Process for removing sulfur from coal

Details Process for removing sulfur from coal Process for removing sulfur from coal

C - Chemistry, Metallurgy

10

L

196/11

C10L 9/02 (2006.01)

Patent

CA 1094482

PROCESS FOR REMOVING SULFUR FROM COAL ABSTRACT OF THE DISCLOSURE A process for reducing the sulfur content of coal comprising the steps of: 1) contacting coal particles with an aqueous solution of iron complexing agent, and an oxidant to preferentially oxidize at least a portion of the sulfur in the coal; 2) thermally treating the oxidized sulfur-containing coal at elevated temperature to reduce the sulfur content of the coal; and 3) recovering coal particles of reduced sulfur content.

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