Method of leaching mineral values from oil sand tailings

Specialized metallurgical processes – compositions for use therei – Processes – Free metal or alloy reductant contains magnesium

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75435, 75712, 75744, C22B 300

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053872762

ABSTRACT:
A method of removal of valuable minerals of oil sand tailings including continuous operation of mixing said tailings with acid, curing the agglomeration and leaching of the cured agglomeration for removal of valuable minerals.

REFERENCES:
patent: 4017309 (1977-04-01), Johnson
patent: 4526615 (1985-07-01), Johnson
patent: 4961910 (1990-10-01), Vanderpool
patent: 4979987 (1990-12-01), Mason
patent: 5124008 (1992-06-01), Rendall
patent: 5181956 (1993-01-01), Chao
Bureau of Mines Rptr. 6229, by F. Peters, et al. U.S. Dept. of Interior, 1963.

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