4. Electric heating
  5. Metal heating
  6. By arc

Lifeng Luo

Inventor

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Current feedback device for electric arc welder

Electric heating – Metal heating – By arc
Reexamination Certificate

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Drag cup for plasma arc torch

Electric heating – Metal heating – By arc
Patent

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Electrode for a plasma arc torch

Electric heating – Metal heating – By arc
Patent

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Electrode for a plasma arc torch

Electric heating – Metal heating – By arc
Patent

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Electrode for high current density plasma arc torch

Electric heating – Metal heating – By arc
Patent

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Profile ID: LFUS-PAI-P-280315

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