发明名称 |
Catalyst preparation utilizing metal nitrates and nitrogen oxide scavenger |
摘要 |
Provisions are taken to counter nitrogen oxide fumes produced in catalyst preparation involving metal nitrate decomposition, as by including urea or another scavenger, or by delaying calcining until used as catalyst in treating auto exhaust.
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申请公布号 |
US4051070(A) |
申请公布日期 |
1977.09.27 |
申请号 |
US19740430017 |
申请日期 |
1974.01.02 |
申请人 |
MONSANTO COMPANY |
发明人 |
ARGO, WESLEY B.;EDWARDS, JAMES W.;LITTLE, ALBERT P.;LUMB, WILLIAM M. |
分类号 |
B01D53/94;B01J23/652;B01J37/02;(IPC1-7):B01J23/26;B01J37/00 |
主分类号 |
B01D53/94 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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