BR9304668A - Processo para produzir aço elétrico de granulaçáo orientada regular com uma permeabilidade medida a 796 A/m de partir de 1780 até 1880 e processo para produzir aço elétrico de granulação orientada regular com uma permeabilidade medida a 796 A/m de pelo menos 1780 - Google Patents

Processo para produzir aço elétrico de granulaçáo orientada regular com uma permeabilidade medida a 796 A/m de partir de 1780 até 1880 e processo para produzir aço elétrico de granulação orientada regular com uma permeabilidade medida a 796 A/m de pelo menos 1780

Info

Publication number: BR9304668A
Authority: BR; Brazil
Prior art keywords: electric steel; measured permeability; produce regular; regular oriented; oriented
Prior art date: 1992-11-12

Application number

BR9304668A

Other languages

English (en)

Inventor

Jerry W Schoen

Francesco Gaudino

Original Assignee

Armco Inc

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.)

1992-11-12

Filing date

1993-11-09

Publication date

1994-05-17

1993-11-09 Application filed by Armco Inc filed Critical Armco Inc

1994-05-17 Publication of BR9304668A publication Critical patent/BR9304668A/pt

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
- C21D8/1233—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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/005—Heat treatment of ferrous alloys containing Mn
- 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
- C21D6/008—Heat treatment of ferrous alloys containing Si
- 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
- C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
- C—CHEMISTRY; METALLURGY
- 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
- C21D2211/001—Austenite
- 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
- C21D3/04—Decarburising
- 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
- 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
- C21D8/1272—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
- 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
- C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
- C21D8/1283—Application of a separating or insulating coating

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Mechanical Engineering (AREA)
Organic Chemistry (AREA)
Metallurgy (AREA)
Materials Engineering (AREA)
Crystallography & Structural Chemistry (AREA)
Thermal Sciences (AREA)
Manufacturing & Machinery (AREA)
Electromagnetism (AREA)
Manufacturing Of Steel Electrode Plates (AREA)
Soft Magnetic Materials (AREA)

BR9304668A 1992-11-12 1993-11-09 Processo para produzir aço elétrico de granulaçáo orientada regular com uma permeabilidade medida a 796 A/m de partir de 1780 até 1880 e processo para produzir aço elétrico de granulação orientada regular com uma permeabilidade medida a 796 A/m de pelo menos 1780 BR9304668A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/974,772 US5288736A (en)	1992-11-12	1992-11-12	Method for producing regular grain oriented electrical steel using a single stage cold reduction

Publications (1)

Publication Number	Publication Date
BR9304668A true BR9304668A (pt)	1994-05-17

Family

ID=25522421

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9304668A BR9304668A (pt)	1992-11-12	1993-11-09	Processo para produzir aço elétrico de granulaçáo orientada regular com uma permeabilidade medida a 796 A/m de partir de 1780 até 1880 e processo para produzir aço elétrico de granulação orientada regular com uma permeabilidade medida a 796 A/m de pelo menos 1780

Country Status (8)

Country	Link
US (1)	US5288736A (pt)
EP (1)	EP0600181B1 (pt)
JP (1)	JP2653969B2 (pt)
KR (1)	KR100288351B1 (pt)
BR (1)	BR9304668A (pt)
CA (1)	CA2107372C (pt)
DE (1)	DE69320005T2 (pt)
PL (1)	PL174264B1 (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5702539A (en) *	1997-02-28	1997-12-30	Armco Inc.	Method for producing silicon-chromium grain orieted electrical steel
IT1316030B1 (it) *	2000-12-18	2003-03-26	Acciai Speciali Terni Spa	Procedimento per la fabbricazione di lamierini a grano orientato.
US7887645B1 (en) *	2001-05-02	2011-02-15	Ak Steel Properties, Inc.	High permeability grain oriented electrical steel
BR0309856B1 (pt) *	2002-05-08	2012-03-20		método para produzir um aço elétrico não-orientado
US20050000596A1 (en) *	2003-05-14	2005-01-06	Ak Properties Inc.	Method for production of non-oriented electrical steel strip
KR101389248B1 (ko) *	2010-02-18	2014-04-24	신닛테츠스미킨 카부시키카이샤	방향성 전자기 강판의 제조 방법
JP5593942B2 (ja) *	2010-08-06	2014-09-24	Ｊｆｅスチール株式会社	方向性電磁鋼板およびその製造方法
MX394819B (es)	2013-08-27	2025-03-24	Ak Steel Properties Inc	Acero electrico de grano orientado con caracteristicas mejoradas de revestimiento de forsterita.
DE102015114358B4 (de)	2015-08-28	2017-04-13	Thyssenkrupp Electrical Steel Gmbh	Verfahren zum Herstellen eines kornorientierten Elektrobands und kornorientiertes Elektroband
EP3693496A1 (de)	2019-02-06	2020-08-12	Rembrandtin Lack GmbH Nfg.KG	Wässrige zusammensetzung zur beschichtung von kornorientiertem stahl

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3333992A (en) *	1964-06-29	1967-08-01	Armco Steel Corp	Production of oriented silicon-iron using grain growth inhibitor during primary recrystallization heat treatment
US3802937A (en) *	1966-09-30	1974-04-09	Armco Steel Corp	Production of cube-on-edge oriented siliconiron
US3671337A (en) *	1969-02-21	1972-06-20	Nippon Steel Corp	Process for producing grain oriented electromagnetic steel sheets having excellent magnetic characteristics
BE790798A (fr) *	1971-11-04	1973-02-15	Armco Steel Corp	Procédé de fabrication de fer au silicium à orientation cube-sur-arete à partir de brames coulées
US3843422A (en) *	1972-03-30	1974-10-22	R Henke	Rolling method for producing silicon steel strip
US3986602A (en) *	1975-08-20	1976-10-19	Dretzke Carl F	Chain links
US4202711A (en) *	1978-10-18	1980-05-13	Armco, Incl.	Process for producing oriented silicon iron from strand cast slabs
JPS5948935B2 (ja) *	1981-08-05	1984-11-29	新日本製鐵株式会社	低鉄損一方向性電磁鋼板の製造方法
JPS5835245A (ja) *	1981-08-25	1983-03-01	Toyota Motor Corp	エンジン自動停止始動装置
JPS5956522A (ja) *	1982-09-24	1984-04-02	Nippon Steel Corp	鉄損の良い一方向性電磁鋼板の製造方法
JPS5956523A (ja) *	1982-09-24	1984-04-02	Nippon Steel Corp	高磁束密度一方向性珪素鋼板の製造方法
JPS60197883A (ja) *	1984-03-21	1985-10-07	Nippon Steel Corp	一方向性珪素鋼板のフオルステライト絶縁皮膜の形成方法
MX167814B (es) *	1987-06-04	1993-04-13	Allegheny Ludlum Corp	Metodo para producir acero al silicio orientado engrano con adiciones pequeñas de boro
EP0326912B1 (en) *	1988-02-03	1994-07-27	Nippon Steel Corporation	Process for production of grain oriented electrical steel sheet having high flux density
DE69027553T3 (de) *	1989-03-30	1999-11-11	Nippon Steel Corp., Tokio/Tokyo	Verfahren zum Herstellen kornorientierter Elektrobleche mit hoher magnetischer Flussdichte
JPH0753885B2 (ja) *	1989-04-17	1995-06-07	新日本製鐵株式会社	磁気特性の優れた一方向性電磁鋼板の製造方法
JPH0753886B2 (ja) *	1989-05-13	1995-06-07	新日本製鐵株式会社	鉄損の優れた薄手高磁束密度一方向性電磁鋼板の製造方法
JP2782086B2 (ja) *	1989-05-29	1998-07-30	新日本製鐵株式会社	磁気特性、皮膜特性ともに優れた一方向性電磁鋼板の製造方法
US5061326A (en) *	1990-07-09	1991-10-29	Armco Inc.	Method of making high silicon, low carbon regular grain oriented silicon steel

1992
- 1992-11-12 US US07/974,772 patent/US5288736A/en not_active Expired - Lifetime
1993
- 1993-09-30 CA CA002107372A patent/CA2107372C/en not_active Expired - Fee Related
- 1993-09-30 EP EP93115841A patent/EP0600181B1/en not_active Expired - Lifetime
- 1993-09-30 DE DE69320005T patent/DE69320005T2/de not_active Expired - Lifetime
- 1993-11-09 BR BR9304668A patent/BR9304668A/pt not_active IP Right Cessation
- 1993-11-09 JP JP5279775A patent/JP2653969B2/ja not_active Expired - Lifetime
- 1993-11-11 KR KR1019930023854A patent/KR100288351B1/ko not_active Expired - Lifetime
- 1993-11-12 PL PL93301042A patent/PL174264B1/pl unknown

Also Published As

Publication number	Publication date
CA2107372A1 (en)	1994-05-13
DE69320005D1 (de)	1998-09-03
JPH06212266A (ja)	1994-08-02
KR100288351B1 (ko)	2001-05-02
DE69320005T2 (de)	1998-12-17
EP0600181B1 (en)	1998-07-29
CA2107372C (en)	1999-01-12
EP0600181A1 (en)	1994-06-08
US5288736A (en)	1994-02-22
PL301042A1 (en)	1994-05-16
JP2653969B2 (ja)	1997-09-17
KR940011652A (ko)	1994-06-21
PL174264B1 (pl)	1998-07-31

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Legal Events

Date	Code	Title	Description
1996-01-09	EE	Request for examination
2002-03-26	FF	Decision: intention to grant
2002-08-06	FG9A	Patent or certificate of addition granted
2015-01-20	B21A	Patent or certificate of addition expired [chapter 21.1 patent gazette]	Free format text: PATENTE EXTINTA EM 09/11/2013