Process for reducing gaseous sulfur dioxide content of flue gase

Details Process for reducing gaseous sulfur dioxide content of flue gase Process for reducing gaseous sulfur dioxide content of flue gase

1984-08-27

1988-05-24

Heller, Gregory A.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Sulfur or sulfur containing component

110343, 110345, B01J 800, C01B 1700, F23J 1100, F23B 700

Patent

active

047464984

ABSTRACT:
The present invention contemplates a process for reducing the gaseous sulfur dioxide content of flue gases by either or both preheating coal prior to burning the preheated coal and controlling the combustion temperature level to control the amount of sulfur being converted to sulfates and remaining in the ash residue.

REFERENCES:
patent: 4059060 (1977-01-01), Gambs et al.
patent: 4302218 (1981-11-01), Friedman

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