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Method For Producing Liquid Pig Iron From A Product Of Dsl - EP4219773

The patent EP4219773 was granted to SMS Group on Oct 9, 2024. The application was originally filed on Mar 2, 2021 under application number EP23152997A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4219773

SMS GROUP
Application Number
EP23152997A
Filing Date
Mar 2, 2021
Status
Granted And Under Opposition
Sep 6, 2024
Grant Date
Oct 9, 2024
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (5)

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PRIMETALS AUSTRIAJul 7, 2025MEISSNER BOLTE NURNBERGADMISSIBLE
SCHOPPE ZIMMERMANN STOCKELER ZINKLER SCHENK & PARTNERJul 3, 2025STOCKELERADMISSIBLE
TATA STEEL IJMUIDENJun 26, 2025GROUP SERVICESADMISSIBLE
THYSSENKRUPP STEEL EUROPEJun 25, 2025THYSSENKRUPP STEEL EUROPEADMISSIBLE
ARCELORMITTALJun 20, 2025LAVOIXADMISSIBLE

Patent Citations (42) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONEP1160337
DESCRIPTIONEP1160338
DESCRIPTIONEP1298224
DESCRIPTIONUS5810905
DESCRIPTIONWO2017207472
OPPOSITIONCN103266194
OPPOSITIONCN103397140
OPPOSITIONCN103805727
OPPOSITIONDE3201608
OPPOSITIONEP1073773
OPPOSITIONEP1144696
OPPOSITIONEP1160337
OPPOSITIONEP1160338
OPPOSITIONEP1298224
OPPOSITIONEP1437420
OPPOSITIONGB191322692
OPPOSITIONUS2003070507
OPPOSITIONUS2004060389
OPPOSITIONUS2004076539
OPPOSITIONUS2008236335
OPPOSITIONUS2010180723
OPPOSITIONUS2013098202
OPPOSITIONUS2018274047
OPPOSITIONUS3472649
OPPOSITIONUS3472650
OPPOSITIONUS3690867
OPPOSITIONUS4071687
OPPOSITIONUS4447265
OPPOSITIONUS5445363
OPPOSITIONUS5810905
OPPOSITIONUS5946339
OPPOSITIONUS6149709
OPPOSITIONUS6843828
OPPOSITIONUS8391331
OPPOSITIONWO0172090
OPPOSITIONWO2010128402
OPPOSITIONWO2011151020
OPPOSITIONWO2017207472
OPPOSITIONWO9951783
SEARCHEP1437420
SEARCHUS2004076539
SEARCHUS2013098202

Non-Patent Literature (NPL) Citations (18) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
OPPOSITION- Anonymous, "DRI Products & Applications - Providing flexibility for steelmaking", Midrex, (20180401), Midrex, URL: https://www.midrex.com/wp-content/uploads/MIdrexDRI_ProductsBrochure_4-12-18-1.pdf, XP093291234
OPPOSITION- Anonymous, "Dry granulation of EAF and LF slags", REUSteel - Project Number 839227, (20190101), REUSteel - Project Number 839227, URL: https://www.reusteel.eu/files/Dry%20slag%20granulation%20-%20for%20high%20schools.pdf, XP093291248
OPPOSITION- Candusso Claudio, Iacuzzi Massimo, Marcuzzi Simone, Tolazzi Daniele, "ELECTRIC ARC FURNACE SIDE-WALL FIX INJECTORS - DEVELOPMENTS AND OPERATIONAL RESULTS", XXXVII Steelmaking Seminar, (20060501), pages 647 - 656, XP093291251
OPPOSITION- Ciocan Anișoara, "AN OVERVIEW OF ASSESSMENT OF THE BLAST FURNACE SLAG TRANSFORMATION INTO VALUE ADDED BY-PRODUCTS ON BASIS OF ITS CHARACTERISTICS KNOWLEDGE", THE ANNALS OF “DUNAREA DE JOS” UNIVERSITY OF GALATI. FASCICLE IX. METALLURGY AND MATERIALS SCIENCE, (20120101), vol. 2, ISSN 1453-083X, pages 40 - 48, XP093291240
OPPOSITION- D4a - captures d.écran visant à prouver une date d.accessibilité au public de D4
OPPOSITION- Jsw Cement Ltd, "Ground Granulated Blast Furnace Slag", (20150630), pages 1 - 4, URL: https://www.jswcement.in/pdf/JSW-GGBS-Technical-Data-Sheet.pdf, (20230327), XP093034787
OPPOSITION- Lee Y S, Kim J R, Yi S H, Min D J, "Viscous behaviour of CaO-SiO 2 -Al 2 O 3 -MgO-FeO slag", VII International Conference on Molten Slags Fluxes and Salts, The South African Institute of Mining and Metallurgy, (20040101), XP093296160
OPPOSITION- Locher, Friedrich W., "Chapter 4: Other main cement constituents", Locher, Friedrich W., F. W. Locher, Cement: Principles of Production and Use, Düsseldorf , BAU & TECHNIK , (20060101), pages 90 - 96, ISBN 3-7640-0420-7, XP009562396
OPPOSITION- Marko Kekkonen, Lauri Holappa, "Comparison of different coal based direct reduction processes", Publications in materials science and metallurgy, Helsinki University of Technology, Finland, Finland, (20000701), no. TKK-MK-99, ISSN 1455-2329, ISBN 951-22-5134-5, pages 1 - 46, XP009561136
OPPOSITION- Shultz Richard L., Piergiorgio Fontana, Heinz Leimkühler, "Redsmelt: An alternative ironmaking technology improve economics and environmental compatibility for pig iron production", Proceedings / International Conference on New Developments in Metallurgical Process Technology : Düsseldorf, June 13 - 15, 1999 ; METEC Congress 99, Verl. Stahleisen, DE, DE, (19990101), ISBN 978-3-514-00634-8, pages 50 - 57, XP093291236
OPPOSITION- SUJAY KUMAR DUTTA; RAMESHWAR SAH, "Chapter 1: Introduction", SUJAY KUMAR DUTTA; RAMESHWAR SAH, SUJAY KUMAR DUTTA, RAMESHWAR SAH, ALTERNATIVE METHODS OF IRONMAKING, 1st Edition, New Delhi, S. CHAND & COMPANY LTD., (20120101), pages 3 - 4, ISBN 81-219-4058-3, XP009562483
OPPOSITION- Per Enhag, "8.2 Iron and Steel - Some Definitions", Per Enhag, Per Enghag, Encyclopedia of the Elements: Technical Data - History ∙ Processing ∙ Applications, Weinheim, Wiley-VCH, (20040903), pages 171 - 172, doi:10.1002/9783527612338.ch8, ISBN 3-527-30666-8, XP009562481
OPPOSITION- Chen Mao, Zhang Dianwei, Kou Mingyin, Zhao Baojun, "Viscosities of Iron Blast Furnace Slags", ISIJ International, IRON AND STEEL INSTITUTE OF JAPAN, TOKYO,, JP, JP , (20140101), vol. 54, no. 9, doi:10.2355/isijinternational.54.2025, ISSN 0915-1559, pages 2025 - 2030, XP093291244
OPPOSITION- Saleh Nuryadi, Rochani Siti, "Study on Basicity in Direct Reduced Iron Smelting", Indonesian Mining Journal, IMJ Testing Center for Mineral and Coal tekMIRA, Indonesia, Indonesia, (20150601), vol. 18, no. 2, doi:10.30556/imj.Vol18.No2.2015.290, ISSN 0854-9931, pages 59 - 70, XP093291245
OPPOSITION- Manchisi James, Matinde Elias, Rowson Neil A., Simmons Mark J. H., Simate Geoffrey S., Ndlovu Sehliselo, Mwewa Brian, "Ironmaking and Steelmaking Slags as Sustainable Adsorbents for Industrial Effluents and Wastewater Treatment: A Critical Review of Properties, Performance, Challenges and Opportunities", Sustainability, Molecular Diversity Preservation International (M D P I), CH, CH , (20200309), vol. 12, no. 5, doi:10.3390/su12052118, ISSN 2071-1050, page 2118, XP055791928
OPPOSITION- Faucher Santiago, Mostaghel Sina, So Lily Lai Chi, Oh Sang Yoon, "RECENT DEVELOPMENTS IN DRY SLAG GRANULATION: A PATH TO IMPROVING SAFETY AND SUSTAINBILITY OF THE METALLURGICAL SECTOR", Anais do Congresso Anual da ABM, Editora Blucher, São Paulo, São Paulo, (20160901), doi:10.5151/1516-392X-27552, ISSN 1516-392X, pages 202 - 213, XP093135390
SEARCH- Jsw Cement Ltd, "Ground Granulated Blast Furnace Slag", (20150630), pages 1 - 4, URL: https://www.jswcement.in/pdf/JSW-GGBS-Technical-Data-Sheet.pdf, (20230327), XP093034787 [X] 14-17 * page 2 *
SEARCH- MANCHISI JAMES ET AL, "Ironmaking and Steelmaking Slags as Sustainable Adsorbents for Industrial Effluents and Wastewater Treatment: A Critical Review of Properties, Performance, Challenges and Opportunities", SUSTAINABILITY, (20200309), vol. 12, no. 5, doi:10.3390/su12052118, page 2118, XP055791941 [X] 14-17 * figure 4 * * table 2 *

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