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发明名称
METHOD FOR OBTAINING OF ROAD BITUMEN
摘要
申请公布号
BG30554(A1)
申请公布日期
1981.07.15
申请号
BG19800047507
申请日期
1980.04.24
申请人
TODOROV,IVAN M.;NIKOLOVA,SVOBODA K.;PTOV,JJORDAN G.
发明人
TODOROV,IVAN M.;NIKOLOVA,SVOBODA K.;PTOV,JJORDAN G.
分类号
C10C3/02;C10C3/04;(IPC1-7):C10C3/02
主分类号
C10C3/02
代理机构
代理人
主权项
地址
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