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经营范围
发明名称
METHOD OF OBTAINING BITUMEN
摘要
申请公布号
SU1549982(A1)
申请公布日期
1990.03.15
申请号
SU19874338362
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;TYURIN SERGEJ V,SU;KHAIMSKIJ VLADIMIR M,SU
分类号
C10C3/02
主分类号
C10C3/02
代理机构
代理人
主权项
地址
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