Process for the treatment of vegetable raw materials

Details Process for the treatment of vegetable raw materials Process for the treatment of vegetable raw materials

1986-08-07

1988-12-27

Yeung, George

Food or edible material: processes, compositions, and products

Processes

Preparation of product which is dry in final form

426417, 426465, 426489, 426511, A23L 118, A23L 1211, A23P 112

Patent

active

047940115

ABSTRACT:
A process for the treatment of vegetable raw material such as soy beans is disclosed wherein the vegetable raw material is subjected to one of the following: (1) an extraction step, (2) a compressing step, and (3) an extraction step and a compressing step. In addition to one of the three aforementioned procedures, the vegetable raw material is also subjected to a thermal conditioning step in which the material is heated to a temperature above 100 degrees Celsius and a pressure above atmospheric pressure in an oxygen-free atmosphere. According to the process of the present invention, the thermal conditioning step is carried out at a pressure of 2.0 to 25 bar for a time period of between 0.1 and 5 seconds and, after the time period, the process calls for suddenly releasing the pressure, moving the heated material into an oxygen-free zone, and cooling the heated material to a temperature below 100 degrees Celsius in the oxygen-free zone.

REFERENCES:
patent: 3764708 (1973-10-01), Aonuma et al.

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