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发明名称
摘要
申请公布号
DE3834385(C2)
申请公布日期
1992.12.17
申请号
DE19883834385
申请日期
1988.10.10
申请人
RUHRKOHLE AG, 4300 ESSEN, DE
发明人
MIRTSCH, FRANK, DR., 4250 BOTTROP, DE
分类号
C10G1/06;C10G1/08;C10G47/26
主分类号
C10G1/06
代理机构
代理人
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