B
PERFORMING OPERATIONS; TRANSPORTING
B
PERFORMING OPERATIONS; TRANSPORTING
B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D
SEPARATION
B01D
SEPARATION
B01D71/00
Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
B01D71/00
Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor