DE69707660D1 - METHOD FOR PRODUCING A STEEL STRIP OF HIGH STRENGTH BY ROLLING ROLLERS - Google Patents

METHOD FOR PRODUCING A STEEL STRIP OF HIGH STRENGTH BY ROLLING ROLLERS

Info

Publication number
DE69707660D1
DE69707660D1 DE69707660T DE69707660T DE69707660D1 DE 69707660 D1 DE69707660 D1 DE 69707660D1 DE 69707660 T DE69707660 T DE 69707660T DE 69707660 T DE69707660 T DE 69707660T DE 69707660 D1 DE69707660 D1 DE 69707660D1
Authority
DE
Germany
Prior art keywords
producing
high strength
steel strip
rolling rollers
rollers
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.)
Revoked
Application number
DE69707660T
Other languages
German (de)
Other versions
DE69707660T2 (en
Inventor
Alain Schmitz
Jean-Claude Herman
Vincent Leroy
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.)
Centre de Recherches Metallurgiques CRM ASBL
Original Assignee
Centre de Recherches Metallurgiques CRM ASBL
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=3889675&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69707660(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Centre de Recherches Metallurgiques CRM ASBL filed Critical Centre de Recherches Metallurgiques CRM ASBL
Publication of DE69707660D1 publication Critical patent/DE69707660D1/en
Application granted granted Critical
Publication of DE69707660T2 publication Critical patent/DE69707660T2/en
Anticipated expiration legal-status Critical
Revoked 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
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • 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
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling

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)
  • Heat Treatment Of Sheet Steel (AREA)
DE69707660T 1996-04-16 1997-02-24 METHOD FOR PRODUCING A STEEL STRIP OF HIGH STRENGTH BY ROLLING ROLLERS Revoked DE69707660T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE9600324A BE1010142A6 (en) 1996-04-16 1996-04-16 Method for producing a hot rolled strip steel high strength.
PCT/BE1997/000020 WO1997039152A1 (en) 1996-04-16 1997-02-24 Method for producing a hot-rolled high-tensile steel strip

Publications (2)

Publication Number Publication Date
DE69707660D1 true DE69707660D1 (en) 2001-11-29
DE69707660T2 DE69707660T2 (en) 2002-06-20

Family

ID=3889675

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69707660T Revoked DE69707660T2 (en) 1996-04-16 1997-02-24 METHOD FOR PRODUCING A STEEL STRIP OF HIGH STRENGTH BY ROLLING ROLLERS

Country Status (4)

Country Link
EP (1) EP0894149B1 (en)
BE (1) BE1010142A6 (en)
DE (1) DE69707660T2 (en)
WO (1) WO1997039152A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19911287C1 (en) 1999-03-13 2000-08-31 Thyssenkrupp Stahl Ag Process for producing a hot strip
JP3927384B2 (en) * 2001-02-23 2007-06-06 新日本製鐵株式会社 Thin steel sheet for automobiles with excellent notch fatigue strength and method for producing the same
US7503984B2 (en) 2001-10-04 2009-03-17 Nippon Steel Corporation High-strength thin steel sheet drawable and excellent in shape fixation property and method of producing the same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3102831A (en) * 1960-08-10 1963-09-03 Molybdenum Corp Production of columbium containing steels
US3849209A (en) * 1972-02-01 1974-11-19 Nippon Steel Corp Manufacturing method of high tension, high toughness steel
JPS5421917A (en) * 1977-07-20 1979-02-19 Nippon Kokan Kk <Nkk> Method of manufacturing non-quenched high-tensile steel having high toughness
JPS5818410B2 (en) * 1977-12-06 1983-04-13 新日本製鐵株式会社 Method for manufacturing high ductility low yield ratio hot rolled high tensile strength thin steel sheet
AU527097B2 (en) * 1979-01-12 1983-02-17 Nippon Steel Corporation Artifically aged low yield to tensile strength ratio high strength steel sheet

Also Published As

Publication number Publication date
BE1010142A6 (en) 1998-01-06
EP0894149A1 (en) 1999-02-03
EP0894149B1 (en) 2001-10-24
DE69707660T2 (en) 2002-06-20
WO1997039152A1 (en) 1997-10-23

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation