4. Metal treatment
  5. Process of modifying or maintaining internal physical...
  6. Magnetic materials

Hajime Nakasugi

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Induction heating method of steel pipe

Electric heating – Metal heating – Of cylinders
Patent

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Method for heat treatment of high-toughness weld metals

Metal treatment – Process of modifying or maintaining internal physical... – Magnetic materials
Patent

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Method for producing a high tensile strength and high toughness

Metal treatment – Compositions – Heat treating
Patent

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Method for producing a high toughness and high tensil steel

Metal treatment – Compositions – Heat treating
Patent

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Method for producing a steel sheet having remarkably excellent t

Metal treatment – Compositions – Heat treating
Patent

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Profile ID: LFUS-PAI-P-716717

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