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New techniques for refining nonferrous scrap.
Caldwell HS Jr.
In Effective Tech for Recycl Metal Proceeds of 2 Workshops Wash DC Nat Assoc Sec Mat :2 pages
This talk briefly discusses the type of problems the Bureau is investigating, why they were selected for study, and some of the metallurgical techniques being applied to solve them. Refining zinc- base die-cast scrap using sal skimmings and vacuum distillation separation and recovery of metals from scrap are specifically discussed.
In Effective Tech. for Recycl. Metal, Proceeds of 2 Workshops, Wash., DC, Nat. Assoc. Sec. Mat.
DC; IN; WA;
Page last reviewed: October 8, 2021
Content source: National Institute for Occupational Safety and Health Education and Information Division