Platinum gold catalyst for removing NO.sub.x and NH.sub.3 from g

Details Platinum gold catalyst for removing NO.sub.x and NH.sub.3 from g Platinum gold catalyst for removing NO.sub.x and NH.sub.3 from g

1982-09-30

1984-03-20

Heller, Gregory A.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Nitrogen or nitrogenous component

4232135, 423237, 423239, 423351, 423403, C01B 2100, C01B 2126, B01J 800, B01J 802

Patent

active

044380828

ABSTRACT:
Selective reduction of NO.sub.x with NH.sub.3 as well as decomposition of excess NH.sub.3 is provided over a wide temperature range by a platinum-gold catalyst.

REFERENCES:
patent: 2601221 (1952-06-01), Rosenblatt et al.
patent: 3599427 (1971-08-01), Jones
patent: 3904740 (1975-09-01), Kenson et al.
patent: 4048112 (1977-09-01), Matsushita et al.
patent: 4224292 (1980-09-01), Uchida et al.
patent: 4268488 (1981-05-01), Ginger

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