| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fluidized bed drying apparatus capable of stably and continuously drying moist treatment-objects even when a moist treatment-object having a large moisture content or moist treatment-objects having respectively different moisture contents are supplied. <P>SOLUTION: In the fluidized bed drying apparatus 20 for drying a moist treatment-object supplied from a supply pipe 25 into a first drying chamber 22 while the moist treatment-object is flowed being subjected to high-temperature gas supplied into the first and second drying chambers 22, 23, exhausting a dried coarse grain treatment-object from a discharge pipe 26 formed in the second drying chamber 23, and exhausting exhaust gas including dried fine powder treatment-object from a gas exhaust pipe 40, mixed moist treatment-object whose moisture content is reduced by mixing the dried coarse grain treatment-object with the moist treatment-object supplied from the supply pipe 25 into the first drying chamber 22 is supplied from the supply pipe 25 into the first drying chamber 22. <P>COPYRIGHT: (C)2012,JPO&INPIT |
