FIELD: process engineering.
SUBSTANCE: invention relates to construction, particularly, to decoration of lime concrete slab. Proposed method comprises adding of quartz-containing powder into surface layer of mouldered uncured slab and autoclave treatment. Said quartz-containing powder rock crystal wastes minced to particles sized to 0.2-2.0 mm, or those of ruby quartz, or nitrile, or amethyst, or raush-topaz. Slab surface layer is fused prior to or after autoclave treatment.
EFFECT: simplified decoration procedure.
2 cl, 3 ex
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| GLAZING | 2007 |
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RU2451648C1 |
