Electric heating – Heating devices – With heating unit structure
Patent
1984-04-13
1985-08-20
Mayewsky, Volodymyr Y.
Electric heating
Heating devices
With heating unit structure
219216, 219464, 338217, 338309, 427122, 4271262, H05B 316
Patent
active
045366454
ABSTRACT:
A solid-body heating unit used for the warmth preservation, heating and heat treatment, more particularly, for surface heater for plates or patterns, has a refractory base overlaid with an electroconductive layer, a protective layer overlaying the electroconductive layer and a power supply for passing electric current through the electroconductive layer, whereby the surface temperature of the plates or patterns is controllable.
REFERENCES:
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patent: 3330942 (1967-07-01), Whitson
patent: 3591753 (1971-07-01), Gartner
patent: 3978316 (1976-08-01), Rose et al.
patent: 4002883 (1977-01-01), Hurko
patent: 4063068 (1977-12-01), Johnson et al.
patent: 4203025 (1980-05-01), Nakatami et al.
patent: 4259564 (1981-03-01), Ohkubo et al.
patent: 4278875 (1981-07-01), Bain
patent: 4367398 (1983-01-01), Strube et al.
patent: 4382177 (1983-05-01), Heaney
Mio Mitsushi
Negita Hisao
Awaji Sangyo Kabushiki Kaisha
Mayewsky Volodymyr Y.
Negita Hisao
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