EP3480331A4 - Ferritic heat-resistant steel and ferritic heat transfer member - Google Patents

Ferritic heat-resistant steel and ferritic heat transfer member Download PDF

Info

Publication number
EP3480331A4
EP3480331A4 EP17820295.8A EP17820295A EP3480331A4 EP 3480331 A4 EP3480331 A4 EP 3480331A4 EP 17820295 A EP17820295 A EP 17820295A EP 3480331 A4 EP3480331 A4 EP 3480331A4
Authority
EP
European Patent Office
Prior art keywords
ferritic heat
transfer member
resistant steel
heat transfer
ferritic
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
EP17820295.8A
Other languages
German (de)
French (fr)
Other versions
EP3480331A1 (en
Inventor
Yoshitaka Nishiyama
Hiroshi Nogami
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.)
Nippon Steel Corp
Original Assignee
Nippon 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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP3480331A1 publication Critical patent/EP3480331A1/en
Publication of EP3480331A4 publication Critical patent/EP3480331A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • 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
    • 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
    • C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
    • C21D1/76—Adjusting the composition of the atmosphere
    • 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
    • C22C38/02—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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/20—Ferrous alloys, e.g. steel alloys containing chromium with 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
    • C22C38/22—Ferrous alloys, e.g. steel alloys containing chromium with molybdenum or tungsten
    • 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
    • C22C38/28—Ferrous alloys, e.g. steel alloys containing chromium with 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/30—Ferrous alloys, e.g. steel alloys containing chromium with cobalt
    • 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
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/10—Oxidising
    • 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
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
    • C23C8/10—Oxidising
    • C23C8/16—Oxidising using oxygen-containing compounds, e.g. water, carbon dioxide
    • C23C8/18—Oxidising of ferrous surfaces
    • 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
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • 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
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/002—Heat treatment of ferrous alloys containing Cr
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0278—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips involving a particular surface treatment
    • 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 by deformation combined with, or followed by, heat treatment
    • C21D8/10—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies
    • C21D8/105—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of tubular bodies of ferrous alloys

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
EP17820295.8A 2016-06-29 2017-06-29 Ferritic heat-resistant steel and ferritic heat transfer member Pending EP3480331A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016128431 2016-06-29
PCT/JP2017/024012 WO2018003941A1 (en) 2016-06-29 2017-06-29 Ferritic heat-resistant steel and ferritic heat transfer member

Publications (2)

Publication Number Publication Date
EP3480331A1 EP3480331A1 (en) 2019-05-08
EP3480331A4 true EP3480331A4 (en) 2020-01-01

Family

ID=60787083

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17820295.8A Pending EP3480331A4 (en) 2016-06-29 2017-06-29 Ferritic heat-resistant steel and ferritic heat transfer member

Country Status (7)

Country Link
US (1) US20190330724A1 (en)
EP (1) EP3480331A4 (en)
JP (1) JP6801712B2 (en)
KR (1) KR102165758B1 (en)
CN (1) CN109415787A (en)
CA (1) CA3028947A1 (en)
WO (1) WO2018003941A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6805574B2 (en) * 2015-07-10 2020-12-23 日本製鉄株式会社 Austenitic heat resistant steel and austenitic heat transfer member
CN113166899A (en) * 2018-09-28 2021-07-23 康宁股份有限公司 Alloy metals having increased austenite transformation temperatures and articles comprising the same
JP2022539597A (en) * 2019-07-05 2022-09-12 スタミカーボン・ベー・フェー Ferritic steel parts of urea plant
CN115023509A (en) * 2020-01-31 2022-09-06 日本制铁株式会社 Antioxidant for heating alloy material and method for heating alloy material using same
CN112501510A (en) * 2020-11-27 2021-03-16 天津职业技术师范大学(中国职业培训指导教师进修中心) High-aluminum ferrite heat-resistant steel and preparation method thereof
AU2022240057A1 (en) * 2021-03-17 2023-08-17 Jfe Steel Corporation Duplex stainless steel pipe and method for manufacturing same
CN116970875B (en) * 2023-09-25 2023-12-15 上海核工程研究设计院股份有限公司 Tantalum-containing ferrite heat-resistant steel and manufacturing method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5520751A (en) * 1993-09-24 1996-05-28 Exxon Research And Engineering Company Oxidation of low chromium steels
JPH1192880A (en) * 1997-09-22 1999-04-06 Natl Res Inst For Metals High chromium ferritic heat resistant steel excellent in oxidation resistance and water vapor oxidation resistance and its production
JP2009007601A (en) * 2007-06-26 2009-01-15 Nisshin Steel Co Ltd Ferritic stainless steel member for heat collection apparatus
JP2013127103A (en) * 2011-12-19 2013-06-27 Babcock Hitachi Kk Anti-oxidation treatment method for ferritic heat resistant steel, ferritic heat resistant steel and boiler device
CN103334056A (en) * 2013-03-25 2013-10-02 天津理工大学 High-Cr ferritic heat-resistant steel used for thermal power boiler tube and applications thereof
US20140295194A1 (en) * 2011-11-22 2014-10-02 Nippon Steel & Sumitomo Metal Corporation Heat resistant ferritic steel and method for producing the same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3367216B2 (en) * 1994-09-20 2003-01-14 住友金属工業株式会社 High Cr ferritic heat resistant steel
CA2603772A1 (en) * 2005-04-07 2006-10-19 Sumitomo Metal Industries, Ltd. Ferritic heat-resistant steel
JP2007039745A (en) 2005-08-03 2007-02-15 Babcock Hitachi Kk Method for improving water vapor oxidation resistance of ferritic heat resistant steel, ferritic heat resistant steel having excellent water vapor oxidation resistance, and heat resistant steel for boiler
JP5283908B2 (en) * 2006-02-06 2013-09-04 バブコック日立株式会社 Heat resistant steel
KR20090130334A (en) * 2007-06-04 2009-12-22 수미도모 메탈 인더스트리즈, 리미티드 Ferrite heat resistant steel
JP4990323B2 (en) 2009-05-18 2012-08-01 独立行政法人物質・材料研究機構 Ferritic heat resistant steel
CN103336102B (en) * 2012-06-12 2015-01-14 武汉大学 Method for determination of delta-ferrite content in martensite refractory steel welding seam with 9-12% of Cr

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5520751A (en) * 1993-09-24 1996-05-28 Exxon Research And Engineering Company Oxidation of low chromium steels
JPH1192880A (en) * 1997-09-22 1999-04-06 Natl Res Inst For Metals High chromium ferritic heat resistant steel excellent in oxidation resistance and water vapor oxidation resistance and its production
JP2009007601A (en) * 2007-06-26 2009-01-15 Nisshin Steel Co Ltd Ferritic stainless steel member for heat collection apparatus
US20140295194A1 (en) * 2011-11-22 2014-10-02 Nippon Steel & Sumitomo Metal Corporation Heat resistant ferritic steel and method for producing the same
JP2013127103A (en) * 2011-12-19 2013-06-27 Babcock Hitachi Kk Anti-oxidation treatment method for ferritic heat resistant steel, ferritic heat resistant steel and boiler device
CN103334056A (en) * 2013-03-25 2013-10-02 天津理工大学 High-Cr ferritic heat-resistant steel used for thermal power boiler tube and applications thereof

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
NIU KUN ET AL: "Corrosion performance of 13Cr stainless steel in high temperature and high pressure environments", FUSHI-YU-FANGHU ? = CORROSION AND PROTECTION, XX, CN, vol. 33, no. 5, 1 January 2012 (2012-01-01), pages 407 - 410, XP009517346, ISSN: 1005-748X *
See also references of WO2018003941A1 *
SHUKLA AMARISH K ET AL: "Effect of Cold Working on Hot Corrosion Behavior of 9 Cr-1 Mo Ferritic Steel in 75 wt% Na2SO4 + 25 wt% K2SO4Molten Salt Environment at 900 °C", TRANSACTIONS OF THE INDIAN INSTITUTE OF METALS, SPRINGER INDIA, IN, vol. 69, no. 5, 2 February 2016 (2016-02-02), pages 1049 - 1057, XP035964217, ISSN: 0972-2815, [retrieved on 20160202], DOI: 10.1007/S12666-015-0619-4 *

Also Published As

Publication number Publication date
EP3480331A1 (en) 2019-05-08
WO2018003941A1 (en) 2018-01-04
US20190330724A1 (en) 2019-10-31
CA3028947A1 (en) 2018-01-04
JPWO2018003941A1 (en) 2019-04-25
KR20190022779A (en) 2019-03-06
CN109415787A (en) 2019-03-01
KR102165758B1 (en) 2020-10-14
JP6801712B2 (en) 2020-12-16

Similar Documents

Publication Publication Date Title
EP3480331A4 (en) Ferritic heat-resistant steel and ferritic heat transfer member
EP3365408A4 (en) Heat transfer compositions, methods and systems
EP3114411A4 (en) Heat and mass transfer device and systems including the same
EP3172515A4 (en) Acoustic-assisted heat and mass transfer device
EP3424272A4 (en) Induction burner cooling systems and methods
EP3186575A4 (en) Heat capture, transfer and release for industrial applications
PL3491094T3 (en) Heat transfer compositions, methods and systems
EP3248520A4 (en) Heating and cooking device
EP3491095A4 (en) Heat transfer compositions, methods and systems
HRP20180853T1 (en) Heat transfer pipe and boiler comprising one such heat transfer pipe
EP3279002A4 (en) Thermal transfer sheet
EP3384222A4 (en) Heating and cooling spaces
PL2988085T3 (en) Heat transfer plate and plate heat exchanger
EP3303964A4 (en) Passive heat and mass transfer system
EP3322765C0 (en) Heat transfer fluid composition and use
EP3534091A4 (en) Distributor and heat exchanger
EP3335898A4 (en) Heat transfer sheet
EP3202939A4 (en) Austenitic heat-resistant cast steel having excellent thermal fatigue characteristics, and exhaust system component comprising same
EP3249067A4 (en) Ferritic stainless steel for exhaust system member having excellent corrosion resistance after heating
EP3513982A4 (en) Heat transfer sheet
EP3557158A4 (en) Heat transfer device and heat transfer method using same
PL3512382T3 (en) Cooling and heating plate
EP3397898A4 (en) Burner assembly and heat exchanger
EP3397897A4 (en) Burner assembly and heat exchanger
EP3388244A4 (en) Heat transfer sheet

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

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: 20181219

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

AX Request for extension of the european patent

Extension state: BA ME

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: NIPPON STEEL CORPORATION

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20191129

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 38/26 20060101ALI20191125BHEP

Ipc: C21D 8/02 20060101ALN20191125BHEP

Ipc: C22C 38/22 20060101ALI20191125BHEP

Ipc: C21D 6/00 20060101ALN20191125BHEP

Ipc: C22C 38/28 20060101ALI20191125BHEP

Ipc: C22C 38/58 20060101ALI20191125BHEP

Ipc: C22C 38/20 20060101ALI20191125BHEP

Ipc: C22C 38/06 20060101ALI20191125BHEP

Ipc: C22C 38/04 20060101ALI20191125BHEP

Ipc: C21D 1/76 20060101ALI20191125BHEP

Ipc: C22C 38/32 20060101ALI20191125BHEP

Ipc: C23C 8/10 20060101ALI20191125BHEP

Ipc: C22C 38/30 20060101ALI20191125BHEP

Ipc: C22C 38/02 20060101ALI20191125BHEP

Ipc: C21D 8/10 20060101ALN20191125BHEP

Ipc: C23C 8/18 20060101ALI20191125BHEP

Ipc: C22C 38/24 20060101ALI20191125BHEP

Ipc: C22C 38/00 20060101AFI20191125BHEP

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

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20210304

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

Free format text: STATUS: EXAMINATION IS IN PROGRESS