Semi-continuous deodoriser

Details Semi-continuous deodoriser Semi-continuous deodoriser

1994-10-31

1995-08-01

Simone, Timothy F.

Gas separation: apparatus

Degasifying means for liquid

Pressure reducing means

96199, 96203, 99470, 99472, 210180, 261148, 261152, 554175, 554205, B01D 1900, C11B 1100

Patent

active

054377145

ABSTRACT:
A combined vertical column and shallow tray semicontinuous deodoriser for edible oils and fats and comprising a column (10) of discrete vessels and a deodorising vessel (13) disposed within or valve-connective thereto. In the operation of the device, heated oil from a vessel (12) is supplied to deodorising vessel (13) wherein it is circulated by steam injection at (33) through a lift tube (29), between a plurality of vertically separated self draining shallow trays (26, 27, 28). The entire oil content of deodorising vessel (13) is circulated therethrough approximately once a minute for a period in the region of eighteen minutes to strip free fatty acids and other volatile components from the oil by falling curtain and steam sparge techniques, and then the oil batch is discharged to a heat recovery vessel (14) and a cooling vessel (15) before product discharge.

REFERENCES:
patent: 3693322 (1972-09-01), Lineberry et al.
patent: 3933953 (1976-01-01), Leva
patent: 3999966 (1976-12-01), Naylor
patent: 4072482 (1978-02-01), Aoki et al.
patent: 4089880 (1978-05-01), Sullivan
patent: 5241092 (1993-08-01), Cheng et al.
patent: 5315020 (1994-05-01), Cheng et al.
patent: 5374751 (1994-12-01), Cheng et al.

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