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发明名称
METHOD OF OBTAINING BITUMEN
摘要
申请公布号
SU1549983(A1)
申请公布日期
1990.03.15
申请号
SU19874338361
申请日期
1987.12.08
申请人
UK ZAOCHNYJ POLT I IM.I.Z.SOKOLOVA
发明人
YUKHIMENKO ADELAIDA V,SU;OLSHANSKAYA ELENA F,SU;VLASENKO ELENA M,SU;KATSIYA REVAZ I,SU;TYURIN SERGEJ V,SU;MAKHNOVSKAYA TAMARA V,SU
分类号
C10C3/04
主分类号
C10C3/04
代理机构
代理人
主权项
地址
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