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经营范围
发明名称
Procédé de purification du benzol
摘要
申请公布号
FR1118612(A)
申请公布日期
1956.06.08
申请号
FRD1118612
申请日期
1955.02.02
申请人
HEINRICH KOPPERS GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
发明人
分类号
C07C7/163
主分类号
C07C7/163
代理机构
代理人
主权项
地址
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