NICKEL MILLING AND SMELTING

Duration: 17 min

Year Published: 1940

Creator: United States Department of Interior, Bureau of Mines

Format: 16mm

Sound: Sound

Description: Made in cooperation with the International nickel company, inc. "Flotation process is pictured. Nickel concentrates and copper concentrates are carried to thickeners, then filters; dehydrated, dried concentrates are discharged to conveyor belt, weighed and carried to smelter storage bins. Processes of reverberatory furnaces are shown. Nickel sulphides are separated from copper sulphides by treatment with sodium sulphide. Another type of smelter is shown where ore roasted on sintering machines." Kentucky.

Complete Record: Dewey number: 669.7 Audience level: sh-c-trade-adult Format/cost: 16-sd-loan Distributors / rental: Not shown in source

Metadata Source:Educational Film Guide 1946