METHOD FOR AUTOCLAVE-FREE MANUFACTURE OF FOAM-CONCRETE BUILDING PRODUCTS Russian patent published in 1996 - IPC

FIELD: construction; manufacture of foam-concrete building products. SUBSTANCE: method for autoclave-free manufacture of foam-concrete building products includes mixing of separately prepared mortar mix and foam. Mortar mix is prepared with use of binding material in form of fly ash which has not been subjected to preliminary grinding and/or quenching and produced by dust combustion of Baltic combustible shales in shaft-mill furnaces. After preparation, foam-concrete mix is poured into molds and subjected to hydrothermal treatment. EFFECT: higher quality of foam-concrete building products and provision of utilization of wastes of combustion of Baltic combustible shales. 5 cl