公开(公告)号：EP2225401B1

公开(公告)日：2014-03-26

申请号：EP08867608.5

申请日：2008-12-18

申请人： Nu-Iron Technology, LLC

发明人： GOVINDASWAMI, Narayan

IPC分类号： C21B11/08 ,  F27B9/20 ,  F27B15/02 ,  C21B13/10 ,  F27B9/22 ,  F27B9/30 ,  F27B9/38 ,  F27B9/39 ,  F27D3/00 ,  F27D3/04 ,  F27B9/26

CPC分类号： C21B13/10 ,  C21B11/08 ,  C21B13/0046 ,  F27B9/22 ,  F27B9/225 ,  F27B9/26 ,  F27B9/3011 ,  F27B9/38 ,  F27B9/39 ,  F27D3/0033 ,  F27D3/04

公开(公告)号：EP2225401A2

公开(公告)日：2010-09-08

申请号：EP08867608.5

申请日：2008-12-18

申请人： Nu-Iron Technology, LLC

发明人： GOVINDASWAMI, Narayan

IPC分类号： C21B11/08 ,  F27B9/20 ,  F27B15/02

CPC分类号： C21B13/10 ,  C21B11/08 ,  C21B13/0046 ,  F27B9/22 ,  F27B9/225 ,  F27B9/26 ,  F27B9/3011 ,  F27B9/38 ,  F27B9/39 ,  F27D3/0033 ,  F27D3/04

摘要： A battery of stationary hearth furnaces, and method for using, for producing metallic iron nodules having a furnace having a stationary hearth, an inlet and an outlet; a heating chamber beneath the stationary hearth having heated fluids circulated thereto and heating reducible material on the stationary hearth; passageways circulating fluids, through ports from the furnace housing above the reducible material to the heating chamber beneath; burners and air inlets in the furnace and optionally in at least one passageway and a heating chamber for drying and heating the reducible material, driving off and burning volatile material, and forming metallic iron nodules; a loading device for loading reducible material and optionally hearth material onto the stationary hearth through the inlet; and a discharging device capable of discharging metallic iron nodules and optionally related material from the stationary hearth through the outlet.