Carnegie Library of Pittsburgh - Pittsburgh Iron & Steel Heritage

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  • Original Format = Trade Catalog
  • Subject = Annealing of metals -- Equipment and supplies -- Catalogs.
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Annealing and heat-treating furnaces
Automatic furnaces for annealing, hardening, tempering, etc.
Rivet rod heating furnaces
Rockwell annealing, case-hardening, hardening, tempering and heat treating furnaces
Single- and twin-chamber, double-end, underfired annealing furnaces
Twin- and single-chamber, double-end underfired annealing furnaces
Twin-chamber, double-end underfired annealing furnace