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Tatsuya Higaki

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for separating copper from nickel and cobalt
    • Patent number 12,000,018
    • Issue date Jun 4, 2024
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for separating copper from nickel and cobalt
    • Patent number 11,959,151
    • Issue date Apr 16, 2024
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for separating copper, and nickel and cobalt
    • Patent number 11,718,894
    • Issue date Aug 8, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroshi Takenouchi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering scandium
    • Patent number 11,214,849
    • Issue date Jan 4, 2022
    • Sumitomo Metal Mining Co., Ltd.
    • Hidemasa Nagai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for producing high-purity scandium oxide
    • Patent number 10,968,112
    • Issue date Apr 6, 2021
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Method for recovering scandium
    • Patent number 10,570,482
    • Issue date Feb 25, 2020
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Nickel recovery process
    • Patent number 10,344,354
    • Issue date Jul 9, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Hirofumi Shoji
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Method for recovering scandium
    • Patent number 10,246,761
    • Issue date Apr 2, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering scandium
    • Patent number 10,196,710
    • Issue date Feb 5, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Scandium recovery process
    • Patent number 10,190,189
    • Issue date Jan 29, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Toshihiko Nagakura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering scandium
    • Patent number 10,156,002
    • Issue date Dec 18, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Ryoma Yamaguma
    • 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

    Scandium recovery method
    • Patent number 9,963,762
    • Issue date May 8, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for producing hematite for ironmaking
    • Patent number 9,776,885
    • 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 a treatment for wastewater containing aluminum, magnesiu...
    • Patent number 9,751,783
    • Issue date Sep 5, 2017
    • Sumitomo Mental Mining Co., Ltd.
    • Hiroshi Kobayashi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Removal method of manganese from waste water
    • Patent number 9,657,370
    • Issue date May 23, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroshi Kobayashi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for separating impurities from an acidic solution containing...
    • Patent number 9,458,526
    • Issue date Oct 4, 2016
    • Kyushu University, National University Corporation
    • Masahiro Goto
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Ore slurry production method and metal refining method
    • Patent number 9,410,226
    • Issue date Aug 9, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroyuki Mitsui
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • 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

    Method for recovering chromite, and method for wet smelting of nick...
    • Patent number 9,068,244
    • Issue date Jun 30, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroyuki Mitsui
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    Method for producing high-purity nickel surface
    • Patent number 9,017,640
    • Issue date Apr 28, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Takayuki Nakai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method for recovering nickel from sulfuric acid aqueous solution
    • Patent number 8,580,213
    • Issue date Nov 12, 2013
    • 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

    PRODUCTION METHOD FOR COBALT SULFATE
    • Publication number 20240228320
    • Publication date Jul 11, 2024
    • Sumitomo Metal Mining Co., Ltd.
    • Hideki OHARA
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    PRODUCTION METHOD FOR COBALT SULFATE
    • Publication number 20230183091
    • Publication date Jun 15, 2023
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroto WATANABE
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    METHOD FOR PRODUCING SCANDIUM COMPOUND, AND SCANDIUM COMPOUND
    • Publication number 20210284546
    • Publication date Sep 16, 2021
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    METHOD FOR RECOVERING SCANDIUM
    • Publication number 20210284547
    • Publication date Sep 16, 2021
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    METHOD FOR SEPARATING COPPER FROM NICKEL AND COBALT
    • Publication number 20210262060
    • Publication date Aug 26, 2021
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR RECOVERING SCANDIUM
    • Publication number 20210254193
    • Publication date Aug 19, 2021
    • Sumitomo Metal Mining Co., Ltd.
    • Hidemasa Nagai
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    METHOD FOR SEPARATING COPPER, AND NICKEL AND COBALT
    • Publication number 20210180154
    • Publication date Jun 17, 2021
    • 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 PRODUCING HIGH-PURITY SCANDIUM OXIDE
    • Publication number 20210032119
    • Publication date Feb 4, 2021
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR SEPARATING COPPER, NICKEL, AND COBALT
    • Publication number 20200232066
    • Publication date Jul 23, 2020
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD FOR SEPARATING COPPER FROM NICKEL AND COBALT
    • Publication number 20200216929
    • Publication date Jul 9, 2020
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR SEPARATING COPPER FROM NICKEL AND COBALT
    • Publication number 20200216327
    • Publication date Jul 9, 2020
    • Tatsuya Higaki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    METHOD FOR RECOVERING SCANDIUM
    • Publication number 20190024213
    • Publication date Jan 24, 2019
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR RECOVERING SCANDIUM
    • Publication number 20180371579
    • Publication date Dec 27, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR RECOVERING SCANDIUM
    • Publication number 20180023168
    • Publication date Jan 25, 2018
    • Sumitomo Metal Mining Co., Ltd.
    • Ryoma Yamaguma
    • 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

    NICKEL RECOVERY PROCESS
    • Publication number 20170240994
    • Publication date Aug 24, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Hirofumi SHOJI
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SCANDIUM RECOVERY PROCESS
    • Publication number 20170175225
    • Publication date Jun 22, 2017
    • Sumitomo Metal Mining Co., Ltd.
    • Toshihiko Nagakura
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SCANDIUM RECOVERY METHOD
    • Publication number 20160340757
    • Publication date Nov 24, 2016
    • Sumitomo Metal Mining Co., Ltd.
    • Tatsuya Higaki
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR SEPARATING IMPURITIES FROM AN ACIDIC SOLUTION CONTAINING...
    • Publication number 20160010177
    • Publication date Jan 14, 2016
    • KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    • Masahiro Goto
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SETTLING SEPARATION PROCESS FOR NUETRALIZED SLURRY AND HYDROMETALL...
    • Publication number 20150315671
    • Publication date Nov 5, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Hirofumi SHOJI
    • 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

    METHOD FOR RECOVERING CHROMITE, AND METHOD FOR WET SMELTING OF NICK...
    • Publication number 20150014225
    • Publication date Jan 15, 2015
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroyuki Mitsui
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Application

    METHOD FOR PRODUCING HIGH-PURITY NICKEL SURFACE
    • Publication number 20140322109
    • Publication date Oct 30, 2014
    • Takayuki Nakai
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    ORE SLURRY PRODUCTION METHOD AND METAL REFINING METHOD
    • Publication number 20140151472
    • Publication date Jun 5, 2014
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroyuki Mitsui
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    METHOD FOR A TREATMENT FOR WASTEWATER CONTAINING ALUMINUM, MAGNESIU...
    • Publication number 20130001173
    • Publication date Jan 3, 2013
    • Sumitomo Mental Mining Co., Ltd.
    • Hiroshi Kobayashi
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    REMOVAL METHOD OF MANGANESE FROM WASTE WATER
    • Publication number 20110163042
    • Publication date Jul 7, 2011
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroshi Kobayashi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR RECOVERING NICKEL FROM SULFURIC ACID AQUEOUS SOLUTION
    • Publication number 20110135547
    • Publication date Jun 9, 2011
    • Sumitomo Metal Mining Co., Ltd.
    • Hiroshi Kobayashi
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...