๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

RECENT INVENTIONS-Process of Smelting Ore

โœ Scribed by Snyder, Federick T.

Book ID
127146211
Publisher
American Chemical Society
Year
1911
Weight
177 KB
Volume
3
Category
Article
ISSN
0095-9014

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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 pretreatmen