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经营范围
发明名称
Procédé d'agglomération de charbon
摘要
申请公布号
FR870867(A)
申请公布日期
1942.03.27
申请号
FRD870867
申请日期
1940.11.29
申请人
发明人
HAYER ARMAND
分类号
C10L5/14
主分类号
C10L5/14
代理机构
代理人
主权项
地址
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