Reactif deprimant pour la flottation des minerais et procede...

Reagent and process for beneficiating ores

Reagent consumption in mineral separation circuits

Reagent for centration of ores by flotation

Reagent for the purification of waste waters from the paper...

Reagent for zinc ore and method of utilizing same

Recovering copper by flotation using n-mercaptoalkyl amide...

Recovery of elemental sulphur from products containing...

Recovery of gold using diisobutyl and disec. butyl...

Recovery of petalite from ores containing feldspar minerals

Recovery of platinum-group metals and other metal valuables

Rectangular flotation plant

Reduction of ph modifying agent in the flotation of copper...

Regrinding in a two-stage agglomeration beneficiation process

Removal of apatite gangue

Removing iron impurities from glass-making sand

Repeating flotation machine

Resin separator

Reverse froth flotation of calcite ore

Reverse iron ore flotation by collectors in aqueous...