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发明名称
Verfahren zur Bildung einer unterirdischen Wassersperrschicht aus Asphalt
摘要
申请公布号
DE1634164(A1)
申请公布日期
1972.02.17
申请号
DE19661634164
申请日期
1966.08.19
申请人
STANDARD OIL CO.
发明人
A. BOLT,JOHN
分类号
C09K17/34;E02D19/18
主分类号
C09K17/34
代理机构
代理人
主权项
地址
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