4. Industrial electric heating furnaces
  5. Arc furnace device
  6. Furnace body detail

William A. Marvin

Attorney

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Method and apparatus for improved EAF steelmaking

Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Reexamination Certificate

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Method for making improved garlic product

Food or edible material: processes – compositions – and products – Direct application of electrical or wave energy to food... – Heating by electromagnetic wave
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Method for making improved garlic product

Food or edible material: processes – compositions – and products – Direct application of electrical or wave energy to food... – Heating by electromagnetic wave
Reexamination Certificate

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Method for metal melting, refining and processing

Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Reexamination Certificate

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Mounting arrangement for auxiliary burner or lance

Industrial electric heating furnaces – Arc furnace device – Indirect
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Profile ID: LFUS-PAI-P-2023295

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