H - Electricity – 05 – B
Patent
H - Electricity
05
B
309/97
H05B 3/18 (2006.01) C22C 38/18 (2006.01) H05B 3/12 (2006.01) H05B 3/48 (2006.01)
Patent
CA 1164030
A B S T R A C T An electrical tubular element with an outer, metallic casing (1) surrounding a resistor element (2) of a Fe-Cr-Al alloy embedded in an insulating material (3), shows an improved life time. This is achieved by adding to the resistor alloy Y, Hf, Sc or one or more lanthanoids in an amount of 0.01-1 percent by weight.
370122
Berg Lars
Lindskog Nils
Oderstig Ingvar
Bulten-Kanthal Ab
Kirby Eades Gale Baker
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