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2 088 658

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C1

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IPC

(21) (22)

Application

95116715/13, 1995-09-27

(22)

Actual filing date

1995-09-27

(45)

Published

1997-08-27

(72)

Inventor

Krasikova N.V.Nikiforova T.A.Galkin A.V.Fin'Ko V.M.

(73)

Holder

Vserossijskij Nauchno-Issledovatel'Skij Institut Pishchevykh Aromatizatorov, Kislot I Krasitelej

FUNGUS STRAIN ASPERGILLUS NIGER - A PRODUCER OF CITRIC ACID Russian patent published in 1997 - IPC

Abstract RU 2088658 C1

FIELD: biotechnology, microbiological industry. SUBSTANCE: invention proposes the new strain of fungus used for citric acid production under conditions of submerged culturing. Breeding strain Aspergillus niger VKPM F-719 shows high activity with respect to citric acid synthesis at submerged culturing on media containing the condensed sorghum juice. Output of citric acid is 18.0-18.7 g/dm3 x 24 h. Conversion of sugars from the nutrient medium is 79.2-80.1%. EFFECT: increased yield of citric acid. 1 tbl

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RU 2 088 658 C1

Authors

Krasikova N.V.

Nikiforova T.A.

Galkin A.V.

Fin'Ko V.M.

Dates

1997-08-27—Published

1995-09-27—Filed

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