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Goro Okuyama
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Lance nozzle
Patent number
11,959,147
Issue date
Apr 16, 2024
JFE Steel Corporation
Yumi Murakami
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for oxygen-blowing refining of molten iron and top-blowing l...
Patent number
11,293,069
Issue date
Apr 5, 2022
JFE Steel Corporation
Nobuhiko Oda
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for refining hot metal in converter
Patent number
9,957,581
Issue date
May 1, 2018
JFE Steel Corporation
Kenji Nakase
C21 - METALLURGY OF IRON
Information
Patent Grant
Top-blowing lance and method for refining molten iron using the same
Patent number
9,580,764
Issue date
Feb 28, 2017
JFE Steel Corporation
Goro Okuyama
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
VIDEO-DEVICE-EQUIPPED ELECTRIC FURNACE
Publication number
20240118032
Publication date
Apr 11, 2024
JFE STEEL CORPORATION
Koichi TSUTSUMI
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Application
BURNER WITH IMAGING DEVICE, ELECTRIC FURNACE PROVIDED WITH SAID BUR...
Publication number
20240102737
Publication date
Mar 28, 2024
JFE STEEL CORPORATION
Yoshihiro MIWA
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Application
METHOD FOR PRODUCING MOLTEN IRON USING ELECTRIC FURNACE PROVIDED WI...
Publication number
20240093320
Publication date
Mar 21, 2024
JFE STEEL CORPORATION
Yoshihiro MIWA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCING MOLTEN IRON USING ELECTRIC FURNACE INCLUDING VI...
Publication number
20240085110
Publication date
Mar 14, 2024
JFE STEEL CORPORATION
Koichi TSUTSUMI
C21 - METALLURGY OF IRON
Information
Patent Application
LANCE NOZZLE
Publication number
20220154299
Publication date
May 19, 2022
JFE STEEL CORPORATION
Yumi MURAKAMI
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR OXYGEN-BLOWING REFINING OF MOLTEN IRON AND TOP-BLOWING L...
Publication number
20200392592
Publication date
Dec 17, 2020
JFE STEEL CORPORATION
Nobuhiko Oda
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR REFINING HOT METAL IN CONVERTER
Publication number
20150020648
Publication date
Jan 22, 2015
JFE STEEL CORPORATION
Kenji Nakase
C21 - METALLURGY OF IRON
Information
Patent Application
TOP-BLOWING LANCE AND METHOD FOR REFINING MOLTEN IRON USING THE SAME
Publication number
20140298955
Publication date
Oct 9, 2014
Goro Okuyama
C21 - METALLURGY OF IRON