Compositions and methods for selective separation of minerals from sulfide ores

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United States of America Patent

PATENT NO 10369577
APP PUB NO 20180099293A1
SERIAL NO

15726810

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Abstract

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Compositions including blends of one or more acrylamide/allyl thiourea polymer as a first depressant, and one or more carboxyalkyl dithiocarbamate compound as a second depressant, and their use as depressants in the beneficiation of sulfide minerals from ores and/or concentrates are disclosed herein, along with methods for selectively separating value sulfide minerals from non-value sulfide minerals in a froth flotation process for the recovery of such value minerals.

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Patent Owner(s)

Patent OwnerAddress
CYTEC INDUSTRIES INC5 GARRET MOUNTAIN PLAZA LEGAL/PATENT DEPT WOODLAND PARK NJ 07424

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arinaitwe, Esau Norwalk, US 2 1
Brasse, Mikael White Plains, US 2 1
Nagaraj, Devarayasamudram Ramachandran Ridgefield, US 9 31

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