Flotation aids and process for non-sulfidic minerals

B - Operations – Transporting – 03 – D

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

Patent

CA 1207092

ABSTRACT OF THE DISCLOSURE Flotation aids and a process for the flotation of non- sulfidic minerals. The flotation aids have the formula Image I wherein R represents an aliphatic, cyclic, or alicyclic C7-C23 radical, optionally substituted with one or more hydroxyl, sulfhydryl, carbonyl, ether, or thioether groups; Xn+ is hydrogen or a water-solubilizing, salt-forming cation; and n is the valence of X. The invention also rela- tes to ore suspensions and mineral concentrates in asso- ciation with the above flotation aids.

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