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2 021 352

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Application

4927837/13, 1991-04-15

(22)

Actual filing date

1991-04-15

(45)

Published

1994-10-15

(72)

Inventor

Klimova Z.K.Krymskij M.V.Korolev N.A.Lagojda A.V.Sovach V.G.Cherepanov V.G.Izmajlova L.A.

(73)

Holder

Gosudarstvennyj Nauchno-Issledovatel'Skij Institut Biosinteza Belkovykh VeshchestvVolzhskij Gidrolizno-Drozhzhevoj Zavod

METHOD OF PREPARING OF ADDITIVE FOR CONCRETE MIXTURE Russian patent published in 1994 - IPC

Abstract RU 2021352 C1

FIELD: building materials. SUBSTANCE: spent cultural fluid in food yeast production is subjected for biooxidation at two stages. At every stage fixed temperature regime and pH level are maintained. Then postyeast residue is condensed and fractionated. Product is used as additive for concrete mixture. EFFECT: improved method of additive preparing. 1 tbl

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RU 2 021 352 C1

Authors

Klimova Z.K.

Krymskij M.V.

Korolev N.A.

Lagojda A.V.

Sovach V.G.

Cherepanov V.G.

Izmajlova L.A.

Dates

1994-10-15—Published

1991-04-15—Filed

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