4. Metallurgical apparatus
  5. Means for melting or vaporizing metal or treating liquefied...
  6. By means introducing treating material

David F. Arp

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Combustion air blower surge control for a melting furnace

Heating – Processes of heating or heater operation – Controlling flame position or work atmosphere
Patent

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Dual fuel burner for metal melting furnaces

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – By means introducing treating material
Patent

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Dual fuel burner for metal melting furnaces

Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent

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Multiple level refractory hearth for vertical shaft metal meltin

Metallurgical apparatus – Means for melting or vaporizing metal or treating liquefied... – By means introducing treating material
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Profile ID: LFUS-PAI-P-481298

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