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2 258 734

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IPC

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Application

2004124025/13, 2004-08-10

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Start date

2004-08-10

(22)

Actual filing date

2004-08-10

(45)

Published

2005-08-20

(72)

Inventor

Shevchenko V.M.Khudolej V.I.Isaeva V.V.Populjakh L.I.Strel'Nikova L.G.Svechnikova G.I.Fedotov A.Ju.

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo

VEGETABLE OIL REFINING PROCESS Russian patent published in 2005 - IPC

Abstract RU 2258734 C1

FIELD: fat-and-oil industry.

SUBSTANCE: process comprises hydration of oil, treatment with orthophosphoric acid, neutralization of oil with alkali, separation of soap stock, and filtration. In hydration step, vegetable oil is heated to 60°C. Orthophosphoric acid is used in amount 0.8 kg per 1 t oil. Before separation of soap stock, to neutralized soap stock-containing oil, 4% polycationite FL solution is added at stirring for 15-20 min in amount 50 g per 1 t oil at 45°C and atmospheric pressure.

EFFECT: improved physicochemical characteristics of oil due to enhanced separation of soap stock, reduced amount oil waste in soap stock, and eliminated washing of oil with water.

1 tbl, 2 ex

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RU 2 258 734 C1

Authors

Shevchenko V.M.

Khudolej V.I.

Isaeva V.V.

Populjakh L.I.

Strel'Nikova L.G.

Svechnikova G.I.

Fedotov A.Ju.

Dates

2005-08-20—Published

2004-08-10—Filed