Electric heating – Heating devices – Combined with container – enclosure – or support for material...
Patent
1983-01-24
1984-08-14
Envall, Jr., Roy N.
Electric heating
Heating devices
Combined with container, enclosure, or support for material...
432198, F27B 500, B01J 304
Patent
active
044659237
ABSTRACT:
A welded stainless steel box of rectangular cross section having a water led flange and cover is used in conjunction with an evacuation system and a pressure regulated and flow controlled gas supply to convert a standard air fired laboratory muffle furnace to a reducing gas furnace. A porous metal water-cooled plug is used to safely burn off the vented gas.
REFERENCES:
patent: 1996564 (1935-04-01), Blanchet
patent: 2787457 (1957-04-01), Bogdan
patent: 2916535 (1959-12-01), Marden
patent: 3109911 (1963-11-01), Kremer
patent: 4185397 (1980-01-01), Hutzenlaub
patent: 4375027 (1983-02-01), Zeto et al.
Envall Jr. Roy N.
Gibson Robert P.
Lane Anthony T.
Sachs Michael C.
The United States of America as represented by the Secretary of
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