发明授权
US09499872B2 Iron reduction process and equipment 有权
铁还原工艺和设备

Iron reduction process and equipment
摘要:
Iron production furnace equipment includes a melting reactor into which iron oxide-containing raw material and slag formers are added. A melter arrangement melts the iron oxide-containing raw material and transforms the melted raw material into liquid slag. A smelting reduction reactor is connected to the melting reactor by a slag transfer arrangement. The smelting reduction reactor includes a heater arrangement for heating the slag, a port for supplying a reductant for reducing the iron oxide in the slag into a liquid iron melt and produces a combustible gas mixture including at least one of CO and H2. A gas connection is provided between the smelting reduction reactor and the melter arrangement. The melter arrangement in turn comprises a combuster combusting the gas mixture for purpose of melting the raw material.
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