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(19)

(11)

2 460 780

(13)

(51)

IPC

C12N1/20(2006-01-01)

C12P19/04(2006-01-01)

(21) (22)

Application

2011114179/10, 2011-04-11

(24)

Start date

2011-04-11

(22)

Actual filing date

2011-04-11

(45)

Published

2012-09-10

(72)

Inventor

Khudajgulov Gajsar GaraevichAktuganov Gleb EhduardovichLoginov Oleg NikolaevichMelent'Ev Aleksandr IvanovichUsanov Nikolaj GlebovichSilishchev Nikolaj Nikolaevich

(73)

Holder

Uchrezhdenie Rossijskoj Akademii Nauk Institut Biologii Ufimskogo Nauchnogo Tsentra Ran Unts Ran)Zakrytoe Aktsionernoe Obshchestvo Nauchno-Proizvodstvennoe Predprijatie Npp

EXOPOLYSACCHARIDE PRODUCER Russian patent published in 2012 - IPC C12N1/20 C12P19/04

Abstract RU 2460780 C1

FIELD: medicine.

SUBSTANCE: strain is deposited in the Russian National Collection of Microorganisms, No. B-2680D. The strain is able to produce exopolysaccharide in the amount of 25 g/l. Kinematic viscosity of 0.1% and 0.25% aqueous exopolysaccharides makes 1.90 CS and 5.45 CS respectively.

EFFECT: invention enables producing exopolysaccharide exhibiting high rheological characteristics and good solubility in oil-field brines.

1 tbl, 2 ex

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RU 2 460 780 C1

Authors

Khudajgulov Gajsar Garaevich

Aktuganov Gleb Ehduardovich

Loginov Oleg Nikolaevich

Melent'Ev Aleksandr Ivanovich

Usanov Nikolaj Glebovich

Silishchev Nikolaj Nikolaevich

Dates

2012-09-10—Published

2011-04-11—Filed