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发明名称
Nouveau procédé d'extraction des phénols des huile phénoliques de goudrons
摘要
申请公布号
FR693734(A)
申请公布日期
1930.11.24
申请号
FRD693734
申请日期
1929.07.22
申请人
HUILES, GOUDRONS ET DERIVES
发明人
SUPRIN GEORGES
分类号
C07C37/00
主分类号
C07C37/00
代理机构
代理人
主权项
地址
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