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2 039 718

(13)

C1

(51)

IPC

(21) (22)

Application

5025628/05, 1991-12-24

(22)

Actual filing date

1991-12-24

(45)

Published

1995-07-20

(72)

Inventor

Jakimovich Evgenija TimofeevnaLevina Tat'Jana AbramovnaRyzhkovskij Nikolaj DmitrievichKuten' Irina IvanovnaRushkevich Alla AleksandrovnaPodluzskaja Galina Ivanovna

(73)

Holder

Jakimovich Evgenija TimofeevnaLevina Tat'Jana AbramovnaRyzhkovskij Nikolaj DmitrievichKuten' Irina IvanovnaRushkevich Alla AleksandrovnaPodluzskaja Galina Ivanovna

COMBINED ADDITIVE TO CONCRETE MIX Russian patent published in 1995 - IPC

Abstract RU 2039718 C1

FIELD: construction. SUBSTANCE: combined additive to concrete mix contains, mas-part. commercial lignosulfonates 100; halite waste of production of potassium fertilizer based on NaCl 186-233; fly ash 200-500; swollen perlite sand 20-50. Mobility of concrete is up to 17 cm, strength is up 34.8 MPa; and frost resistance is up to 200 cycles. EFFECT: higher efficiency. 4 tbl

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RU 2 039 718 C1

Authors

Jakimovich Evgenija Timofeevna

Levina Tat'Jana Abramovna

Ryzhkovskij Nikolaj Dmitrievich

Kuten' Irina Ivanovna

Rushkevich Alla Aleksandrovna

Podluzskaja Galina Ivanovna

Dates

1995-07-20—Published

1991-12-24—Filed

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