B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D11/00—Solvent extraction
B01D11/04—Solvent extraction of solutions which are liquid
B01D11/0426—Counter-current multistage extraction towers in a vertical or sloping position
B01D11/043—Counter-current multistage extraction towers in a vertical or sloping position with stationary contacting elements, sieve plates or loose contacting elements
B—PERFORMING OPERATIONS; TRANSPORTING
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D11/00—Solvent extraction
B01D11/04—Solvent extraction of solutions which are liquid
B01D11/0426—Counter-current multistage extraction towers in a vertical or sloping position
B01D11/0434—Counter-current multistage extraction towers in a vertical or sloping position comprising rotating mechanisms, e.g. mixers, rotational oscillating motion, mixing pumps