C - Chemistry – Metallurgy – 10 – L
Patent
C - Chemistry, Metallurgy
10
L
196/11
C10L 9/02 (2006.01)
Patent
CA 1105865
PROCESS FOR REMOVING SULFUR FROM COAL EMPLOYING AQUEOUS SOLUTIONS OF SULFITES AND BISULFITES 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 compositions selected from the group comprising alkali metal and alkaline earth metal sulfites and bisulfites to reduce the sulfur content of the coal; and 2) recovering coal particles of reduced sulfur content.
316005
Burk Emmett H. Jr.
Sun Jui-Yuan
Yoo Jin S.
Atlantic Richfield Company
Osler Hoskin & Harcourt Llp
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