Flue gas desulfurization process

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Sulfur or sulfur containing component

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423169, C01B 1700

Patent

active

044903413

ABSTRACT:
A wet scrubbing process for desulfurization of waste gas which employs calcium carbonate reactant in the presence of a magnesium compound wherein the magnesium compound is obtained from partially calcined, magnesium-containing limestone.

REFERENCES:
patent: 2155139 (1939-04-01), MacIntire
patent: 3883639 (1975-05-01), Cronkright et al.
patent: 3919393 (1975-11-01), Selmeczi
patent: 4246245 (1981-01-01), Abrams et al.
Steen, Li, Rogan, "Half-Calcination of Dolomite at High Pressures", Environmental Science & Technology, vol. 14, No. 5, May 1983, pp. 588-589.

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