Electric heating – Heating devices – With heating unit structure
Patent
1981-11-19
1983-10-18
Mayewsky, Volodymyr Y.
Electric heating
Heating devices
With heating unit structure
219535, 219541, 361114, 361125, 361132, 361134, 156619, H05B 310
Patent
active
044107960
ABSTRACT:
A picket or zig-zag type heater for use in high temperature furnaces, such as are used for crystal growing for example, is constructed from a plurality of like graphite cylindrical shell segments assembled into a cylindrical shell having uniform resistance heating characteristics by graphite connector elements which also function to couple the electric current source to the heater.
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patent: 3860736 (1975-01-01), Ford
patent: 4158695 (1979-07-01), Ishizuka et al.
patent: 4259278 (1981-03-01), Flegel et al.
Mayewsky Volodymyr Y.
Ultra Carbon Corporation
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