TREA

Yasumasa Kan

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Production method for hematite for iron production
    • Patent number 10,457,565
    • Issue date Oct 29, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki Sasaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for producing hemataite for ironmaking
    • Patent number 9,981,858
    • Issue date May 29, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Process for producing hematite for ironmaking
    • Patent number 9,914,648
    • Issue date Mar 13, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for producing hematite for ironmaking
    • Patent number 9,890,055
    • Issue date Feb 13, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki Sasaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for producing hematite for ironmaking
    • Patent number 9,828,256
    • Issue date Nov 28, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Hydrometallurgical process for nickel oxide ore
    • Patent number 9,783,869
    • Issue date Oct 10, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Yasumasa Hattori
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for producing hematite for ironmaking
    • Patent number 9,752,209
    • Issue date Sep 5, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • 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...

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDROMETALLURGICAL PROCESS FOR NICKEL OXIDE ORE
    • Publication number 20190382870
    • Publication date Dec 19, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    PRODUCTION METHOD FOR HEMATITE FOR IRON PRODUCTION
    • Publication number 20180037470
    • Publication date Feb 8, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki Sasaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    HYDROMETALLURGICAL PROCESS FOR NICKEL OXIDE ORE
    • Publication number 20170175227
    • Publication date Jun 22, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PRODUCING HEMATITE FOR IRONMAKING
    • Publication number 20160362304
    • Publication date Dec 15, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    PROCESS FOR PRODUCING HEMATAITE FOR IRONMAKING
    • Publication number 20160340201
    • Publication date Nov 24, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    METHOD FOR PRODUCING HEMATITE FOR IRONMAKING
    • Publication number 20160289084
    • Publication date Oct 6, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR PRODUCING HEMATITE FOR IRONMAKING
    • Publication number 20160194215
    • Publication date Jul 7, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki Sasaki
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    PROCESS FOR PRODUCING HEMATITE FOR IRONMAKING
    • Publication number 20160152487
    • Publication date Jun 2, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    METHOD FOR PRODUCING HEMATITE FOR IRONMAKING
    • Publication number 20160115565
    • Publication date Apr 28, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Go OHARA
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    HYDROMETALLURGICAL PROCESS FOR NICKEL OXIDE ORE
    • Publication number 20160076121
    • Publication date Mar 17, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Go Ohara
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    HYDROMETALLURGICAL PROCESS FOR NICKEL OXIDE ORE
    • Publication number 20150284820
    • Publication date Oct 8, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Yasumasa Hattori
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    PRODUCTION METHOD FOR HEMATITE FOR IRON PRODUCTION
    • Publication number 20150050200
    • Publication date Feb 19, 2015
    • Hideki Sasaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • 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