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专利号:ＺＬ962414646发明人:张 力专利权人:宝山钢铁(集团)公司本实用新型公开了一种残铁沟沟头,为耐火材料预制件。具有由弧形底部和两侧壁构成的导槽,导槽的一端其端面是封闭的,下方连接有一与导槽垂直相交的导管。该残铁沟沟头安装于残铁沟铁流输出端。主沟向残铁沟放残铁
Patent No .: ZL962414646 Inventor: Tension Patent Attorney: Baoshan Iron and Steel (Group) Company The utility model discloses a residual ferro-ditch head, refractory prefabricated pieces. The utility model has a guide groove formed by an arc-shaped bottom and two side walls. One end of the guide groove has an end face of the guide groove which is closed and the lower of which is connected with a catheter which is perpendicular to the guide groove. The residual iron furrow ditches installed in the residual iron rail iron output. The main trench to the residual iron ditch left iron