4. Metallurgical apparatus
  5. Means sealing or opening aperture in vessel
  6. By means plugging aperture

Brian D. Raivo

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Apparatus and method for tapping a furnace

Metallurgical apparatus – Means sealing or opening aperture in vessel – By means plugging aperture
Reexamination Certificate

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Operating an induction melter apparatus

Industrial electric heating furnaces – Induction furnace device – With means for manipulation of the charge or melt
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2114106

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