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2 026 270

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IPC

(21) (22)

Application

5027508/05, 1992-01-09

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Actual filing date

1992-01-09

(45)

Published

1995-01-09

(72)

Inventor

Jakimovich Evgenija Timofeevna[By]Levina Tat'Jana Abramovna[By]Ryzhkovskij Nikolaj Dmitrievich[By]Podvolotskij Vladimir Borisovich[By]Jurkevich Ivan Konstantinovich[By]Kuten' Irina Ivanovna[By]Kopylov Vladimir Fedorovich[By]

(73)

Holder

CONCRETE MIXTURE Russian patent published in 1995 - IPC

Abstract RU 2026270 C1

FIELD: building materials. SUBSTANCE: concrete mixture has, wt.-%: cement 8.6-24.9; fillers 65.4-82.5; superplasticizer on the basis of sodium salt of naphthalenesulfoacid and formaldehyde condensation product 0.01-0.27; halite waste of potassium fertilizer production on the basis of NaCl 0.06-0.32; sodium nitrite 0.06-0.37; calcium sulfate semihydrate salt or sodium sulfate 0.02-0.12, and water - the rest. Concrete strength at the age 28 days is up to 126% of control value. EFFECT: enhanced quality of concrete mixture. 2 tbl

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RU 2 026 270 C1

Authors

Jakimovich Evgenija Timofeevna[By]

Levina Tat'Jana Abramovna[By]

Ryzhkovskij Nikolaj Dmitrievich[By]

Podvolotskij Vladimir Borisovich[By]

Jurkevich Ivan Konstantinovich[By]

Kuten' Irina Ivanovna[By]

Kopylov Vladimir Fedorovich[By]

Dates

1995-01-09—Published

1992-01-09—Filed