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发明名称
Verfahren zur Herstellung von pechhaltigen Massen
摘要
申请公布号
DE941308(C)
申请公布日期
1956.04.05
申请号
DE1939G002129D
申请日期
1939.12.14
申请人
GESELLSCHAFT FUER TEERVERWERTUNG M.B.H.
发明人
KRAFT DR. FRITZ;HEYDECKE DIPL.-ING. THEODOR
分类号
C08L95/00
主分类号
C08L95/00
代理机构
代理人
主权项
地址
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