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发明名称
Dispositif nouveau pour l'activation des matières carbonées par les gaz
摘要
申请公布号
FR38369(E)
申请公布日期
1931.05.30
申请号
FRD38369
申请日期
1929.12.03
申请人
SOCIETE DE RECHERCHES ET D'EXPLOITATIONS PETROLIFERES
发明人
分类号
C01B31/08
主分类号
C01B31/08
代理机构
代理人
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