Blowing from above and through the bath

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CPC
C21C5/35

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Parent Industries

CCHEMISTRY METALLURGY C21Iron metallurgy C21CPROCESSING OF PIG-IRON C21C5/00Manufacture of carbon-steel

Current Industry

C21C5/35Blowing from above and through the bath

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Bottom stirring tuyere and method for a basic oxygen furnace
- Patent number 10,781,499
- Issue date Sep 22, 2020
- Air Products and Chemicals, Inc.
- Gregory J. Buragino
- C21 - METALLURGY OF IRON
Information Patent Grant
Metal making lance with infrared camera in lance head
- Patent number 10,400,293
- Issue date Sep 3, 2019
- Berry Metal Company
- Derek S. Dengel
- 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
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
Information Patent Grant
Method for preparing low-cost clean steel
- Patent number 9,708,676
- Issue date Jul 18, 2017
- Fuping Tang
- C21 - METALLURGY OF IRON
Information Patent Grant
Gas purging element and associated gas feed line
- Patent number 9,683,272
- Issue date Jun 20, 2017
- Refractory Intellectual Property GmbH & Co. KG
- Bernd Trummer
- 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
Information Patent Grant
Iron bath-type melting furnace
- Patent number 8,506,880
- Issue date Aug 13, 2013
- Kobe Steel, Ltd.
- Hideaki Fujimoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing molten iron
- Patent number 8,475,561
- Issue date Jul 2, 2013
- Kobe Steel, Ltd.
- Masataka Tateishi
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for producing molten iron
- Patent number 8,012,237
- Issue date Sep 6, 2011
- Kobe Steel, Ltd.
- Hideaki Fujimoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Gas supply system for a metallurgical furnace and method for operat...
- Patent number 7,998,400
- Issue date Aug 16, 2011
- SMS Siemag Aktiengesellschaft
- Peter Heinrich
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of producing steel with high manganese and low carbon content
- Patent number 7,998,243
- Issue date Aug 16, 2011
- SMS Siemag AG
- Lutz Rose
- C21 - METALLURGY OF IRON
Information Patent Grant
Production of stainless steel of AISI 4xx grade ferritic steel in a...
- Patent number 7,819,940
- Issue date Oct 26, 2010
- SMS Siemag Aktiengesellschaft
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Grant
Gas supply system for a metallurgical furnace and operating method...
- Patent number 7,691,320
- Issue date Apr 6, 2010
- SMS Demag AG
- Peter Heinrich
- C21 - METALLURGY OF IRON
Information Patent Grant
Refining method and refining apparatus for chromium-contained molte...
- Patent number 7,497,987
- Issue date Mar 3, 2009
- Nippon Steel Corporation
- Kosuke Yamashita
- C21 - METALLURGY OF IRON
Information Patent Grant
Direct smelting process
- Patent number 6,602,321
- Issue date Aug 5, 2003
- Technological Resources Pty. Ltd.
- Rodney James Dry
- C21 - METALLURGY OF IRON
Information Patent Grant
Pressure converter steelmaking method
- Patent number 6,284,016
- Issue date Sep 4, 2001
- Nippon Steel Corporation
- Shinya Kitamura
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for smelting reduction of chromium ore
- Patent number 5,882,377
- Issue date Mar 16, 1999
- Kawasaki Steel Corporation
- Kimiharu Aida
- C21 - METALLURGY OF IRON
Information Patent Grant
Process for producing steel by converter
- Patent number 5,868,817
- Issue date Feb 9, 1999
- Nippon Steel Corporation
- Masataka Yano
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of decarburizing refining molten steel containing Cr
- Patent number 5,743,938
- Issue date Apr 28, 1998
- Kawasaki Steel Corporation
- Hiroshi Nishikawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of and device for operating an arc furnace with two vessels
- Patent number 5,602,867
- Issue date Feb 11, 1997
- Man Gutehoffsnungshutte Aktiengesellschaft
- Andreas Hubers
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for refining chromium-containing molten steel by decarburiza...
- Patent number 5,540,753
- Issue date Jul 30, 1996
- Nippon Steel Corporation
- Hironori Takano
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and apparatus for manufacturing medium or low carbon ferroma...
- Patent number 5,462,579
- Issue date Oct 31, 1995
- Mizushima Ferroalloy Co., Ltd.
- Hiroshi Narahara
- C21 - METALLURGY OF IRON
Information Patent Grant
Converter for the production of steel
- Patent number 5,454,852
- Issue date Oct 3, 1995
- Voest-Alpine Industieanlagenbau GmbH
- Wilfried Pirklbauer
- C21 - METALLURGY OF IRON
Information Patent Grant
Apparatus and method for submerged injection of a feed composition...
- Patent number 5,443,572
- Issue date Aug 22, 1995
- Molten Metal Technology, Inc.
- Mark A. Wilkinson
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for blowing oxidizing gases into molten metal
- Patent number 5,423,900
- Issue date Jun 13, 1995
- KCT Technologie GmbH
- Klaus Klintworth
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing steel
- Patent number 5,417,740
- Issue date May 23, 1995
- Zaptech Corporation
- Grigori Galperin
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing steel
- Patent number 5,378,261
- Issue date Jan 3, 1995
- Zaptech Corporation
- Rafik Aizatulov
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing steel
- Patent number 5,286,277
- Issue date Feb 15, 1994
- Zaptech Corporation
- Rafik Aizatulov
- C21 - METALLURGY OF IRON
Information Patent Grant
Treatment of a melt with a gas and means therefor
- Patent number 5,211,743
- Issue date May 18, 1993
- AGA Aktiebolag
- Mikael Brunner
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING TITANIUM-CONTAINING ULTRA-LOW-CARBON STEEL
- Publication number 20240287635
- Publication date Aug 29, 2024
- Baoshan Iron & Steel Co., Ltd
- Hantao HU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
TOP-BLOWING LANCE FOR CONVERTER, METHOD FOR ADDING AUXILIARY RAW MA...
- Publication number 20240076755
- Publication date Mar 7, 2024
- JFE STEEL CORPORATION
- Shota AMANO
- C21 - METALLURGY OF IRON
Information Patent Application
MOLTEN IRON REFINING METHOD
- Publication number 20240076754
- Publication date Mar 7, 2024
- JFE STEEL CORPORATION
- Futoshi OGASAWARA
- C21 - METALLURGY OF IRON
Information Patent Application
MOLTEN IRON REFINING METHOD
- Publication number 20240060149
- Publication date Feb 22, 2024
- JFE STEEL CORPORATION
- Futoshi OGASAWARA
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING LOW-CARBON FERROMANGANESE
- Publication number 20230167518
- Publication date Jun 1, 2023
- JFE STEEL CORPORATION
- Nobuhiko ODA
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD OF DYNAMIC CONTROL FOR BOTTOM BLOWING O2-CO2-CaO CONVERTER S...
- Publication number 20220325368
- Publication date Oct 13, 2022
- UNIVERSITY OF SCIENCE AND TECHNOLOGY BEIJING
- Rong ZHU
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD TO CONTROL SLAG FOAMING IN A SMELTING PROCESS
- Publication number 20210047702
- Publication date Feb 18, 2021
- TATA STEEL NEDERLAND TECHNOLOGY BV
- Ömer ARSLAN
- C21 - METALLURGY OF IRON
Information Patent Application
BLOW LANCE ASSEMBLY FOR METAL MANUFACTURING AND REFINING
- Publication number 20180258503
- Publication date Sep 13, 2018
- Lumar Metals Ltd.
- Marcelo de Souza Lima Guerra
- C21 - METALLURGY OF IRON
Information Patent Application
GAS PURGING ELEMENT AND CORRESPONDING GAS SUPPLY LINE
- Publication number 20170327914
- Publication date Nov 16, 2017
- Refractory Intellectual Property GmbH & Co. KG
- Bernd Trummer
- 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
Information Patent Application
IRON BATH-TYPE MELTING FURNACE
- Publication number 20110156326
- Publication date Jun 30, 2011
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd.)
- Hideaki Fujimoto
- C21 - METALLURGY OF IRON
Information Patent Application
METHOD FOR PRODUCING MOLTEN IRON
- Publication number 20110011209
- Publication date Jan 20, 2011
- Kabushiki Kaisha Kobe Seiko Sho(Kobe Steel, Ltd.)
- Masataka Tateishi
- C21 - METALLURGY OF IRON
Information Patent Application
Method of producing steel with high manganese and low carbon content
- Publication number 20110000339
- Publication date Jan 6, 2011
- Lutz Rose
- C21 - METALLURGY OF IRON
Information Patent Application
PROCESS FOR PRODUCING MOLTEN IRON
- Publication number 20100229685
- Publication date Sep 16, 2010
- Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
- Hideaki Fujimoto
- C21 - METALLURGY OF IRON
Information Patent Application
Gas supply system for a metallurgical furnace and method for operat...
- Publication number 20090194918
- Publication date Aug 6, 2009
- Peter Heinrich
- C21 - METALLURGY OF IRON
Information Patent Application
Method of and smelter for producing steel with high manganese and l...
- Publication number 20090114062
- Publication date May 7, 2009
- Lutz Rose
- C21 - METALLURGY OF IRON
Information Patent Application
Production of Stainless Steel of AISI 4XX Grade Ferritic Steel in a...
- Publication number 20090031860
- Publication date Feb 5, 2009
- Johann Reichel
- C21 - METALLURGY OF IRON
Information Patent Application
Refining method and refining apparatus for chromium-contained molte...
- Publication number 20070152386
- Publication date Jul 5, 2007
- NIPPON STEEL CORPORATION
- Kosuke Yamashita
- C21 - METALLURGY OF IRON
Information Patent Application
Gas supply system for a metallurgical furnace and operating method...
- Publication number 20060038327
- Publication date Feb 23, 2006
- Peter Heinrich
- C21 - METALLURGY OF IRON
Information Patent Application
Method for refining molten iron containing chromium
- Publication number 20040245682
- Publication date Dec 9, 2004
- Kosuke Yamashita
- C21 - METALLURGY OF IRON
Information Patent Application
Direct smelting process
- Publication number 20020050188
- Publication date May 2, 2002
- Rodney James Dry
- C21 - METALLURGY OF IRON

Blowing from above and through the bath

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Bottom stirring tuyere and method for a basic oxygen furnace

Metal making lance with infrared camera in lance head

Method for refining hot metal in converter

Method for preliminary treatment of molten iron

Method for preparing low-cost clean steel

Gas purging element and associated gas feed line

Top-blowing lance and method for refining molten iron using the same

Iron bath-type melting furnace

Method for producing molten iron

Process for producing molten iron

Gas supply system for a metallurgical furnace and method for operat...

Method of producing steel with high manganese and low carbon content

Production of stainless steel of AISI 4xx grade ferritic steel in a...

Gas supply system for a metallurgical furnace and operating method...

Refining method and refining apparatus for chromium-contained molte...

Direct smelting process

Pressure converter steelmaking method

Process for smelting reduction of chromium ore

Process for producing steel by converter

Method of decarburizing refining molten steel containing Cr

Method of and device for operating an arc furnace with two vessels

Method for refining chromium-containing molten steel by decarburiza...

Method and apparatus for manufacturing medium or low carbon ferroma...

Converter for the production of steel

Apparatus and method for submerged injection of a feed composition...

Method for blowing oxidizing gases into molten metal

Method for producing steel

Method for producing steel

Method for producing steel

Treatment of a melt with a gas and means therefor

Patents Applicationslast 30 patents

METHOD FOR PREPARING TITANIUM-CONTAINING ULTRA-LOW-CARBON STEEL

TOP-BLOWING LANCE FOR CONVERTER, METHOD FOR ADDING AUXILIARY RAW MA...

MOLTEN IRON REFINING METHOD

MOLTEN IRON REFINING METHOD

METHOD FOR PRODUCING LOW-CARBON FERROMANGANESE

METHOD OF DYNAMIC CONTROL FOR BOTTOM BLOWING O2-CO2-CaO CONVERTER S...

METHOD TO CONTROL SLAG FOAMING IN A SMELTING PROCESS

BLOW LANCE ASSEMBLY FOR METAL MANUFACTURING AND REFINING

GAS PURGING ELEMENT AND CORRESPONDING GAS SUPPLY LINE

TOP-BLOWING LANCE AND METHOD FOR REFINING MOLTEN IRON USING THE SAME

IRON BATH-TYPE MELTING FURNACE

METHOD FOR PRODUCING MOLTEN IRON

Method of producing steel with high manganese and low carbon content

PROCESS FOR PRODUCING MOLTEN IRON

Gas supply system for a metallurgical furnace and method for operat...

Method of and smelter for producing steel with high manganese and l...

Production of Stainless Steel of AISI 4XX Grade Ferritic Steel in a...

Refining method and refining apparatus for chromium-contained molte...

Gas supply system for a metallurgical furnace and operating method...

Method for refining molten iron containing chromium

Direct smelting process