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经营范围
发明名称
CERIC OXIDE WASHCOAT
摘要
申请公布号
EP0946289(A1)
申请公布日期
1999.10.06
申请号
EP19970947330
申请日期
1997.11.05
申请人
W.R. GRACE & CO.-CONN.
发明人
BREZNY, RASTO
分类号
B01J20/06;B01J23/10;B01J23/63;B01J37/00;B01J37/08;C01F17/00;C01G25/00;(IPC1-7):B01J21/04;B01J23/38
主分类号
B01J20/06
代理机构
代理人
主权项
地址
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