LIGHT CONCRETE OF NON-AUTOCLAVE HARDENING Russian patent published in 1997 - IPC

Abstract RU 2077520 C1

FIELD: building materials production. SUBSTANCE: proposed light concrete is manufactured of raw mixture which comprises 50-55 mass % of coal ash, 4-5 mass % of cement, 7-9 mass % of lime, 1.5-2 mass % of gypsum, ash having high calcium content and aluminium powder. EFFECT: improved quality of desired product. 2 tbl

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RU 2 077 520 C1

Authors

Kostin Vjacheslav Vladimirovich

Dates

1997-04-20—Published

1993-03-04—Filed