High molecular weight carboxylic acids as collectors of...

B - Operations – Transporting – 03 – D

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B03D 1/02 (2006.01) B03D 1/004 (2006.01) B03D 1/008 (2006.01) B03D 1/016 (2006.01)

Patent

CA 1260162

TITLE OF THE INVENTION HIGH MOLECULAR WEIGHT CARBOXYLIC ACIDS AS COLLECTORS OF MINERAL VALUES FROM CARBONACEOUS ORES ABSTRACT OF THE DISCLOSURE A process for the recovery of mineral values from carbonaceous ores is disclosed wherein the collector com- prises an hydrocarbon acid or acidester having a molecular weight of at least about 500, an oil, and optionally, a sulfonated hydrocarbon compound.

489955

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