4. Metallurgical apparatus
  5. Means for treating ores or for extracting metals
  6. By means applying heat to work, e.g., furnace

Gerard Griffay

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Device for igniting a bed of a mixture of materials such as ore

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace
Patent

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Transverse flux induction heating device with magnetic...

Electric heating – Inductive heating – Specific heating application
Reexamination Certificate

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Vacuum and gas tight enclosure for induction heating system

Electric heating – Inductive heating – With heat exchange
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1655110

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