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2 046 788

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(51)

IPC

(21) (22)

Application

93028188/04, 1993-05-21

(22)

Actual filing date

1993-05-21

(45)

Published

1995-10-27

(72)

Inventor

Safin D.Kh.Chebareva A.I.Shepelin V.A.

(73)

Holder

Nizhnekamskoe Proizvodstvennoe Ob"Edinenie

ETHYL ALCOHOL PURIFICATION METHOD Russian patent published in 1995 - IPC

Abstract RU 2046788 C1

FIELD: chemical industry; production of aliphatic alcohols. SUBSTANCE: product is ethanol with the content of carbonile impurities 1.0-4.5 mg/l. The method involves purification of ethanol by treatment with some alkali metal hydroxide and sodium boron hydride (0.01-0.1 and 0.005-0.3% respectively. EFFECT: higher product quality. 1 dwg, 1 tbl

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RU 2 046 788 C1

Authors

Safin D.Kh.

Chebareva A.I.

Shepelin V.A.

Dates

1995-10-27—Published

1993-05-21—Filed

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