MULTIPLE-CHANNEL FURNACE Russian patent published in 1995 - IPC

FIELD: sintering of ceramic products, in particular, construction ceramic products, bricks and ceramic stones. SUBSTANCE: furnace has lined shell, parallel channels with heating, sintering and cooling zones, conveyors, heating devices and handling devices positioned at both ends of furnace. Products subjected to treatment are movable in adjacent channels in opposite directions. Channels are separated one from the other by interrupted walls and are disposed in several rows through the whole height and (or) width of furnace. Interrupted walls are mounted so that they are in contact with products movable along channel. Furnace channels have common sintering zone. Products movable in cooling zone of one channels are surrounded by products in heating zones of other channels so that direct heat exchange in effectuated between them. EFFECT: increased compactness, low material usage and reduced power consumption. 5 cl, 4 dwg