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C21B2100/02
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CHEMISTRY METALLURGY
C21
Iron metallurgy
C21B
MANUFACTURE OF IRON OR STEEL
C21B2100/00
Exhaust gases
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C21B2100/02
Treatment of the exhaust gases
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Patents Grants
last 30 patents
Information
Patent Grant
Blast furnace and method for operating a blast furnace
Patent number
10,287,643
Issue date
May 14, 2019
CCP TECHNOLOGY GMBH
Olaf Kuhl
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for operation of blast furnace
Patent number
10,106,863
Issue date
Oct 23, 2018
Nippon Steel & Sumitomo Metal Corporation
Takanobu Inada
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for operating a top gas recycling blast furnace installation
Patent number
10,072,312
Issue date
Sep 11, 2018
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Michael Grant
C21 - METALLURGY OF IRON
Information
Patent Grant
Reformer gas-based reducing method with reduced NOx emission
Patent number
10,030,911
Issue date
Jul 24, 2018
PRIMETALS TECHNOLOGIES AUSTRIA GMBH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Grant
Apparatus for manufacturing reduced iron and method for manufacturi...
Patent number
9,783,862
Issue date
Oct 10, 2017
Posco
Myoung-Kyun Shin
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for iron-making with full oxygen and hydrogen-rich gas and e...
Patent number
9,581,387
Issue date
Feb 28, 2017
CENTRAL IRON & STEEL RESEARCH INSTITUTE
Yuanhong Qi
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and device for operating a smelting reduction process
Patent number
9,574,247
Issue date
Feb 21, 2017
PRIMETALS TECHNOLOGIES AUSTRIA GMBH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for producing direct reduced iron (DRI) utilizing gases der...
Patent number
9,546,409
Issue date
Jan 17, 2017
HYL TECHNOLOGIES, S.A. DE C.V.
Eugenio Zendejas-Martinez
C21 - METALLURGY OF IRON
Information
Patent Grant
System for energy optimization in a plant for producing direct-redu...
Patent number
9,534,264
Issue date
Jan 3, 2017
PRIMETALS TECHNOLOGIES AUSTRIA GMBH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and device for producing pig iron
Patent number
9,428,818
Issue date
Aug 30, 2016
PRIMETALS TECHNOLOGIES AUSTRIA GMBH
Hado Heckmann
C21 - METALLURGY OF IRON
Information
Patent Grant
Device for the closed-loop control of process gases in a plant for...
Patent number
9,400,139
Issue date
Jul 26, 2016
PRIMETALS TECHNOLOGIES AUSTRIA GMBH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for treating waste gases from plants for pig iron production
Patent number
9,377,242
Issue date
Jun 28, 2016
PRIMETALS TECHNOLOGIES AUSTRIA GMBH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Grant
Production of iron
Patent number
9,376,730
Issue date
Jun 28, 2016
Technological Resources PTY Limited
Timothy James Evans
C21 - METALLURGY OF IRON
Information
Patent Grant
Combined pre-treatment process for enabling feed material to be cha...
Patent number
9,347,109
Issue date
May 24, 2016
Vale S.A.
Stephen M. Potter
C21 - METALLURGY OF IRON
Information
Patent Grant
Carbon dioxide reduction in steelworks
Patent number
9,322,597
Issue date
Apr 26, 2016
Siemens Aktiengesellschaft
Manfred Baldauf
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for direct reduction of iron oxide
Patent number
9,273,368
Issue date
Mar 1, 2016
Hatch Ltd.
Iakov M. Gordon
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and device for reducing iron-oxide-containing feedstocks in...
Patent number
9,255,302
Issue date
Feb 9, 2016
Siemens Vai Metals Technologies GmbH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Grant
Process for regulating joule value of offgases from plants for pig...
Patent number
9,222,042
Issue date
Dec 29, 2015
PRIMETALS TECHNOLOGIES AUSTRIA GmBH
Robert Millner
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
Reformer gas-based reducing method with reduced NOx emission
Patent number
9,181,595
Issue date
Nov 10, 2015
Siemens Vai Metals Technologies GmbH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Grant
System and method for reducing iron oxide to metallic iron using na...
Patent number
9,127,326
Issue date
Sep 8, 2015
Midrex Technologies, Inc.
Gary E. Metius
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and device for producing a fluid enriched with carbon dioxid...
Patent number
9,034,080
Issue date
May 19, 2015
L'Air Liquide Societe Anonyme pour l'Etude et l'Exploitation des Procedes Geo...
Alain Briglia
C21 - METALLURGY OF IRON
Information
Patent Grant
System and method for reducing iron oxide to metallic iron using co...
Patent number
9,028,585
Issue date
May 12, 2015
Midrex Technologies, Inc.
Gary E. Metius
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for the simultaneous production of iron and a crude syngas c...
Patent number
8,992,663
Issue date
Mar 31, 2015
Thyssenkrupp Uhde GmbH
Johannes Menzel
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of operating regenerative heaters in blast furnace plant
Patent number
8,992,823
Issue date
Mar 31, 2015
Paul Wurth Refractory & Engineering GmbH
Friedrich Eschmann
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for iron-making with full oxygen and hydrogen-rich gas and e...
Patent number
8,986,601
Issue date
Mar 24, 2015
Central Iron & Steel Research Institute
Yuanhong Qi
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and system for producing pig iron or fluid steel pre-products
Patent number
8,968,441
Issue date
Mar 3, 2015
Siemens Vai Metals Technologies GmbH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Grant
Process and plant for producing hot metal
Patent number
8,926,728
Issue date
Jan 6, 2015
Outotec Oyj
Jean-Paul Nepper
C21 - METALLURGY OF IRON
Information
Patent Grant
Method and apparatus for direct reduction ironmaking
Patent number
8,926,729
Issue date
Jan 6, 2015
Mitsubishi Heavy Industries, Ltd.
Masaki Iijima
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for cleaning a gas flow loaded with dust
Patent number
8,882,893
Issue date
Nov 11, 2014
Siemens Vai Metals Technologies GmbH
Robert Millner
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR OPERATING A TOP GAS RECYCLING BLAST FURNACE INSTALLATION
Publication number
20170002434
Publication date
Jan 5, 2017
L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
Michael GRANT
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND APPARATUS FOR THE ENERGY-EFFICIENT OPERATION OF SECONDAR...
Publication number
20170003695
Publication date
Jan 5, 2017
SMS group GMBH
Joerg THOMASBERGER
C21 - METALLURGY OF IRON
Information
Patent Application
BLAST FURNACE AND METHOD FOR OPERATING A BLAST FURNACE
Publication number
20170002433
Publication date
Jan 5, 2017
Olaf Kuhl
C21 - METALLURGY OF IRON
Information
Patent Application
PLANT COMBINATION FOR PRODUCING STEEL AND METHOD FOR OPERATING THE...
Publication number
20160348195
Publication date
Dec 1, 2016
THYSSENKRUPP AG
Reinhold Achatz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
COMBINED SYSTEM FOR PRODUCING STEEL AND METHOD FOR OPERATING THE CO...
Publication number
20160326605
Publication date
Nov 10, 2016
THYSSENKRUPP AG
Reinhold Achatz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD FOR OPERATION OF BLAST FURNACE
Publication number
20160326604
Publication date
Nov 10, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Takanobu INADA
C21 - METALLURGY OF IRON
Information
Patent Application
COMBINED SYSTEM FOR PRODUCING STEEL AND METHOD FOR OPERATING THE CO...
Publication number
20160319383
Publication date
Nov 3, 2016
THYSSENKRUPP AG
Reinhold Achatz
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
METHOD AND DEVICE FOR REDUCING IRON-OXIDE-CONTAINING FEEDSTOCKS IN...
Publication number
20160076113
Publication date
Mar 17, 2016
SIEMENS VAI METALS TECHNOLOGIES GMBH
Robert MILLNER
C21 - METALLURGY OF IRON
Information
Patent Application
BLAST FURNACE WITH TOP-GAS RECYCLE
Publication number
20150068364
Publication date
Mar 12, 2015
HYL TECHNOLOGIES, S.A. DE C.V.
José-Carlos Garza-Davila
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCTION AND APPARATUS FOR PRODUCTION OF REDUCED IRON
Publication number
20150013498
Publication date
Jan 15, 2015
TELSUGEN CORPORATION
Seita Uekawa
C21 - METALLURGY OF IRON
Information
Patent Application
Process for Carbothermic or Electrothermic Production of Crude Iron...
Publication number
20140373677
Publication date
Dec 25, 2014
Thomas Stumpf
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND DEVICE FOR OPERATING A SMELTING REDUCTION PROCESS
Publication number
20140361472
Publication date
Dec 11, 2014
Siemens VAI Metals Technologies GmbH
Robert MILLNER
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS FOR PRODUCING DIRECT REDUCED IRON (DRI) UTILIZING GASES DER...
Publication number
20140260803
Publication date
Sep 18, 2014
Danieli & C. Officine Meccaniche, S.P.A
Eugenio Zendejas-Martinez
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF OPERATING REGENERATIVE HEATERS IN BLAST FURNACE PLANT
Publication number
20140252696
Publication date
Sep 11, 2014
PAUL WURTH REFRACTORY & ENGINEERING GMBH
Friedrich Eschmann
C21 - METALLURGY OF IRON
Information
Patent Application
IRONMAKING PROCESS AND INSTALLATION
Publication number
20140230606
Publication date
Aug 21, 2014
Xavier Traversac
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND DEVICE FOR PRODUCING PIG IRON
Publication number
20140224068
Publication date
Aug 14, 2014
SIEMENS VAI METALS TECHNOLOGIES
Hado Heckmann
C21 - METALLURGY OF IRON
Information
Patent Application
SYSTEM FOR ENERGY OPTIMIZATION IN A PLANT FOR PRODUCING DIRECT-REDU...
Publication number
20140217653
Publication date
Aug 7, 2014
SIEMENS VAI METALS TECHNOLOGIES GMBH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR TREATING WASTE GASES FROM PLANTS FOR PIG IRON PRODUCTION
Publication number
20140202285
Publication date
Jul 24, 2014
SIEMENS VAI METALS TECHNOLOGIES GMBH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS FOR DIRECT REDUCTION OF IRON OXIDE
Publication number
20140150607
Publication date
Jun 5, 2014
HATCH LTD.
Iakov M. Gordon
C21 - METALLURGY OF IRON
Information
Patent Application
DEVICE FOR THE CLOSED-LOOP CONTROL OF PROCESS GASES IN A PLANT FOR...
Publication number
20140138884
Publication date
May 22, 2014
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Application
CARBON DIOXIDE REDUCTION IN STEELWORKS
Publication number
20140130639
Publication date
May 15, 2014
Siemens Aktiengesellschaft
Manfred Baldauf
C21 - METALLURGY OF IRON
Information
Patent Application
SYSTEM AND METHOD FOR REDUCING IRON OXIDE TO METALLIC IRON USING NA...
Publication number
20140053686
Publication date
Feb 27, 2014
MIDREX TECHNOLOGIES, INC.
Gary E. METIUS
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
PROCESS FOR REGULATING JOULE VALUE OF OFFGASES FROM PLANTS FOR PIG...
Publication number
20140007504
Publication date
Jan 9, 2014
SIEMENS VAI METALS TECHOLOGIES GMBH
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Application
METALLURGICAL PLANT WITH EFFICIENT WASTE-HEAT UTILIZATION
Publication number
20140000535
Publication date
Jan 2, 2014
Robert Millner
C21 - METALLURGY OF IRON
Information
Patent Application
SYSTEM AND METHOD FOR REDUCING IRON OXIDE TO METALLIC IRON USING CO...
Publication number
20130312571
Publication date
Nov 28, 2013
MIDREX TECHNOLOGIES, INC.
Gary E. METIUS
C21 - METALLURGY OF IRON
Information
Patent Application
PRODUCTION OF IRON
Publication number
20130276584
Publication date
Oct 24, 2013
TECHNOLOGICAL RESOURCES PTY. LIMITED
Timothy James Evans
C21 - METALLURGY OF IRON
Information
Patent Application
PROCESS FOR OPERATING A BLAST FURNACE INSTALLATION WITH TOP GAS REC...
Publication number
20130270752
Publication date
Oct 17, 2013
Philippe Blostein
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND DEVICE FOR PRODUCING A FLUID ENRICHED WITH CARBON DIOXID...
Publication number
20130259782
Publication date
Oct 3, 2013
L'Air Liquide Societe Anonyme pour I'Etude et I'Exploitation des Procedes Geo...
Alain Briglia
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD AND APPARATUS FOR SEQUESTERING CARBON DIOXIDE FROM A SPENT GAS
Publication number
20130171049
Publication date
Jul 4, 2013
MIDREX TECHNOLOGIES, INC.
Gary E. Metius
C21 - METALLURGY OF IRON