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2 102 472

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IPC

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Application

94027451/13, 1994-07-19

(22)

Actual filing date

1994-07-19

(45)

Published

1998-01-20

(72)

Inventor

Kovtun A.L.Rogozhin A.Z.Nepranov V.P.Nesterov Ju.E.Cherkasov N.A.

(73)

Holder

Nauchno-Issledovatel'Skij Institut Mikrobiologii Mo Rf

METHOD OF PLAGUE MICROBE BIOMASS PREPARING Russian patent published in 1998 - IPC

Abstract RU 2102472 C1

FIELD: biotechnology. SUBSTANCE: method involves submerged culturing the microbe cells sowing material on liquid nutrient medium at shaking and aeration and separation of biomass by sedimentation. Nutrient medium used: a mixture consisting of cultural fluid after biomass sedimentation depleted from the previous culturing stage, and/or cultural fluid after plague vaccine rejection by technological parameters with part of fresh nutrient medium taken at amount 15-20%, not less, of the parent medium volume. EFFECT: improved method of biomass preparing. 4 tbl

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RU 2 102 472 C1

Authors

Kovtun A.L.

Rogozhin A.Z.

Nepranov V.P.

Nesterov Ju.E.

Cherkasov N.A.

Dates

1998-01-20—Published

1994-07-19—Filed

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