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发明名称
FREMGANGSMAATE FOR FREMSTILLING AV SILISIUM- OG KARBONHOLDIGE RAASTOFFBRIKETTER FOR FREMSTILLING AV SILISIUM ELLER SILISIUM-LEGERINGER I ELEKTRO-OVNER
摘要
申请公布号
NO152515(B)
申请公布日期
1985.07.01
申请号
NO19810000850
申请日期
1981.03.12
申请人
COC-LUXEMBOURG S A,
发明人
LASK, GERT-WILHELM,
分类号
C01B33/02;C01B33/025;C22B1/244;C22B1/245;C22C33/00;C22C33/04;(IPC1-7):C22B1/245
主分类号
C01B33/02
代理机构
代理人
主权项
地址
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