Fuming furnace with lead collecting and discharging function

US10443112B2 · kind B2 · utility

Assignee

• China ENFI Engineering Corporation · CN

Inventors

• Dawei Cui · Beijing, CN
• Kefei Cao · Beijing, CN
• Chuangu Wu · Beijing, CN
• Shuangjie Feng · Beijing, CN
• Xin Xu · Zhejiang, CN
• Zhenmin Zhang · Haidian District, CN

Key dates

• Filing date: Sep 15, 2015
• Grant date: Oct 15, 2019
• Expiry date: May 30, 2036

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P10/20
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

Disclosed is a fuming furnace with a lead collecting and discharging function, the fuming furnace comprising a furnace body; the furnace body is provided with a hearth therein and a tuyere thereon; the bottom of the hearth forms a molten pool; the furnace body is further provided with a slag discharging outlet and a lead discharging outlet thereon; the furnace body comprises a furnace bottom water jacket and a hearth water jacket; the furnace bottom water jacket is provided with a refractory brick layer at the inner wall thereof; the refractory brick layer is provided with a lead collecting and discharging channel therein for collecting and discharging lead; the lead collecting and discharging channel is in communication with the lead discharging outlet, and the lead collecting and discharging channel is in communication with the molten pool via joints between the refractory bricks forming the refractory brick layer.