1253555 is referenced by 294 patents.

A B S T R A C T HEATING RATE VARIANTELONGATED ELECTRIC RESISTANCE HEATER An electrical resistance heater capable of generating heat atdifferent rates at different locations along its length comprises acontinuous and unitary electrical conductor having a thicknesswhich is different at different locations along its length.

Title
Dispositif de chauffage longitudinal a resistance electrique a debit de chaleur variable
Heating rate variant elongated electrical resistance heater
Application Number
495853
Publication Number
1253555
Application Date
November 21, 1985
Publication Date
May 2, 1989
Inventor
Vanmeurs Peter
Van Egmond Cornelis Fh
Agent
SMART & BIGGAR
Assignee
Shell Canada
IPC
H05B 03/56
E21B 36/04
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