UNIONMELT WELDING—AN ELECTRIC WELDING PROCESS

Describes the principles and applications of Unionmelt welding, an automatic electric welding process by which highly productive speeds can be made in one pass at amazing speeds. Mechanical details of the process are presented by means of animated diagrams.
Complete catalog record
Dewey number: 671W
Audience level: c-trade-adult
Format/cost: 16-si-loan
Distributors / rental: Oregon State System of Higher Education 50c

Sources

  1. Educational Film Guide 1946 — title, creator, length, format, sound, description, catalog record