Patent ID: 9200845
Filing Date: 2015-12-01
Classification: F27B,F27D

Abstract:
1. A slagging door for an arc metallurgic furnace having a furnace wall, a melting pot, and a tunnel to receive molten metal, and, the slagging door comprising: a carrier connected to the arc metallurgic furnace; a guide supported by the carrier and which is outwardly inclined with respect to the furnace wall; an upper panel mounted on the carrier and which is slidingly movable upwardly and outwardly on the guide between a closed position, and an open position which permits remarks and interventions to be conducted on the molten metal, and intermediate positions; a lower panel connected to the upper panel, and movable relative to the tunnel between a closing position, a cleaning position, and a slagging position, and also movable to partially rise, partially lower, partially advance into the arc metallurgic furnace, and partially back out of the arc metallurgic furnace to both remove slag present in the melting pot, and push various material inside the arc metallurgic furnace; a first actuator connected to the carrier and the upper panel to drive the upper panel between the closed position, the open position, and the intermediate positions; and a second actuator connected to the carrier and the lower panel to drive the lower panel between the closing position, the cleaning position, and the slagging position.