DE69120738D1 - Verfahren zur Herstellung nichtkornorientierter magnetischer Stahlbleche und also erhaltene Stahlbleche - Google Patents

Verfahren zur Herstellung nichtkornorientierter magnetischer Stahlbleche und also erhaltene Stahlbleche

Info

Publication number
DE69120738D1
DE69120738D1 DE69120738T DE69120738T DE69120738D1 DE 69120738 D1 DE69120738 D1 DE 69120738D1 DE 69120738 T DE69120738 T DE 69120738T DE 69120738 T DE69120738 T DE 69120738T DE 69120738 D1 DE69120738 D1 DE 69120738D1
Authority
DE
Germany
Prior art keywords
steel sheets
production
followed
grain
reeling
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.)
Expired - Fee Related
Application number
DE69120738T
Other languages
English (en)
Other versions
DE69120738T2 (de
Inventor
Andre Bertoni
Jean-Luc Laverny
Jean Verdun
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.)
Sollac Immeuble "la Pacific" Puteaux Fr
Original Assignee
USINOR Sacilor SA
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=9399224&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69120738(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by USINOR Sacilor SA filed Critical USINOR Sacilor SA
Publication of DE69120738D1 publication Critical patent/DE69120738D1/de
Application granted granted Critical
Publication of DE69120738T2 publication Critical patent/DE69120738T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
    • C21D8/1222—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 by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • C21D8/1261—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest following hot rolling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)
DE69120738T 1990-07-30 1991-07-29 Verfahren zur Herstellung nichtkornorientierter magnetischer Stahlbleche und also erhaltene Stahlbleche Expired - Fee Related DE69120738T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9009694A FR2665181B1 (fr) 1990-07-30 1990-07-30 Procede de fabrication de tole d'acier magnetique a grains non orientes et tole obtenue par ce procede.

Publications (2)

Publication Number Publication Date
DE69120738D1 true DE69120738D1 (de) 1996-08-14
DE69120738T2 DE69120738T2 (de) 1996-11-21

Family

ID=9399224

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69120738T Expired - Fee Related DE69120738T2 (de) 1990-07-30 1991-07-29 Verfahren zur Herstellung nichtkornorientierter magnetischer Stahlbleche und also erhaltene Stahlbleche

Country Status (7)

Country Link
EP (1) EP0469980B1 (de)
AT (1) ATE140271T1 (de)
DE (1) DE69120738T2 (de)
DK (1) DK0469980T3 (de)
ES (1) ES2091889T3 (de)
FR (1) FR2665181B1 (de)
GR (1) GR3020930T3 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19930519C1 (de) * 1999-07-05 2000-09-14 Thyssenkrupp Stahl Ag Verfahren zum Herstellen von nicht kornorientiertem Elektroblech
BE1006599A6 (fr) * 1993-01-29 1994-10-25 Centre Rech Metallurgique Procede de fabrication d'une tole d'acier laminee a chaud presentant des proprietes magnetiques elevees.
DE4302813C2 (de) * 1993-02-02 1996-01-18 Dresden Ev Inst Festkoerper Verfahren zur Herstellung einer Würfelflächentextur ((100) [Okl]) in Elektroblechen
BE1007927A3 (fr) * 1994-02-07 1995-11-21 Cockerill Rech & Dev Procede de production d'acier doux.
FR2744135B1 (fr) * 1996-01-25 1998-02-27 Usinor Sacilor Procede de fabrication de tole d'acier magnetique a grains non orientes et tole obtenue par le procede
DE19807122C2 (de) * 1998-02-20 2000-03-23 Thyssenkrupp Stahl Ag Verfahren zur Herstellung von nichtkornorientiertem Elektroblech
DE19918484C2 (de) * 1999-04-23 2002-04-04 Ebg Elektromagnet Werkstoffe Verfahren zum Herstellen von nichtkornorientiertem Elektroblech
DE10221793C1 (de) 2002-05-15 2003-12-04 Thyssenkrupp Electrical Steel Ebg Gmbh Nichtkornorientiertes Elektroband oder -blech und Verfahren zu seiner Herstellung
DE102021115174A1 (de) 2021-06-11 2021-11-11 Technische Universität Bergakademie Freiberg, Körperschaft des öffentlichen Rechts Verfahren zur Herstellung eines höherpermeablen, nichtkornorientierten Elektrobleches und dessen Verwendung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1531090A (fr) * 1966-07-13 1968-06-28 Koninklijke Hoogovens En Staal Procédé de fabrication de l'acier à dynamos
JPS4819766B1 (de) * 1970-03-30 1973-06-15
GB2057500B (en) * 1979-09-07 1983-05-18 British Steel Corp Electro magnetic steels
JPS58117828A (ja) * 1981-12-28 1983-07-13 Nippon Steel Corp 鉄損が低く磁束密度の高いセミプロセス無方向性電磁鋼板の製造方法
JPS58204126A (ja) * 1982-05-21 1983-11-28 Kawasaki Steel Corp 磁気特性のすぐれた無方向性電磁鋼帯の製造方法
JPS6383226A (ja) * 1986-09-29 1988-04-13 Nkk Corp 板厚精度および磁気特性が極めて均一な無方向性電磁鋼板およびその製造方法
JPH0788530B2 (ja) * 1987-06-24 1995-09-27 住友金属工業株式会社 磁束密度の高い無方向性電磁鋼板の製造方法
JP2501219B2 (ja) * 1987-12-25 1996-05-29 川崎製鉄株式会社 無方向性電磁鋼板の製造方法
IT1237481B (it) * 1989-12-22 1993-06-07 Sviluppo Materiali Spa Procedimento per la prodizione di lamierino magnetico semifinito a grano non orientato.

Also Published As

Publication number Publication date
EP0469980B1 (de) 1996-07-10
EP0469980A1 (de) 1992-02-05
ATE140271T1 (de) 1996-07-15
ES2091889T3 (es) 1996-11-16
FR2665181B1 (fr) 1994-05-27
DK0469980T3 (da) 1996-11-18
FR2665181A1 (fr) 1992-01-31
GR3020930T3 (en) 1996-12-31
DE69120738T2 (de) 1996-11-21

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings
8327 Change in the person/name/address of the patent owner

Owner name: SOLLAC IMMEUBLE "LA PACIFIC", PUTEAUX, FR

8339 Ceased/non-payment of the annual fee