DEPRESSANT COMPOSITIONS AND METHODS FOR DEPRESSING THE GANGUE SULFIDE MINERALS DURING THE FLOTATION OF SULFIDE ORES

• Main Authors: NAGARAJ, Devarayasamudram Ramachandran, BRASSE, Mikael, ARINAITWE, Esau
• Format: Patent
• Language: English; Russian
• Published: 22.11.2021

Compositions including blends of one or more acrylamide/allyl thiourea polymers as a first depressant, and one or more carboxyalkyl dithiocarbamate compounds as a second depressant, and their use as depressants in the beneficiation of sulfide minerals from ores and/or concentrates are disclosed here...