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making metallised agglomerates or iron oxide
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CPC
C21B13/0046
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Parent Industries
C
CHEMISTRY METALLURGY
C21
Iron metallurgy
C21B
MANUFACTURE OF IRON OR STEEL
C21B13/00
Making spongy iron or liquid steel, by direct processes
Current Industry
C21B13/0046
making metallised agglomerates or iron oxide
Industries
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Patents Grants
last 30 patents
Information
Patent Grant
Battery recycling
Patent number
12,136,713
Issue date
Nov 5, 2024
FORM ENERGY, INC.
Nicholas Reed Perkins
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Reduced iron production method and production apparatus
Patent number
11,549,155
Issue date
Jan 10, 2023
Kobe Steel, Ltd.
Tomoki Uemura
C21 - METALLURGY OF IRON
Information
Patent Grant
Composite iron pellets and methods of making same
Patent number
11,530,464
Issue date
Dec 20, 2022
SABIC GLOBAL TECHNOLOGIES B.V.
Mohamed Bahgat Saddik
C21 - METALLURGY OF IRON
Information
Patent Grant
Direct reduced iron (DRI) heat treatment, products formed therefrom...
Patent number
11,427,877
Issue date
Aug 30, 2022
Nucor Corporation
Bradford Granger True
C21 - METALLURGY OF IRON
Information
Patent Grant
Raw material for direct reduction, method of producing raw material...
Patent number
11,198,914
Issue date
Dec 14, 2021
Nippon Steel Corporation
Moritoshi Mizutani
C21 - METALLURGY OF IRON
Information
Patent Grant
Binding process for pyrophoric steelmaking byproducts
Patent number
10,907,225
Issue date
Feb 2, 2021
J.C. Steele & Sons, Inc.
Charles M. Steele
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Cokeless sinter blend compositions
Patent number
10,704,119
Issue date
Jul 7, 2020
Nu-Iron Technology, LLC
Gary Levanduski
C21 - METALLURGY OF IRON
Information
Patent Grant
Coated iron ore pellets and a process of making and reducing the sa...
Patent number
10,550,445
Issue date
Feb 4, 2020
SABIC GLOBAL TECHNOLOGIES B.V.
Mohamed Bahgat Saddik
C21 - METALLURGY OF IRON
Information
Patent Grant
Fluxing agent, process of its production, agglomeration mixture and...
Patent number
10,435,760
Issue date
Oct 8, 2019
ECOFER, S.R.O.
Milan Raclavský
C21 - METALLURGY OF IRON
Information
Patent Grant
Composite iron pellets
Patent number
10,214,788
Issue date
Feb 26, 2019
Saudi Basic Industries Corporation
Mohamed Bahgat Saddik
C21 - METALLURGY OF IRON
Information
Patent Grant
Device for producing partially reduced iron
Patent number
10,155,997
Issue date
Dec 18, 2018
PRIMETALS TECHNOLOGIES JAPAN, LTD.
Susumu Kamikawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for manufacturing reduced iron agglomerates
Patent number
10,144,981
Issue date
Dec 4, 2018
Kobe Steel, Ltd.
Shoichi Kikuchi
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing reduced iron
Patent number
10,017,836
Issue date
Jul 10, 2018
Kobe Steel, Ltd.
Shoichi Kikuchi
C21 - METALLURGY OF IRON
Information
Patent Grant
Process and apparatus for producing pressed articles
Patent number
9,382,594
Issue date
Jul 5, 2016
PRIMETALS TECHNOLOGIES AUSTRIA GMBH
Thomas Eder
C21 - METALLURGY OF IRON
Information
Patent Grant
Process and device for producing pig iron or liquid steel precursors
Patent number
9,181,594
Issue date
Nov 10, 2015
Siemens Vai Metals Technologies GmbH
Christian Boehm
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing granular metallic iron
Patent number
9,180,521
Issue date
Nov 10, 2015
Kobe Steel, Ltd.
Ryota Misawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for producing reduced iron pellets, and process for produci...
Patent number
9,034,074
Issue date
May 19, 2015
Nippon Steel & Sumitomo Metal Corporation
Tetsuharu Ibaraki
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for recycling of steel industry iron bearing by-products, p...
Patent number
9,011,573
Issue date
Apr 21, 2015
Saudi Basic Industries Corporation
Syed Niaz Ahsan
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and system for producing direct reduced iron and/or hot meta...
Patent number
8,999,033
Issue date
Apr 7, 2015
Midrex Technologies, Inc.
Masahiko Tetsumoto
C21 - METALLURGY OF IRON
Information
Patent Grant
Partially-reduced iron producing apparatus and partially-reduced ir...
Patent number
8,974,571
Issue date
Mar 10, 2015
Mitsubishi-Hitachi Metals Machinery, Inc.
Susumu Kamikawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Partially-reduced iron producing method and partially-reduced iron...
Patent number
8,961,650
Issue date
Feb 24, 2015
Mitsubishi-Hitachi Metals Machinery, Inc.
Susumu Kamikawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Direct production of iron slabs and nuggets from ore without pellet...
Patent number
8,906,131
Issue date
Dec 9, 2014
John J. Simmons
C21 - METALLURGY OF IRON
Information
Patent Grant
System and method for making metallic iron with reduced CO2 emissions
Patent number
8,858,678
Issue date
Oct 14, 2014
Nu-Iron Technology, LLC
Richard F. Kiesel
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for production of direct reduced iron
Patent number
8,709,128
Issue date
Apr 29, 2014
Luossavaara-Kiirunavaara AB
Klaus Knop
C21 - METALLURGY OF IRON
Information
Patent Grant
Process and device for producing pig iron or liquid steel precursors
Patent number
8,632,622
Issue date
Jan 21, 2014
Siemens Vai Metals Technologies GmbH
Christian Boehm
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and apparatus for manufacturing granular metallic iron
Patent number
8,617,459
Issue date
Dec 31, 2013
Kobe Steel, Ltd.
Koji Tokuda
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for reducing iron oxide and producing syngas
Patent number
8,540,794
Issue date
Sep 24, 2013
Jiann-Yang Hwang
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and system for producing metallic iron nuggets
Patent number
8,470,068
Issue date
Jun 25, 2013
Nu-Iron Technology, LLC
Iwao Iwasaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Briquetting of mill scale
Patent number
8,444,746
Issue date
May 21, 2013
RHM Rohstoff-Handelsgesellschaft mbH
Udo Meynerts
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing briquette, method for producing reduced metal,...
Patent number
8,419,824
Issue date
Apr 16, 2013
Kobe Steel, Ltd.
Masahiko Tetsumoto
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR PRODUCING AGGLOMERATED ORE, METHOD FOR PRODUCING REDUCED...
Publication number
20240279758
Publication date
Aug 22, 2024
JFE STEEL CORPORATION
Kota MORIYA
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS AND SYSTEM FOR THE PRODUCTION OF IRON NUGGETS
Publication number
20240182993
Publication date
Jun 6, 2024
Carbontec Energy Corporation
John Simmons
C21 - METALLURGY OF IRON
Information
Patent Application
METAL OXIDE MATERIAL REDUCTION MEANS
Publication number
20240124948
Publication date
Apr 18, 2024
LUOSSAVAARA-KIIRUNAVAARA AB
Ola Eriksson
C21 - METALLURGY OF IRON
Information
Patent Application
BIOMASS DIRECT REDUCED IRON
Publication number
20230407423
Publication date
Dec 21, 2023
TECHNOLOGICAL RESOURCES PTY. LIMITED
Michael Buckley
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS FOR THE PRODUCTION OF IRON ORE FINES AGGLOMERATE AND THE AG...
Publication number
20220106664
Publication date
Apr 7, 2022
VALE S.A.
Flávio de Castro DUTRA
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS AND APPARATUS FOR DIRECT REDUCTION WITH ELECTRICALLY HEATED...
Publication number
20220074006
Publication date
Mar 10, 2022
PRIMETALS TECHNOLOGIES AUSTRIA GMBH
Franz HAUZENBERGER
C21 - METALLURGY OF IRON
Information
Patent Application
RAW MATERIAL FOR DIRECT REDUCTION, METHOD OF PRODUCING RAW MATERIAL...
Publication number
20200224285
Publication date
Jul 16, 2020
NIPPON STEEL CORPORATION
Moritoshi MIZUTANI
C21 - METALLURGY OF IRON
Information
Patent Application
REDUCED IRON PRODUCTION METHOD AND PRODUCTION APPARATUS
Publication number
20190169704
Publication date
Jun 6, 2019
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Tomoki UEMURA
C21 - METALLURGY OF IRON
Information
Patent Application
DIRECT REDUCED IRON (DRI) HEAT TREATMENT, PRODUCTS FORMED THEREFROM...
Publication number
20190085420
Publication date
Mar 21, 2019
Nucor Corporation
Bradford Granger True
C21 - METALLURGY OF IRON
Information
Patent Application
COKELESS SINTER BLEND COMPOSITIONS
Publication number
20180320245
Publication date
Nov 8, 2018
NU-IRON TECHNOLOGY, LLC
Gary Levanduski
C21 - METALLURGY OF IRON
Information
Patent Application
COATED IRON ORE PELLETS AND A PROCESS OF MAKING AND REDUCING THE SA...
Publication number
20180195140
Publication date
Jul 12, 2018
SABIC Global Technologies B.V.
Mohamed Bahgat SADDIK
C21 - METALLURGY OF IRON
Information
Patent Application
COMPOSITE IRON PELLETS AND METHODS OF MAKING SAME
Publication number
20180119248
Publication date
May 3, 2018
SABIC Global Technologies B.V.
Mohamed Bahgat SADDIK
C21 - METALLURGY OF IRON
Information
Patent Application
COMPOSITE IRON PELLETS
Publication number
20160340751
Publication date
Nov 24, 2016
Saudi Basic Industries Corporation
Mohamed Bahgat Saddik
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR MANUFACTURING IRON NUGGETS
Publication number
20160237514
Publication date
Aug 18, 2016
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Shuzo ITO
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR MANUFACTURING AGGLOMERATE AND REDUCED IRON
Publication number
20160168654
Publication date
Jun 16, 2016
KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL, LTD.
Osamu TSUCHIYA
C21 - METALLURGY OF IRON
Information
Patent Application
FLUXING AGENT, PROCESS OF ITS PRODUCTION, AGGLOMERATION MIXTURE AND...
Publication number
20160160302
Publication date
Jun 9, 2016
ECOFER, s.r.o.
Milan Raclavsky
C21 - METALLURGY OF IRON
Information
Patent Application
RAW MATERIAL FOR DIRECT REDUCTION, METHOD OF PRODUCING RAW MATERIAL...
Publication number
20160153061
Publication date
Jun 2, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Moritoshi MIZUTANI
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS OF THE PRODUCTION AND REFINING OF LOW-CARBON DRI (DIRECT RE...
Publication number
20140060251
Publication date
Mar 6, 2014
Wei-Kao Lu
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS AND DEVICE FOR PRODUCING PIG IRON OR LIQUID STEEL PRECURSORS
Publication number
20140042677
Publication date
Feb 13, 2014
SIEMENS VAI METALS TECHNOLOGIES GMBH
Christian BOEHM
C21 - METALLURGY OF IRON
Information
Patent Application
PARTIALLY-REDUCED IRON PRODUCING APPARATUS AND PARTIALLY-REDUCED IR...
Publication number
20130180362
Publication date
Jul 18, 2013
Mitsubishi-Hitachi Metals Machinery, Inc.
Susumu KAMIKAWA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING PRESSED ARTICLES CONTAINING COAL PARTICLES
Publication number
20130160607
Publication date
Jun 27, 2013
Hado Heckmann
C21 - METALLURGY OF IRON
Information
Patent Application
PARTIALLY-REDUCED IRON PRODUCING METHOD AND PARTIALLY-REDUCED IRON...
Publication number
20130139647
Publication date
Jun 6, 2013
Mitsubishi-Hitachi Metals Machinery, Inc.
Susumu KAMIKAWA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING GRANULAR METALLIC IRON
Publication number
20130098204
Publication date
Apr 25, 2013
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Ryota Misawa
C21 - METALLURGY OF IRON
Information
Patent Application
Direct Production of Iron Slabs and Nuggets From Ore Without Pellet...
Publication number
20130081516
Publication date
Apr 4, 2013
John J. Simmons
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS FOR PRODUCING GRANULAR METAL
Publication number
20130074654
Publication date
Mar 28, 2013
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Shuzo Ito
C21 - METALLURGY OF IRON
Information
Patent Application
CARBON-MATERIAL-CONTAINING IRON OXIDE BRIQUETTE COMPOSITION, METHOD...
Publication number
20130047787
Publication date
Feb 28, 2013
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Motohiro Horiguchi
C21 - METALLURGY OF IRON
Information
Patent Application
BENTONITE-BOUND COMPACTS OF UNDERSIZED OXIDIC IRON CARRIERS
Publication number
20130032005
Publication date
Feb 7, 2013
Christian Boehm
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS AND APPARATUS FOR PRODUCING PRESSED ARTICLES
Publication number
20120328465
Publication date
Dec 27, 2012
Thomas Eder
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR PRODUCING METALLIC IRON NUGGETS
Publication number
20120285295
Publication date
Nov 15, 2012
NU-IRON TECHNOLOGY, LLC
Iwao Iwasaki
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND APPARATUS FOR MANUFACTURING GRANULAR METALLIC IRON
Publication number
20120205840
Publication date
Aug 16, 2012
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Koji TOKUDA
C21 - METALLURGY OF IRON