Metal working – Method of mechanical manufacture – Assembling or joining
Patent
1993-09-14
1995-05-23
Rosenbaum, Mark
Metal working
Method of mechanical manufacture
Assembling or joining
294551, 373112, 432205, B23P 1100
Patent
active
054169674
ABSTRACT:
A method and apparatus for providing an economical vacuum furnace for heat treating of heat treatable articles including: A vacuum furnace heat treating chamber having reduced thickness at its ends in order to arrest heat transfer at seals at the ends of the chamber; and Heating apparatus exterior of the heat treating chamber for heating the interior of the chamber.
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patent: 4427378 (1984-01-01), Bowers
patent: 5119395 (1992-06-01), Hemsath et al.
patent: 5193998 (1993-03-01), Hack et al.
Bryant David P.
Rosenbaum Mark
Schulze Herbert C.
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