Collecting electrodes for electro-precipitators
Collector cells for electrostatic precipitators
Collector composition for froth flotation
Collector compositions for concentrating minerals by froth...
Collector compositions for the froth flotation of mineral...
Collector electrodes for electrostatic precipitators
Collector for flotation of clay minerals from potash ores
Collector for processing nonferrous metal sulfides
Collector for sulfide ores
Collector for sulfidic ores
Collector plate for electrostatic precipitator
Collector-ionizer electrode
Collectors for froth flotation of minerals
Collectors for mineral ore floatation comprising oxidised...
Collectors for the froth flotation of mineral values
Collectors for the selective froth flotation of mineral...
Column flotation method and apparatus
Column froth flotation
Combination electrostatic precipitator and heat conserving...
Combination of filter and electrostatic separator