97/02235 Heat treatment of high-speed J1OOA steel coal saw

• Publisher: Elsevier Science
• Year: 1997
• Weight: 196 KB
• Volume: 38
• Category: Article
• ISSN: 0140-6701
• DOI: 10.1016/s0140-6701(97)88149-0

✦ Synopsis

QSL technology provided the basis for the new lead smelter, which started operation from May 1992 at Onsan Refinery of Korea Zinc Co.. Ltd. The smelter is designed to treat not only various types of lead concentrates hut also secondary materials coming from the zinc plant without special pretreatment.

In this paper, the operating experience and results of QSL smelter, especially the injection of gases and coal to the melt, will he presented with major operation parameters and data.