Process and apparatus of direct producing high-grade zinc oxide


Application Number: 00107928
Application Date: 2000.05.30
Publication Number: 1284571
Publication Date: 2001.02.21
Priority Information:
International: C22B19/34
Applicant(s) Name: Liuzhou Non-ferrous smelting Co., Ltd.
Address:
Inventor(s) Name: Shen Yilin;He Mingde;Xiong Zhijun
Patent Agency Code: 00000
Patent Agent:
Abstract The apparatus consists of furnace stack, oxidizing door, oxidizing chamber, heat maintaining smoke channel, gate, heat maintaining settling chamber, heat maintaining powder pond, afterheat boilet, cooler aluminum pipe, cloth bag chamber, ash eliminating door, cleaning doors, powder discharging door, drawing fan and motor. The furnace stack is one double hearth structure and the two hearths are used in smelting alternately. When pellets are mselted in the furnace, they are covered with one layer of sulfur-fixing agent. Product powder is collected in the heat maintaining powder pond at 770-1100 deg.C.