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(19)

(11)

2 619 623

(13)

(51)

IPC

C04B28/04(2006-01-01)

C04B14/28(2006-01-01)

C04B24/24(2006-01-01)

E01C7/36(2006-01-01)

C04B111/20(2006-01-01)

(21) (22)

Application

2016109726, 2016-03-17

(24)

Start date

2016-03-17

(22)

Actual filing date

2016-03-17

(45)

Published

2017-05-17

(72)

Inventor

Svatovskaya Larisa BorisovnaSoloveva Valentina YakovlevnaStepanova Irina VitalevnaMakarov Vladimir ViktorovichSurkov Vladimir NikolaevichIvanova Vera EfimovnaSmirnova Tatyana Vladimirovna

(73)

Holder

Federalnoe Gosudarstvennoe Byudzhetnoe Obrazovatelnoe Uchrezhdenie Vysshego Professionalnogo Obrazovaniya Gosudarstvennyj Universitet Putej Soobshcheniya Imperatora Aleksandra I"

BLEND COMPOSITION Russian patent published in 2017 - IPC C04B28/04 C04B14/28 C04B24/24 E01C7/36 C04B111/20

Abstract RU 2619623 C1

FIELD: construction.

SUBSTANCE: blend composition is obtained from the mixture consisting of sandy soil, Portland cement, fine limestone with the specific surface of 260 m²/kg, an additive represented by the aqueous solution of polycarboxylate copolymers of methacrylic acid with the density of 1.02 g/cm³ and the hydrogen index of 5.0-6.0, at the following component ratio, wt %: sandy soil 79.74-80.45; Portland cement 8.24-8.53; said limestone 0.90-0.95; said additive 0.08-0.09; water 10.33-10.69.

EFFECT: increasing the compressive strength of reinforced soil.

1 tbl

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RU 2 619 623 C1

Authors

Svatovskaya Larisa Borisovna

Soloveva Valentina Yakovlevna

Stepanova Irina Vitalevna

Makarov Vladimir Viktorovich

Surkov Vladimir Nikolaevich

Ivanova Vera Efimovna

Smirnova Tatyana Vladimirovna

Dates

2017-05-17—Published

2016-03-17—Filed