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发明名称
PROCESS FOR PREPARING CHROMIUM-ALUMINIUM AGGLOMERATES FOR ADDING CHROMIUM TO A MELT OF ALUMINIUM
摘要
申请公布号
EP0275774(B1)
申请公布日期
1991.06.26
申请号
EP19870402937
申请日期
1987.12.21
申请人
DELACHAUX S.A.
发明人
DEFRANCE, ALAIN
分类号
C22C1/03;B22F1/00
主分类号
C22C1/03
代理机构
代理人
主权项
地址
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