EP4357467A4 - DEHYDRATION DEVICE, SYSTEM FOR PRODUCING STEEL SHEET AND METHOD FOR PRODUCING STEEL SHEET - Google Patents

DEHYDRATION DEVICE, SYSTEM FOR PRODUCING STEEL SHEET AND METHOD FOR PRODUCING STEEL SHEET Download PDF

Info

Publication number
EP4357467A4
EP4357467A4 EP22841788.7A EP22841788A EP4357467A4 EP 4357467 A4 EP4357467 A4 EP 4357467A4 EP 22841788 A EP22841788 A EP 22841788A EP 4357467 A4 EP4357467 A4 EP 4357467A4
Authority
EP
European Patent Office
Prior art keywords
steel sheet
producing steel
dehydration device
producing
dehydration
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP22841788.7A
Other languages
German (de)
French (fr)
Other versions
EP4357467A1 (en
Inventor
Yuki Toji
Kazuki Endoh
Hidekazu Minami
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Steel Corp
Original Assignee
JFE Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JFE Steel Corp filed Critical JFE Steel Corp
Publication of EP4357467A1 publication Critical patent/EP4357467A1/en
Publication of EP4357467A4 publication Critical patent/EP4357467A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/10—Furnaces therefor
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/04—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering with simultaneous application of supersonic waves, magnetic or electric fields
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D10/00—Modifying the physical properties by methods other than heat treatment or deformation
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
    • C21D3/02—Extraction of non-metals
    • C21D3/06—Extraction of hydrogen
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0236—Cold rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0257—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment with diffusion of elements, e.g. decarburising, nitriding
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0247—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the heat treatment
    • C21D8/0273—Final recrystallisation annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
    • C21D9/54—Furnaces for treating strips or wire
    • C21D9/663—Bell-type furnaces
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/26—Ferrous alloys, e.g. steel alloys containing chromium with niobium or tantalum
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/38—Ferrous alloys, e.g. steel alloys containing chromium with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/003—Apparatus
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
    • C23C2/06—Zinc or cadmium or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/26—After-treatment
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
    • C23C2/34—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the shape of the material to be treated
    • C23C2/36—Elongated material
    • C23C2/40—Plates; Strips

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Strip Materials And Filament Materials (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
EP22841788.7A 2021-07-14 2022-05-17 DEHYDRATION DEVICE, SYSTEM FOR PRODUCING STEEL SHEET AND METHOD FOR PRODUCING STEEL SHEET Pending EP4357467A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021116762 2021-07-14
PCT/JP2022/020580 WO2023286441A1 (en) 2021-07-14 2022-05-17 Dehydrogenation device, system for manufacturing steel sheet, and method for manufacturing steel sheet

Publications (2)

Publication Number Publication Date
EP4357467A1 EP4357467A1 (en) 2024-04-24
EP4357467A4 true EP4357467A4 (en) 2024-10-16

Family

ID=84919187

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22841788.7A Pending EP4357467A4 (en) 2021-07-14 2022-05-17 DEHYDRATION DEVICE, SYSTEM FOR PRODUCING STEEL SHEET AND METHOD FOR PRODUCING STEEL SHEET

Country Status (7)

Country Link
US (1) US20240352549A1 (en)
EP (1) EP4357467A4 (en)
JP (1) JP7384296B2 (en)
KR (1) KR20240015105A (en)
CN (1) CN117561341A (en)
MX (1) MX2024000716A (en)
WO (1) WO2023286441A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20240144275A (en) * 2022-03-25 2024-10-02 제이에프이 스틸 가부시키가이샤 Dehydrogenation device and steel plate manufacturing system, and method for manufacturing steel plates

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004131794A (en) * 2002-10-10 2004-04-30 Nippon Steel Corp Steel sheet dehydrogenation method and steel sheet manufacturing method using the same
JP2020153004A (en) * 2019-03-22 2020-09-24 Ｊｆｅスチール株式会社 Fused Zn-Al-based plated steel sheet and its manufacturing method
WO2020195946A1 (en) * 2019-03-22 2020-10-01 Ｊｆｅスチール株式会社 High-strength hot-dip galvanized steel sheet and method for producing same
EP4166681A1 (en) * 2020-07-14 2023-04-19 JFE Steel Corporation Dehydrogenation device, system for manufacturing steel sheet, and method for manufacturing steel sheet
EP4177363A1 (en) * 2020-07-14 2023-05-10 JFE Steel Corporation Continuous annealing apparatus, continuous hot-dip galvanizing apparatus, and method for manufacturing steel sheet
EP4183890A1 (en) * 2020-07-14 2023-05-24 JFE Steel Corporation Dehydrogenation method for steel material and steel product, and manufacturing method for steel material and steel product

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5531172B2 (en) * 1973-12-31 1980-08-16
JPS62287019A (en) * 1986-06-05 1987-12-12 Nippon Steel Corp Method and apparatus for applying oscillation to traveling metallic sheet without contact
MX2020006763A (en) 2017-12-27 2020-08-24 Jfe Steel Corp HIGH STRENGTH STEEL SHEET AND METHOD FOR THE PRODUCTION OF THE SAME.
CN111936658B (en) 2018-03-30 2021-11-02 杰富意钢铁株式会社 High-strength steel sheet and method for producing the same
CN110284030B (en) * 2019-08-06 2020-08-04 中南大学 Ultrasonic-assisted casting device and method for manufacturing aluminum-lithium alloy

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004131794A (en) * 2002-10-10 2004-04-30 Nippon Steel Corp Steel sheet dehydrogenation method and steel sheet manufacturing method using the same
JP2020153004A (en) * 2019-03-22 2020-09-24 Ｊｆｅスチール株式会社 Fused Zn-Al-based plated steel sheet and its manufacturing method
WO2020195946A1 (en) * 2019-03-22 2020-10-01 Ｊｆｅスチール株式会社 High-strength hot-dip galvanized steel sheet and method for producing same
EP3907304B1 (en) * 2019-03-22 2024-02-21 JFE Steel Corporation High-strength hot-dip galvanized steel sheet and method for producing same
EP4166681A1 (en) * 2020-07-14 2023-04-19 JFE Steel Corporation Dehydrogenation device, system for manufacturing steel sheet, and method for manufacturing steel sheet
EP4177363A1 (en) * 2020-07-14 2023-05-10 JFE Steel Corporation Continuous annealing apparatus, continuous hot-dip galvanizing apparatus, and method for manufacturing steel sheet
EP4183890A1 (en) * 2020-07-14 2023-05-24 JFE Steel Corporation Dehydrogenation method for steel material and steel product, and manufacturing method for steel material and steel product

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023286441A1 *

Also Published As

Publication number Publication date
EP4357467A1 (en) 2024-04-24
CN117561341A (en) 2024-02-13
JP7384296B2 (en) 2023-11-21
WO2023286441A1 (en) 2023-01-19
KR20240015105A (en) 2024-02-02
US20240352549A1 (en) 2024-10-24
MX2024000716A (en) 2024-02-08
JPWO2023286441A1 (en) 2023-01-19

Similar Documents

Publication Publication Date Title
EP3873646A4 (en) DEVICE, SYSTEM AND METHOD FOR PASSIVE COLLECTION OF ATMOSPHERIC CARBON DIOXIDE
EP4020315A4 (en) METHOD, DEVICE AND SYSTEM FOR DETERMINING LABELS
EP4036759A4 (en) METHOD, DEVICE AND SYSTEM FOR POSE DETERMINATION
EP4350016A4 (en) STEEL SHEET, ELEMENT, METHOD FOR PRODUCING THE STEEL SHEET AND METHOD FOR PRODUCING SAID ELEMENT
EP4382634A4 (en) STEEL SHEET AND METHOD FOR THE PRODUCTION THEREOF
EP4269631A4 (en) STEEL SHEET AND METHOD FOR THE PRODUCTION THEREOF
EP4021020C0 (en) METHOD AND APPARATUS FOR TRAIN POSITIONING, SYSTEM AND COMPUTER-READABLE MEDIUM
EP4176684A4 (en) METHOD, APPARATUS AND SYSTEM FOR SELECTING SIDELINK RESOURCES
EP4044499C0 (en) METHOD AND SYSTEM FOR SIMPLE AUTHENTICATION USING BROWSER WEB STORAGE
EP4027696A4 (en) METHOD, DEVICE AND SYSTEM FOR UPDATING INFORMATION
EP4006899C0 (en) METHOD FOR VOICE INTERACTION, SERVER AND SYSTEM FOR VOICE INTERACTION
EP4324952A4 (en) Cold-rolled steel sheet, steel components, method for producing a cold-rolled steel sheet and method for producing steel components
EP4506474A4 (en) STEEL SHEET, ELEMENT AND METHOD FOR THE PRODUCTION THEREOF
EP4560038A4 (en) HIGH-STRENGTH STEEL SHEET, METHOD FOR PRODUCING IT, ELEMENT AND METHOD FOR PRODUCING IT
EP4474496A4 (en) Galvanized steel sheet, element and method for producing the same
EP4061048A4 (en) METHOD, DEVICE AND SYSTEM FOR WIRELESS INTELLIGENT DECISION MAKING
EP4386098A4 (en) HIGH STRENGTH STEEL SHEET, HIGH STRENGTH CLAD STEEL SHEET, METHOD FOR PRODUCING THE SAME AND ELEMENT
EP4296928A4 (en) APPARATUS, SYSTEM AND METHOD FOR MANAGING AUTHENTICATION INFORMATION AND COMPUTER-READABLE MEDIUM
EP4453742A4 (en) SYSTEM, METHOD, DEVICE AND ARCHITECTURE FOR THE DYNAMIC CONFIGURATION OF DEVICE FABRICS
EP4299781A4 (en) STEEL SHEET AND METHOD FOR THE PRODUCTION THEREOF
EP4137593A4 (en) STEEL SHEET, ELEMENT, METHOD FOR PRODUCING THE STEEL SHEET AND METHOD FOR PRODUCING SAID ELEMENT
EP4105765A4 (en) METHOD, DEVICE AND SYSTEM FOR DEVICE CONTROL
EP4120603A4 (en) METHOD, DEVICE AND SYSTEM FOR SIDELINK COMMUNICATIONS
EP4357467A4 (en) DEHYDRATION DEVICE, SYSTEM FOR PRODUCING STEEL SHEET AND METHOD FOR PRODUCING STEEL SHEET
EP4368738A4 (en) STEEL SHEET, ELEMENT, METHOD FOR PRODUCING THE STEEL SHEET AND METHOD FOR PRODUCING SAID ELEMENT

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20240119

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Free format text: PREVIOUS MAIN CLASS: C21D0003060000

Ipc: C23C0002400000

A4 Supplementary search report drawn up and despatched

Effective date: 20240917

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/06 20060101ALI20240911BHEP

Ipc: C22C 38/08 20060101ALI20240911BHEP

Ipc: C22C 38/12 20060101ALI20240911BHEP

Ipc: C22C 38/04 20060101ALI20240911BHEP

Ipc: C21D 9/46 20060101ALI20240911BHEP

Ipc: C22C 38/16 20060101ALI20240911BHEP

Ipc: C22C 38/14 20060101ALI20240911BHEP

Ipc: C21D 3/06 20060101ALI20240911BHEP

Ipc: C22C 38/02 20060101ALI20240911BHEP

Ipc: C21D 1/04 20060101ALI20240911BHEP

Ipc: C22C 38/24 20060101ALI20240911BHEP

Ipc: C21D 1/26 20060101ALI20240911BHEP

Ipc: C21D 9/663 20060101ALI20240911BHEP

Ipc: C21D 8/02 20060101ALI20240911BHEP

Ipc: C22C 38/26 20060101ALI20240911BHEP

Ipc: C22C 38/32 20060101ALI20240911BHEP

Ipc: C22C 38/38 20060101ALI20240911BHEP

Ipc: C23C 2/00 20060101ALI20240911BHEP

Ipc: C23C 2/26 20060101ALI20240911BHEP

Ipc: C23C 2/40 20060101AFI20240911BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)