| 摘要 |
PROBLEM TO BE SOLVED: To provide a heat treatment apparatus for resin particles by hot blast by which resin particles having excellent circularity can be obtained. SOLUTION: The heat treatment apparatus for resin particles is equipped with a heat treatment tank to treat resin particles with hot blast, a hot blast supplying member to supply hot blast into the heat treatment tank, and a resin particles supply member surrounding the hot blast supply member to supply resin particles. The supply port of hot blast of the cylindrical hot blast supply member is provided with a columnar passage regulation member. COPYRIGHT: (C)2004,JPO&NCIPI |
