SYSTEM FOR CHARGE OF SHAFT FURNACE Russian patent published in 1994 - IPC

FIELD: metallurgy. SUBSTANCE: charge system has charge lock, camera with driven gate-cover, feeding device for charge supply, made in the form of a few feed bunkers with rotating bottom between inlet and outlet openings. Each bunker can be made sectional having bivalved bottom and drive for rotation of each flap by turn. The system can be provided with two pipelines cut-in into lock, one of which is connected to the charging system and other one - to the aspiration system. EFFECT: increased productivity. 5 cl, 3 dwg