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经营范围
发明名称
PROCEDIMIENTO DE PREPARACION DE AGLOMERADOS EXENTOS DE HUMOA PARTIR DE LIGNITO PARCIALMENTE DESTILADO.
摘要
申请公布号
ES362449(A1)
申请公布日期
1970.12.01
申请号
ES19490003624
申请日期
1969.01.13
申请人
HOUILLERES DU BASSIN DU NORD & DU PASDE CALAIS
发明人
分类号
C10L5/28;(IPC1-7):10B/
主分类号
C10L5/28
代理机构
代理人
主权项
地址
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