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CPC Subgroup
H05B 3/48

heating conductor embedded in insulating material

Full Title

Ohmic-resistance heating > Heating elements having the shape of rods or tubes (H05B3/62, H05B3/68, H05B3/78 take precedence) > non-flexible > heating conductor embedded in insulating material

2 direct subcodes

Child Classifications

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  • H05B 3/50 heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
  • H05B 3/52 Apparatus or processes for filling or compressing insulating material in tubes