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经营范围
发明名称
Procédé et dispositif d'activation par les gaz des matières carbonées
摘要
申请公布号
FR784079(A)
申请公布日期
1935.07.22
申请号
FRD784079
申请日期
1934.03.31
申请人
发明人
GODEL ALBERT, ANDRE
分类号
C01B31/10
主分类号
C01B31/10
代理机构
代理人
主权项
地址
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