Fig. 1
The SAS equipment.1, CO2 cylinder; 2, refrigeration unit; 3, high-pressure plunger pump; 4, preheater; 5, buffer tank; 6, container; 7, solvent peristaltic pump; 8, external adjustable annular gap nozzle; 9, crystallizer; 10, back pressure valve; 11, separator; 12, flow meter.
