Electric heating – Metal heating – Of cylinders
Patent
1981-03-16
1987-10-20
Goldberg, E. A.
Electric heating
Metal heating
Of cylinders
219233, 219241, H05B 500
Patent
active
047015870
ABSTRACT:
A heating structure is described having both a return conductor and a heating element consisting of a substrate of a non-magnetic material having high thermal and electrical conductivity, clad with a surface layer of a ferromagnetic material of relatively low electrical conductivity.
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Carter Philip S.
Krumme John F.
Goldberg E. A.
Metcal Inc.
Sigda Catherine M.
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