METHOD FOR VEGETABLE OILS PURIFICATION USING SUNFLOWER HUSK Russian patent published in 2012 - IPC C11B3/00 B01J20/22 

FIELD: food industry.

SUBSTANCE: filtering substance is represented by finely dispersed sunflower husk with particle size equal to 0.01-0.8 mm taken in an amount of 7.0-8.5 kg/t. Vegetable oil is mixed with sunflower husk at the winterisation stage, purification performed in the course of oil gradual cooling from 40°C to 8°C. Supplied for basic filtration is sunflower husk with particle size equal to 0.01-0.8 mm, the ratio of husk delivered into the crystalliser and into the exposer equal to 70%:30% of the total husk quantity. For preliminary inwash of the filtering stratum into oil husk with particle size equal to 0.3-0.8 mm is additionally introduced into oil in an amount of 1.0-1.5 kg/t.

EFFECT: oil quality improvement and filtration throughput capacity increase.

1 dwg, 1 tbl, 2 ex