Atsushi Torigoe

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Okayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Refining vessel for high-temperature melt
- Patent number 11,976,340
- Issue date May 7, 2024
- JFE Steel Corporation
- Seiji Hosohara
- C21 - METALLURGY OF IRON
Information Patent Grant
Gas injection nozzle refractory and gas injection nozzle
- Patent number 11,821,691
- Issue date Nov 21, 2023
- JFE Steel Corporation
- Seiji Hosohara
- C21 - METALLURGY OF IRON
Information Patent Grant
Unburned carbon-containing refractory material and vessel for molte...
- Patent number 6,464,932
- Issue date Oct 15, 2002
- Shinagawa Refractories Co., Ltd.
- Osamu Nomura
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Carbon-containing refractory and process for producing the same
- Patent number 6,136,227
- Issue date Oct 24, 2000
- Shinagawa Refractories Co., Ltd.
- Takashi Yamamura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
REFINING VESSEL FOR HIGH-TEMPERATURE MELT
- Publication number 20220170123
- Publication date Jun 2, 2022
- JFE STEEL CORPORATION
- Seiji Hosohara
- F27 - FURNACES KILNS OVENS RETORTS
Information Patent Application
GAS INJECTION NOZZLE REFRACTORY AND GAS INJECTION NOZZLE
- Publication number 20220003500
- Publication date Jan 6, 2022
- JFE STEEL CORPORATION
- Seiji HOSOHARA
- F27 - FURNACES KILNS OVENS RETORTS