FURNACE-CALORIFIER Russian patent published in 1998 - IPC

FIELD: heat-power engineering; heating of suburban houses, greenhouses, garages, etc. SUBSTANCE: furnace is of delayed combustion type. Furnace has detachable sectional body guarding the combustion chamber on all sides. Slotted air passages have varying section and are combined into distribution collector. To adjust intensity of heat transfer and to orient hot air flow in required direction, use is made of gate and heat diffusing shield. EFFECT: enhanced heat transfer; safe and efficient operation; facilitated manufacture. 5 dwg