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发明名称
DEFOAMER COMPOSITION
摘要
申请公布号
US3652453(A)
申请公布日期
1972.03.28
申请号
USD3652453
申请日期
1970.01.27
申请人
DIAMOND SHAMROCK CORP.
发明人
THOMAS FRANCIS MACDONNELL
分类号
B01D19/04;(IPC1-7):B01D17/00;B01D19/00
主分类号
B01D19/04
代理机构
代理人
主权项
地址
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