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Hearths

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Industry

  • CPC
  • F27B2003/125
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F27Furnaces F27BFURNACES, KILNS, OVENS, OR RETORTS IN GENERAL OPEN SINTERING OR LIKE APPARATUS

Current Industry

F27B2003/125Hearths
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Electric furnace
    • Patent number 11,898,797
    • Issue date Feb 13, 2024
    • Nippon Steel Corporation
    • Toshiya Harada
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Self-crucible wall submerged burner furnace
    • Patent number 11,747,084
    • Issue date Sep 5, 2023
    • Saint-Gobain Isover
    • Antoine Guillet
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Arc furnace bottom construction
    • Patent number 11,029,091
    • Issue date Jun 8, 2021
    • OUTOKUMPU OYJ
    • Eero Väänänen
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Heat-resistant alloy for hearth metal member
    • Patent number 10,982,304
    • Issue date Apr 20, 2021
    • Kubota Corporation
    • Yohei Enjo
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Bottom structure for a smelting furnace
    • Patent number 6,858,175
    • Issue date Feb 22, 2005
    • Outokumpu Oyj
    • Risto Saarinen
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Grant

    Method and device for producing molten iron
    • Patent number 6,689,182
    • Issue date Feb 10, 2004
    • Kobe Steel, Ltd.
    • Koji Tokuda
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Direct current arc furnace and a method for melting or heating raw...
    • Patent number 6,137,822
    • Issue date Oct 24, 2000
    • NKK Steel Engineering, Inc.
    • Joseph L. Hake
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    precast module leveling assembly for a metallurgical vessel
    • Patent number 5,882,583
    • Issue date Mar 16, 1999
    • Harbison-Walker Refractories Company
    • Edward L. Erny
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Metallurgical vessel and method of using the same
    • Patent number 5,879,616
    • Issue date Mar 9, 1999
    • Harbison-Walker Refractories Company
    • Edward L. Erny
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Ladle brick leveling set
    • Patent number 5,824,263
    • Issue date Oct 20, 1998
    • Harbison-Walker Refractories Company
    • Edward L. Erny
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Refractory ceramic mass for lining the bottoms of electric arc furn...
    • Patent number 5,645,772
    • Issue date Jul 8, 1997
    • Veitsch-Radex Aktiengesellschaft fur Feuerfeste Erzeugnisse
    • Franz-Adolf Petio
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Anode for a direct current arc furnaces
    • Patent number 5,365,542
    • Issue date Nov 15, 1994
    • Deutsch Voest-Alpine Industrieanlagenbau GmbH
    • Edgar Nix
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Lining for a direct-current electric arc furnace
    • Patent number 5,199,043
    • Issue date Mar 30, 1993
    • Deutsche Voest-Alpine Industrieanlagenbau GmbH
    • Dane Meredith
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Hearth arrangement for melting furnace
    • Patent number 5,042,399
    • Issue date Aug 27, 1991
    • Ishikawajima-Harima Heavy Industries Co., Ltd.
    • Takehiko Motomura
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Process and installation for maintaining the lining of a furnace shell
    • Patent number 4,755,137
    • Issue date Jul 5, 1988
    • Clecim
    • Jacques Barbe
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Apparatus for making hearth of kiln under vibration
    • Patent number 4,400,334
    • Issue date Aug 23, 1983
    • Shinagawa Refractories Co., Ltd.
    • Shigeru Okuda
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    3259672
    • Patent number 3,259,672
    • Issue date Jul 5, 1966
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    3233015
    • Patent number 3,233,015
    • Issue date Feb 1, 1966
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2504185
    • Patent number 2,504,185
    • Issue date Apr 18, 1950
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2426673
    • Patent number 2,426,673
    • Issue date Sep 2, 1947
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2424825
    • Patent number 2,424,825
    • Issue date Jul 29, 1947
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2358652
    • Patent number 2,358,652
    • Issue date Sep 19, 1944
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2206277
    • Patent number 2,206,277
    • Issue date Jul 2, 1940
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    2156608
    • Patent number 2,156,608
    • Issue date May 2, 1939
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2133329
    • Patent number 2,133,329
    • Issue date Oct 18, 1938
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2096170
    • Patent number 2,096,170
    • Issue date Oct 19, 1937
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    1934263
    • Patent number 1,934,263
    • Issue date Nov 7, 1933
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    Powder Feeder System And Method For Recycling Metal Powder
    • Publication number 20220136769
    • Publication date May 5, 2022
    • MolyWorks Materials Corporation
    • Paul Meese
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    SELF-CRUCIBLE WALL SUBMERGED BURNER FURNACE
    • Publication number 20200340746
    • Publication date Oct 29, 2020
    • SAINT-GOBAIN ISOVER
    • Antoine GUILLET
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Application

    HEAT-RESISTANT ALLOY FOR HEARTH METAL MEMBER
    • Publication number 20200071797
    • Publication date Mar 5, 2020
    • KUBOTA CORPORATION
    • Yohei ENJO
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METAL MELTING AND HOLDING FURNACE
    • Publication number 20190323775
    • Publication date Oct 24, 2019
    • KABUSHIKI KAISHA MEICHU
    • Mitsukane Nakashima
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Application

    Arc Furnace Bottom Construction
    • Publication number 20190301802
    • Publication date Oct 3, 2019
    • Outokumpu Oyj
    • Eero Väänänen
    • C21 - METALLURGY OF IRON
  • Information Patent Application

    Bottom structure for a smelting furnace
    • Publication number 20030173722
    • Publication date Sep 18, 2003
    • Risto Saarinen
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    Method and device for producing molten iron
    • Publication number 20030070507
    • Publication date Apr 17, 2003
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Koji Tokuda
    • C21 - METALLURGY OF IRON