4. Metal treatment
  5. Process of modifying or maintaining internal physical...
  6. Carburizing or nitriding using externally supplied carbon or...

Kouichi Hirata

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Apparatus for producing reduced iron

Metallurgical apparatus – With means treating or handling gases exhausted by treating... – By means recycling exhaust gas
Reexamination Certificate

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Apparatus for producing reduced iron

Metallurgical apparatus – Means for treating ores or for extracting metals – By means applying heat to work – e.g. – furnace
Reexamination Certificate

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Apparatus for producing reduced iron and compact drying

Metallurgical apparatus – With means to preheat gas – By remote heat exchanger
Reexamination Certificate

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Belt coating material for belt type continuous casting and belt

Compositions: coating or plastic – Coating or plastic compositions – Alkali metal silicate containing
Patent

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High tensile steel sheet having excellent stretch flanging forma

Metal treatment – Stock – Ferrous
Patent

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Profile ID: LFUS-PAI-P-958925

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