Microbial desulfurization of coal

Details Microbial desulfurization of coal Microbial desulfurization of coal

C - Chemistry, Metallurgy

07

G

195/59

C07G 99/00 (2009.01) C10L 9/00 (2006.01)

Patent

CA 1128441

D-12075 ABSTRACT A process for the removal of pyrite from coal wherein an aqueous slurry containing finely-divided coal particles is subjected to the action of iron and sulfur oxidizing microorganisms selected from the Tiobacillus ferrooxidans group in a concentration range of between about 3 x 1010 and 1 x 1012 cells per gram of pyrite present in the coal slurry. SPECIFICATION

326777

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