
MERCER ALLOYS CORP.
发明人
MARVIN PESSES
分类号
C01G1/12;C22B15/00;C22B23/02;(IPC1-7):C01G3/12;C01G51/00;C01G53/00
主分类号
C01G1/12
代理机构
代理人
主权项
地址
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