4. Industrial electric heating furnaces
  5. Arc furnace device
  6. Power supply system

NKK Steel Engineering, Inc.

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Arc furnace and method in which molten material is stirred and t

Industrial electric heating furnaces – Arc furnace device – Power supply system
Patent

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Direct current arc furnace and a method for melting or heating r

Industrial electric heating furnaces – Arc furnace device – Furnace body detail
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Method and apparatus for operating a furnace

Industrial electric heating furnaces – Arc furnace device – Plural furnace units
Patent

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