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经营范围
发明名称
Procédé d'amélioration des agglomérés à base de charbon et de brai, et combustible en résultant
摘要
申请公布号
FR67980(E)
申请公布日期
1958.03.26
申请号
FRD67980
申请日期
1955.07.15
申请人
HOUILLERES DU BASSIN DU NORD & DU PAS-DE-CALAIS
发明人
MATIS ERNEST;DEMOLLON PIERRE;NOBECOURT CLAUDE;HENRI RENE
分类号
C10B7/14;C10L5/28
主分类号
C10B7/14
代理机构
代理人
主权项
地址
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