Resistive anode for corona discharge devices
Resistive anode for electrostatic precipitation
Retainer for use with a corona ground element of an...
Retorting of oil shale using co2 as heat carrier
Reverse froth flotation of calcite ore
Reverse iron ore flotation by collectors in aqueous...
Rf applicator for in situ heating
Riffle bars
Rigid charging electrode for electrostatic filter
Rigid discharge electrode
Rigid electrode ionization for packed bed scrubbers
River and dry land pivotable gold sluice
Rotary electrical precipitator
Rotary electrostatic filter
Rotary magnetic filter
Rotary magnetic separator for processing slurry mixes
Rotary magnetic separators
Rotary plate magnetic separator with edge keepers
Rotating cell electric dust precipitator
Rotating disk type magnetic separator