Auto exhaust catalyst composition having low H2S emissions and method of making the catalyst,申请号US19890322444-传众专利搜索

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发明名称	Auto exhaust catalyst composition having low H2S emissions and method of making the catalyst
摘要
申请公布号	US4977129(A)	申请公布日期	1990.12.11
申请号	US19890322444	申请日期	1989.03.13
申请人	W. R GRACE & CO.-CONN.	发明人	ERNEST, MICHAEL V.
分类号	B01D53/94;B01J23/56;B01J23/58;B01J23/60;B01J23/62;B01J23/63;B01J23/64;B01J23/644;B01J27/185	主分类号	B01D53/94
代理机构		代理人
主权项
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