28565 ⎘
Solvent extraction of solids; Solid material in other moving receptacles in rotating drums with the general transport direction of the solids parallel to the rotation axis of the conveyor, e.g. spirals
System and method for extracting liquid and solid hydrocarbons and their derivatives
#2Ultrasonic counter-current screw extractor for uranium recovery
#3Ultrasonic counter-current screw extractor for uranium recovery and process therefore