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经营范围
发明名称
Particulate trap
摘要
申请公布号
US4869738(A)
申请公布日期
1989.09.26
申请号
US19870089578
申请日期
1987.08.26
申请人
W. R. GRACE & CO.-CONN.
发明人
ALCORN, WILLIAM R.;BULLOCK, WESLEY P.;SMITH, EDWARD M.;WHITTENBERGER, WILLIAM A.
分类号
F01N3/02;B01D39/20;B01D46/10;B01D46/12;B01D53/86;F01N3/021;F01N3/022;F01N3/025;F01N3/029;F01N3/30
主分类号
F01N3/02
代理机构
代理人
主权项
地址
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