Patent ID: 6491864
Filing Date: 2002-12-10
Classification: C21B,Y02P

Abstract:
A plant for charging metal carriers which contain at least a portion of fines, comprising a melter gasifier (10) which has feed ducts (17, 16, 9) for oxygen-containing gases and carbon carriers and at least partially reduced metal carriers and from which a gas discharge duct (12) for a reducing gas departs in the region of a dome (30) terminating the melter gasifier (10) toward the top, and which is provided with a tap (18) for a metal melt, adapted for pig iron and slag, wherein is provided a dome (30) terminating the melter gasifier (10) toward the top, at a radial distance from at least one gas discharge duct (12) for reducing gas, at least one feed duct (9) with a charging unit (29) for at least partially reduced metal carriers said feed duct being equipped with a downpipe (33) ending at a distance below the wall that forms the dome (30), wherein said downpipe (33) is provided with a gas supply means (38) for the generation of a gas jacket (45) forming at the lower end (40) of the downpipe (33).