Novel catalyst for conversion of sulfurous anhydride to sulfuric

Details Novel catalyst for conversion of sulfurous anhydride to sulfuric Novel catalyst for conversion of sulfurous anhydride to sulfuric

1977-01-27

1978-11-28

Dees, Carl

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252474, 423533, 423539, B01J 2910, B01J 2358, C01B 1768

Patent

active

041275098

ABSTRACT:
A novel catalyst for converting sulfurous anhydride to sulfuric anhydride and vice versa, which catalyst comprises iron, copper, and at least one alkali metal selected from among sodium and potassium, the catalyst simultaneously having good activity at 600.degree. C and withstanding temperatures up to 850.degree. C without degradation.

REFERENCES:
patent: 2773890 (1956-12-01), Rottig et al.
patent: 2805243 (1957-09-01), Noeske et al.
patent: 2926144 (1960-02-01), Plescia et al.
patent: 3793230 (1974-02-01), Dorn et al.

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