Yasushi Ogasawara

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Chiba-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for charging raw materials into blast furnace
- Patent number 12,098,437
- Issue date Sep 24, 2024
- JFE Steel Corporation
- Kazuhira Ichikawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for charging raw materials into blast furnace
- Patent number 11,680,748
- Issue date Jun 20, 2023
- JFE Steel Corporation
- Kazuhira Ichikawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for preliminary treatment of molten iron
- Patent number 9,920,390
- Issue date Mar 20, 2018
- JFE Steel Corporation
- Yozo Iwaki
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR CHARGING RAW MATERIALS INTO BLAST FURNACE
- Publication number 20240052439
- Publication date Feb 15, 2024
- JFE STEEL CORPORATION
- Kazuhira Ichikawa
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR CHARGING RAW MATERIALS INTO BLAST FURNACE
- Publication number 20210095353
- Publication date Apr 1, 2021
- JFE STEEL CORPORATION
- Kazuhira Ichikawa
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
METHOD FOR CHARGING RAW MATERIALS INTO BLAST FURNACE
- Publication number 20210033339
- Publication date Feb 4, 2021
- JFE STEEL CORPORATION
- Kazuhira Ichikawa
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
METHOD FOR PRELIMINARY TREATMENT OF MOLTEN IRON
- Publication number 20150000470
- Publication date Jan 1, 2015
- JFE STEEL CORPORATION
- Yozo Iwaki
- C21 - METALLURGY OF IRON