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公开(公告)号:US5437708A
公开(公告)日:1995-08-01
申请号:US237786
申请日:1994-05-04
CPC分类号: C21B13/02 , F27B1/005 , F27B1/16 , F27B1/26 , C21B2100/02 , C21B2100/04 , F27B1/22 , Y02P10/122 , Y02P10/126 , Y02P10/128 , Y02P10/136
摘要: A method and apparatus for the production of iron carbide in a shaft furnace, by reacting a carbon containing reducing gas as the process gas with particulate metal oxide material for an extended residence time at low temperature.
摘要翻译: 一种用于在竖炉中生产碳化铁的方法和装置,通过使含碳还原气体作为工艺气体与颗粒状金属氧化物材料反应,以在较低温度下延长停留时间。
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公开(公告)号:US5618032A
公开(公告)日:1997-04-08
申请号:US435883
申请日:1995-05-05
CPC分类号: F27B1/26 , C21B13/02 , F27B1/005 , F27B1/22 , C21B2100/02 , C21B2100/04 , Y02P10/122 , Y02P10/126 , Y02P10/128 , Y02P10/136
摘要: Apparatus for the production of iron carbide in a shaft furnace, by reacting a carbon containing reducing gas as the process gas with particulate metal oxide material for an extended residence time at low temperature, including residence time and operating temperature controls. The resulting iron carbide product is also disclosed.
摘要翻译: 用于在竖炉中生产碳化铁的装置,通过使含碳还原气体作为工艺气体与颗粒状金属氧化物材料反应以在低温下延长停留时间,包括停留时间和操作温度控制。 还公开了所得到的碳化铁产品。
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公开(公告)号:US4172328A
公开(公告)日:1979-10-30
申请号:US883969
申请日:1978-03-06
CPC分类号: F26B17/1425
摘要: Apparatus for contacting a packed bed of particulate material with a treating gas includes a downwardly converging bin, hot gas distributors and a cooling gas distributor. The method whereby the apparatus is used as a reactor dryer to treat particulate sponge iron is also disclosed.
摘要翻译: 用于使颗粒材料的填充床与处理气体接触的装置包括向下收敛箱,热气体分配器和冷却气体分配器。 还公开了该装置用作反应器干燥器来处理颗粒海绵铁的方法。
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