METHOD OF PRODUCING ADDITION FOR CONCRETE MIXTURE Russian patent published in 1999 - IPC

Abstract RU 2133239 C1

FIELD: building industry. SUBSTANCE: method of producing an addition for concrete mixture involves culturing microorganism of species Leuconostos mesenteriodes on nutrient medium. Culturing is carried out on synthetic nutrient medium in the presence of acid for 24-48 h at 23-25 C in shaking regime. Invention can be used in technology of producing the addition for cement concretes. EFFECT: increased motility of concrete mixture, concrete strength, decreased culturing time. 2 tbl

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RU 2 133 239 C1

Authors

Solomatov V.I.

Cherkasov V.D.

Revin V.V.

Buzulukov V.I.

Dudynov S.V.

Dates

1999-07-20—Published

1997-09-02—Filed