abstract |
METHOD OF FLOTATION OF FLUORIC CONTAINING ORES, including pre-conditioning the pulp with a waste rock depressor in an alkaline medium and introducing a fatty acid collector, characterized in that, in order to increase fluorite extraction by increasing the selectivity of the process, a thinner C is introduced into the conditioning as a waste rock depressant -4, obtained on the basis of spent sulfonic acid technical naphthalene production. cl |