Cationic flotation of silica and apatite from oxidized iron ores at natural pH

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United States of America Patent

PATENT NO 10786819
APP PUB NO 20190070616A1
SERIAL NO

16071750

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Abstract

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A process to beneficiate oxidized iron ore can include the steps of: (1) adding a polysaccharide to the oxidized iron ore; (2) adding at least one amine; and (3) adding at least one salt; wherein the pH of the process is below 10 and greater than 5.

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Patent Owner(s)

Patent OwnerAddress
REGENTS OF THE UNIVERSITY OF MINNESOTA600 MCNAMARA ALUMNI CENTER 200 OAK STREET SE MINNEAPOLIS MN 55455-2020

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mlinar, Matthew Albert Grand Rapids, US 1 0
Petersen, Tom Steven Minneapolis, US 1 0

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