Sumito OZAWA

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Chiyoda-ku, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Auxiliary burner for electric furnace
- Patent number 11,293,694
- Issue date Apr 5, 2022
- JFE Steel Corporation
- Yoshihiro Miwa
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Auxiliary burner for electric furnace
- Patent number 11,041,621
- Issue date Jun 22, 2021
- JFE Steel Corporation
- Sumito Ozawa
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Grant
Auxiliary burner for electric furnace
- Patent number 10,935,234
- Issue date Mar 2, 2021
- JFE Steel Corporation
- Koichi Tsutsumi
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents

Information Patent Application
STEELMAKING LINE AND METHOD OF PRODUCING REDUCED IRON
- Publication number 20230175084
- Publication date Jun 8, 2023
- JFE STEEL CORPORATION
- Koichi TAKAHASHI
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF OPERATING BLAST FURNACE AND BLAST FURNACE ANCILLARY FACILITY
- Publication number 20230034442
- Publication date Feb 2, 2023
- JFE STEEL CORPORATION
- Yuki KAWASHIRI
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF OPERATING BLAST FURNACE AND BLAST FURNACE ANCILLARY FACILITY
- Publication number 20220380860
- Publication date Dec 1, 2022
- JFE STEEL CORPORATION
- Koichi TAKAHASHI
- C21 - METALLURGY OF IRON
Information Patent Application
AUXILIARY BURNER FOR ELECTRIC FURNACE
- Publication number 20190271465
- Publication date Sep 5, 2019
- JFE STEEL CORPORATION
- Sumito OZAWA
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
AUXILIARY BURNER FOR ELECTRIC FURNACE
- Publication number 20190264914
- Publication date Aug 29, 2019
- JFE STEEL CORPORATION
- Koichi TSUTSUMI
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
AUXILIARY BURNER FOR ELECTRIC FURNACE
- Publication number 20190249922
- Publication date Aug 15, 2019
- JFE STEEL CORPORATION
- Yoshihiro MIWA
- F27 - FURNACES KILNS OVENS RETORTS