Design of extraction equipment may vary depending on nature of raw material used and intended product characteristics. Equipment design and working principle also largely dependent on scale of production or processing (large scale / small scale) and economic feasibility. Some popular extraction equipment used in food industries are described below.
Bollman extractor: Bollman extractor consists of perforated bucket elevator in series into which the fresh solid are fed at one end while fresh solvent is added at another end. Solids are fed into each bucket which will be moving downward until half the way and later on, bucket will be moving upward. Read more