Heating – Work chamber having heating means – Having means by which work is progressed or moved mechanically
Patent
1989-04-27
1990-02-13
Yuen, Henry C.
Heating
Work chamber having heating means
Having means by which work is progressed or moved mechanically
432 59, 432225, F27B 908
Patent
active
049002473
ABSTRACT:
In a high-temperature heating furnace, its central longitudinal passage in which articles to be heated are placed, and its inner support which makes a space between its inner surface and the above-mentioned passage for accommodating heaters therein and which makes also another space between its outer surface and a furnace shell for filling insulators therein, are both installed in the furnace by assembling a plurality of thin plates made of carbon fiber reinforced graphite or carbon compounds to cuboids which are coaxial to each other and have rectangular cross sections.
REFERENCES:
patent: 1766545 (1930-06-01), Rendall
patent: 4160641 (1979-07-01), Miskolczy et al.
patent: 4255136 (1981-03-01), Suzuki et al.
patent: 4416623 (1983-11-01), Takahashi
patent: 4553929 (1985-11-01), Kanatani et al.
patent: 4580972 (1986-04-01), Hsiung
patent: 4678434 (1987-07-01), Dahl et al.
Kanto Yakin Kogyo K.K.
Yuen Henry C.
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