4. Metal treatment
  5. Stock
  6. Ferrous

Frank Hengerer

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Method for producing machine elements of steel

Metal treatment – Process of modifying or maintaining internal physical... – Heating or cooling of solid metal
Patent

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Process for case-hardening rolling bearing elements of low-alloy

Metal treatment – Compositions – Heat treating
Patent

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Process for the production of hardened parts of steel

Metal treatment – Process of modifying or maintaining internal physical... – Heating or cooling of solid metal
Reexamination Certificate

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Steel for ball and roller bearings

Metal treatment – Stock – Ferrous
Patent

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Profile ID: LFUS-PAI-P-51310

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