METHOD FOR REDUCING QUANTITY OF NITROGEN OXIDES IN EXHAUST GAS OF VEHICLE ENGINES
The invention relates to a catalyst for decreasing nitrogen oxide in the lean exhaust gas of automobile engines. On a structurally reinforcing body, it contains a first catalytic coating of a high surface area aluminium oxide and/or cerium oxide impregnated with a mixture of iridium and platinum as...
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Main Authors | , , |
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Format | Patent |
Language | English |
Published |
28.11.1994
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Edition | 5 |
Subjects | |
Online Access | Get full text |
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