Iron oxide sorbents for sulfur oxides

Details Iron oxide sorbents for sulfur oxides Iron oxide sorbents for sulfur oxides

1973-10-05

1977-03-01

Vertiz, Oscar R.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Sulfur or sulfur containing component

423634, C01B 1760, C01G 4906

Patent

active

040102394

ABSTRACT:
A highly sorbent iron oxide is prepared by reducing hematite to magnetite followed by a low temperature oxidation prior to contact with sulfur dioxide. The oxidized solids obtained in this manner are a more effective form of iron oxide sorbent for the oxides of sulfur.

REFERENCES:
patent: 1412452 (1922-04-01), Coolbaugh
patent: 2202414 (1938-12-01), Barnes
patent: 3075919 (1963-01-01), Gruber
Abraham et al. "Magnetic Sequioxide of Iron", Nature, Jun. 13, 1925 p. 930, No. 2902, vol. 115.

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