Oxidizing or reducing promoter and a silicate for reducing...

Details Oxidizing or reducing promoter and a silicate for reducing... Oxidizing or reducing promoter and a silicate for reducing...

C - Chemistry, Metallurgy

10

L

196/11

C10L 9/02 (2006.01) C10L 9/10 (2006.01)

Patent

CA 1106787

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 i) a silicate selected from the group consisting of alkali metal silicates, alkaline earth metal silicates and mixtures thereof, and ii) a promoter material capable of oxidizing or reducing equilibrium sulfur reaction products formed by the contacting to non-equilibrium reaction products in an aqueous medium to reduce the sulfur content of coal; and 2) recovering coal particles of reduced sulfur content.

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