HOT PELLETIZING DRUM-TYPE UNIT Russian patent published in 2017 - IPC C22B1/14 

FIELD: metallurgy.

SUBSTANCE: invention refers to production of fired pellets and can be used in the mining industry, ferrous and nonferrous metallurgy before pyrometallurgical processing of raw materials. The hot pelletizing drum-type unit comprises a drum housing with green pellet production zones, those for drying, heating, baking and cooling, a heater comprising a burner block located in the firing zone, and a gas flue mounted from the side of discharge. The heater is further provided with burners, one of which is mounted at the end of the heating zone and the other-at the beginning of the pellets cooling zone, in this case the burners are arranged in a diametral plane of the drum at an angle (35-40)° to the vertical axis. The heater includes 4-5 burners.

EFFECT: invention provides for the increased quality of the fired pellets.

2 cl, 2 dwg