DRYER OF PERIODIC ACTION Russian patent published in 2010 - IPC F26B17/10 

FIELD: heating.

SUBSTANCE: dryer of periodic action comprises drying chamber with inclined perforated sieve, overs of which ends with discharge window equipped with gate, and redrying chamber, which is installed under perforated sieve and narrows in direction of coolant motion. In wide part of redrying chamber there is a window of coolant supply, and in narrow one - a debris-removal window. At the same time debris-removal window is located near discharge window of drying chamber and is closed with gate of discharge window or individual gate. This makes it possible to clean redrying chamber from debris as each batch of dried material changes.

EFFECT: improved convenience of drier maintenance and operation, stable quality of material drying in process of its whole service life and lower operational costs.

2 dwg