发明名称 |
SISTEMA DE GASES DE ESCAPE DE VEICULOS |
摘要 |
A chromium-contg. tin oxide catalyst compsn. (A) comprises the prod. obtd. by impregnating tin (IV) oxide (SnO2) with chromium (VI) oxide (CrO3), and calcining the impregnated prod. A catalytic converter for vehicle exhaust system comprises catalyst (A). A method for (a) the catalytic oxidn. of carbon monoxide and/or (b) the catalytic oxidn. of hydrocarbons and/or (c) the catalytic redn. of nitrogen oxides in a gaseous medium comprising contacting the latter with catalyst (A). |
申请公布号 |
BR8707417(A) |
申请公布日期 |
1988.11.01 |
申请号 |
BR19878707417 |
申请日期 |
1987.08.07 |
申请人 |
TI CORPORATE SERVICES LIMITED |
发明人 |
PHILIP GEOFFREY HARRISON;PETER JOHN FREDERICK HARRIS |
分类号 |
B01D53/94;B01J23/26;(IPC1-7):B01D53/36 |
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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