Operation in metallurgical and chemical plants

CONSOLIDATED Mining and Smelting Company of Canada, Ltd., metallurgical and chemical plants, located at Trail, British Columbia, have a total load of 180,000 kw of which 80 per cent is converted to direct current for use in electrolytic processes. The first rectifier installation went into operation in 1929. Further installations have been added and now 70 per cent of the installed conversion equipment consists of mercury-arc rectifiers.