TREA

Hirofumi Shouji

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  • Niihama-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wet smelting method for nickel oxide ore
    • Patent number 10,227,675
    • Issue date Mar 12, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Hirofumi Shouji
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering high-purity scandium
    • Patent number 10,081,851
    • Issue date Sep 25, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Itsumi Matsuoka
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for producing hematite for ironmaking
    • Patent number 9,776,885
    • Issue date Oct 3, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Yoshitomo Ozaki
    • B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
  • Information Patent Grant

    Method for producing hematite for ironmaking
    • Patent number 9,255,013
    • Issue date Feb 9, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki Sasaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Hydrometallurgical process of nickel oxide ore
    • Patent number 7,563,421
    • Issue date Jul 21, 2009
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroshi Kobayashi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PROCESSING ALLOY
    • Publication number 20250003027
    • Publication date Jan 2, 2025
    • Sumitomo Metal Mining Co., Ltd.
    • Hirofumi Shouji
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    ALLOY TREATMENT METHOD
    • Publication number 20240392408
    • Publication date Nov 28, 2024
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroshi Takenouchi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PROCESSING ALLOY
    • Publication number 20240318282
    • Publication date Sep 26, 2024
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroshi Takenouchi
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD FOR TREATING ALLOY
    • Publication number 20240266627
    • Publication date Aug 8, 2024
    • SUMITOMO METAL CO., LTD.
    • Hirofumi Shouji
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR TREATING SULFIDE
    • Publication number 20230295766
    • Publication date Sep 21, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroshi Takenouchi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    ALLOY TREATMENT METHOD
    • Publication number 20230167526
    • Publication date Jun 1, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Keiji Kudou
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD FOR TREATING ALLOY
    • Publication number 20230160035
    • Publication date May 25, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Keiji Kudou
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR TREATING ALLOY
    • Publication number 20230071697
    • Publication date Mar 9, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroshi Takenouchi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    WET SMELTING METHOD FOR NICKEL OXIDE ORE
    • Publication number 20180037972
    • Publication date Feb 8, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Hirofumi Shouji
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR RECOVERING HIGH-PURITY SCANDIUM
    • Publication number 20170321301
    • Publication date Nov 9, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Itsumi Matsuoka
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PRODUCING HEMATITE FOR IRONMAKING
    • Publication number 20150050201
    • Publication date Feb 19, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Yoshitomo Ozaki
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    METHOD FOR PRODUCING HEMATITE FOR IRONMAKING
    • Publication number 20150023851
    • Publication date Jan 22, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki Sasaki
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    Hydrometallurgical process of nickel oxide ore
    • Publication number 20050265910
    • Publication date Dec 1, 2005
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroshi Kobayashi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...