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2 088 665

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C1

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IPC

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Application

95113067/13, 1995-07-24

(22)

Actual filing date

1995-07-24

(45)

Published

1997-08-27

(72)

Inventor

Ermakova V.P.Golubtsova V.M.Sakson E.E.Ajukov V.V.Sergeeva L.A.Veselova A.A.

(73)

Holder

Tovarishchestvo S Ogranichennoj Otvetstvennost'Ju Sankt-Peterburgskogo Zavoda Limonnoj Kisloty

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

Abstract RU 2088665 C1

FIELD: biotechnology, microbiological industry. SUBSTANCE: invention relates to the new strain of Aspergillus niger VKPM F-713 that is able to ferment sugar-containing raw under condition both surface and submerged culturing. Strain produces citric acid from both molasses, food sugar, crude sugar, glucose and their mixtures. Output of new strain exceeds that of the parent strain by 9-41% depending on raw used fermentation procedure. EFFECT: increased yield of citric acid. 2 tbl

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RU 2 088 665 C1

Authors

Ermakova V.P.

Golubtsova V.M.

Sakson E.E.

Ajukov V.V.

Sergeeva L.A.

Veselova A.A.

Dates

1997-08-27—Published

1995-07-24—Filed

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