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发明名称
Process for producing an improved asphalt
摘要
申请公布号
US3131140(A)
申请公布日期
1964.04.28
申请号
US19610102629
申请日期
1961.04.13
申请人
ASHLAND OIL & REFINING COMPANY
发明人
JR. HERBERT JAMES BRICE,;HOULTON HAROLD GEORGE;MORGAN STUART HENRY
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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