79179728
Nov 4, 2015
Jul 12, 2016
Chemical products used in metal extraction industries for extracting metal from unwanted mineral particles or unwanted impurity by ore beneficiation, by leaching, by froth flotation, by aqueous solution extraction, or by solvent extraction; Chemical products used in copper or cobalt extraction industries for extracting copper or cobalt from unwanted mineral particles or unwanted impurity by ore beneficiation, by leaching, by froth flotation, by aqueous solution extraction, or by solvent extraction; Chemical products used in the mining and mineral industry for extracting metal from unwanted mineral particles or unwanted impurity by ore beneficiation, by leaching, by froth flotation, by aqueous solution extraction, or by solvent extraction
Chemicals