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发明名称
Verfahren zum Reinigen von Rohnaphthalin aus Steinkohlenteer in Gegenwart fester Katalysatoren
摘要
申请公布号
DE1060372(B)
申请公布日期
1959.07.02
申请号
DE1957K032251
申请日期
1957.06.22
申请人
KOPPERS COMPANY, INC.
发明人
KEMP WOODROW ERNEST;WALDRON MARGARET JEAN
分类号
C07C7/148
主分类号
C07C7/148
代理机构
代理人
主权项
地址
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