HEATING AND COOKING STOVE Russian patent published in 1997 - IPC

FIELD: heat engineering; heating and cooking. SUBSTANCE: stove includes body with gas circulating chamber, discharge branch pipe and cooking range. Fire-box is provided with combined protection made from sheet and refractory filler. Fire grate is made from V-shaped members with filler made from crushed grog or slag. Ash chamber is provided with protective walls inside it and ash box; on the outside it is provided with springing air damper. Protective casing is provided with air ports at the top and at the bottom. Guard of fire-box provides for enhanced heating and combustion in burning the fuel on fire grate. Hollow members of fire grate are used for heating and heat removal. Gases of burnt fuel flow through circulating gas duct increasing heating and decreasing the temperature of exhaust gas intensively heating the range. Infrared heating and radiation of body are convectively removed by cold air from below through ports which escapes outside through ports in protective casing. Body may be finned. EFFECT: intensified heating. 2 cl, 3 dwg