CALCINATION EQUIPMENT Russian patent published in 2004 - IPC

FIELD: calcinations equipment.

SUBSTANCE: proposed equipment is located between next to last cyclone of cyclone-type heat exchanger and mixing passage located above inlet chamber of rotary furnace; it is connected with inlet of last cyclone of cyclone-type heat exchanger and is formed by calcination chamber with has three parts: working part is connected with at least one air pipe line and one fuel supply pipe line. Working part and/or air pipe line are additionally provided with powder material supply lines; second part of calcinations chamber has at least one connecting pipe line for connection with mixing passage and lower part of this chamber has discharge pipe line for connection with mixing passage. Powder supply line is connected to air pipe line at point where it is introduced into calcinations chamber. Built in air pipe line are additional powder supply line and additional fuel supply line. Mixing passage is provided with additional powder supply line and additional fuel supply line with additional air pipe line.

EFFECT: enhanced efficiency of process.

7 cl, 5 dwg