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Application

5019048/03, 1991-12-27

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Actual filing date

1991-12-27

(45)

Published

1994-10-15

(72)

Inventor

Fil' Vladimir Grigor'Evich[Ua]Kovalenko Valentina Denisovna[Ua]Kostenko Dmitrij Alekseevich[Ua]Sirenko Petr Mironovich[Ua]Likhvan Maksim Kliment'Evich[Ua]Koptenko Vera Vladimirovna[Ua]

(73)

Holder

Ukrainskij Nauchno-Issledovatel'Skij Institut Prirodnykh Gazov

LIGHT GROUTING COMPOUND Russian patent published in 1994 - IPC

Abstract RU 2021488 C1

FIELD: grouting compounds. SUBSTANCE: light grouting compound contains, parts by weight: hydrated lime 10-20; fly ash 100; water 70-80. Fly ash includes, mas. %: SiO2 50-52; Fe2O3 17-22; MgO 2-3; Al2O3 0.4- 0.8; SO3 1.5-3; K2O 0.2-0.4; CaO 2.2-2.8; the balance, Na2O. Hydrated lime is dispersed in water, and fly ash is added to obtained lime milk. EFFECT: higher strength characteristics at temperature of 40-120 C, low gas permeability at low density of 1440-1460 kg/m3. 1 tbl

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RU 2 021 488 C1

Authors

Fil' Vladimir Grigor'Evich[Ua]

Kovalenko Valentina Denisovna[Ua]

Kostenko Dmitrij Alekseevich[Ua]

Sirenko Petr Mironovich[Ua]

Likhvan Maksim Kliment'Evich[Ua]

Koptenko Vera Vladimirovna[Ua]

Dates

1994-10-15—Published

1991-12-27—Filed

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