| 摘要 |
<p>A production method of iron carbide capable of efficiently producing an iron carbide in response to a grain size of an iron-containing material or to the progress of the reaction, comprising the steps of fluidizing a coarse ore in sections (8a to 8e) inside a fluidized bed type reactor (7), fluidizing a fine ore in sections (9a to 9d), and regulating a flow rate of a reaction gas to be supplied to the sections of the fine ore with a flow rate regulating valve (11).</p> |
