... Automaticfiltration Low investment & high output Continuous oil solvent extractor machinery with ISO90011. Introduction of oil solvent extraction ... materials.(3) Main parts: The extraction series includes rotary extractor, toaster, 1st evaporator, 2nd evaporator, stripping tower, ... : continuously spray solvent to the rotary-type extractor (2).Roary extractor: Spray and soak the pre-pressed cake ...