Riffle bars
River and dry land pivotable gold sluice
Rotating drum liquid flotation separator with axially...
Rotating receptacle stratifier with liquid flow for placer...
Rotor for sedimentation field flow fractionation
Rotor for sedimentation field flow fractionation
Rotor with separate clearing and propelling blades in a...
Rustol process & apparatus (chiovitti-screen-separator) for...