Process for beneficiating coal by means of selective...

Details Process for beneficiating coal by means of selective... Process for beneficiating coal by means of selective...

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B03B 1/04 (2006.01) B03B 9/00 (2006.01) B03D 3/06 (2006.01) C10L 5/06 (2006.01) C10L 5/14 (2006.01) C10L 9/00 (2006.01)

Patent

CA 1294912

"PROCESS FOR BENEFICIATING COAL BY MEANS OF SELECTIVE AGGLOMERATION" Abstract A process is disclosed for the beneficiation of coal by means of selective agglomeration, wherein an agglomerating blend is uses, which is constituted by: - one or more main agglomerating agent(s), selected from the light hydrocarbons having a boiling temperature not higher than 70°C, - one or more non-ionic additive(s), selected from oil- soluble ethoxylated compounds; - one or more heavy co-agglomerating agent(s) selected from oils deriving from the distillation of coal-tar, having a boiling temperature comprised within the range of from 200 to 400°C or the residual products from oil processing or blends thereof.

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