IPC분류정보
| 국가/구분 |
United States(US) Patent
등록
|
| 국제특허분류(IPC7판) |
|
| 출원번호 |
US-0300980
(1972-10-26)
|
| 우선권정보 |
UK-0050144 (1971-10-28); UK-0050145 (1971-10-28) |
|
발명자
/ 주소 |
- Acres Gary James Keith (London EN) Cooper Barry John (London EN)
|
| 출원인 / 주소 |
- Johnson Matthey & Co., Limited (London EN 03)
|
| 인용정보 |
피인용 횟수 :
20 인용 특허 :
0 |
초록
▼
This invention relates to a catalyst suitable for use in the process of a) the reduction of an oxide of nitrogen present in a gas containing nitrogen, and b) for the oxidation of carbon monoxide or one or more organic compounds present in a gas. The catalyst comprises an inert material impregnated o
This invention relates to a catalyst suitable for use in the process of a) the reduction of an oxide of nitrogen present in a gas containing nitrogen, and b) for the oxidation of carbon monoxide or one or more organic compounds present in a gas. The catalyst comprises an inert material impregnated or coated with a mixture or alloy comprising 5-75 weight % ruthenium, optionally 0-30 weight % base metal and balance platinum in an amount not less than 5 weight %.
대표청구항
▼
A process for the reduction of an oxide of nitrogen present in a gas including passing at an elevated temperature the gas together with a gaseous fuel through a supported catalyst comprising an inert material impregnated or coated with a mixture or alloy comprising, apart from impurities, 5 to 75 wt
A process for the reduction of an oxide of nitrogen present in a gas including passing at an elevated temperature the gas together with a gaseous fuel through a supported catalyst comprising an inert material impregnated or coated with a mixture or alloy comprising, apart from impurities, 5 to 75 wt% ruthenium, some up to 30 wt% base metal selected from the group consisting of Al, Mg, Cr, Mo, W, Mn, Fe, Re, Co, Ni, Ti, V, Th, U, Cu, Ag, Zn, Cd, Hg, In, Tl, Bi, Sn, Pb, Sb, the lanthanides and the actinides and balance platinum in an amount not less than 5 wt%. A process for the oxidation of carbon monoxide or one or more organic compounds present in a gas including passing, at elevated temperature, the gas together with oxygen through a supported catalyst comprising an inert material impregnated or coated with a mixture of alloy comprising, apart from impurities, 5 to 75 wt% ruthenium, some up to 30 wt% base metal selected from the group consisting of Al, Mg, Cr, Mo, W, Mn, Fe, Re, Co, Ni, Ti, V, Th, U, Cu, Ag, Zn, Cd, Hg, In, Tl, Bi, Sn, Pb, Sb, the lanthanides and the actinides and balance platinum in an amount not less than 5 wt%.
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