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经营范围
发明名称
Process for preparing bituminous compositions.
摘要
申请公布号
AP167(A)
申请公布日期
1992.01.16
申请号
AP19900000214
申请日期
1990.10.15
申请人
SHELL RESEARCH LIMITED
发明人
BERGGREN, MARK ANTON
分类号
E01C7/26;C08L53/00;C08L53/02;C08L95/00;(IPC1-7):C08L95/00
主分类号
E01C7/26
代理机构
代理人
主权项
地址
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