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经营范围
发明名称
Procédé et dispositifs pour la production de conduits d'évacuation en vue d'aspirer des produits de distillation volatils de l'intérieur de la charge de charbon des fours à chambres
摘要
申请公布号
FR40049(E)
申请公布日期
1932.03.21
申请号
FRD40049
申请日期
1931.03.31
申请人
CARL STILL
发明人
分类号
C10B37/06
主分类号
C10B37/06
代理机构
代理人
主权项
地址
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