4. Metal treatment
  5. Compositions
  6. Heat treating

Stephen H. Verhoff

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Furnace for vacuum carburizing with unsaturated aromatic...

Metallurgical apparatus – Means treating solid metal – Having evacuated chamber
Reexamination Certificate

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Ion carburizing

Metal treatment – Compositions – Heat treating
Patent

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Ion carburizing

Metal treatment – Process of modifying or maintaining internal physical... – Carburizing or nitriding using externally supplied carbon or...
Patent

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Vacuum furnace for carburizing with hydrocarbons

Metallurgical apparatus – With control means responsive to sensed condition – With means supplying a treating agent
Reexamination Certificate

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Profile ID: LFUS-PAI-P-260110

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