Process to upgrade andalousite
Processing nickel bearing sulphides
Processing nickel bearing sulphides
Processing of ores
Production of high purity fluorspar and barite concentrates...
Promoter for phosphate flotation
Promotors for froth flotation of coal
Purification of calcite group minerals through flottation of...
Pyrite depressants useful in the separation of pyrite from coal
Pyrite depression in coal flotation by the addition of...
Pyrochlore flotation