IT1114600B - Procedimento di produzione di un acciaio al silicio elettromagnetico - Google Patents

Procedimento di produzione di un acciaio al silicio elettromagnetico

Info

Publication number: IT1114600B
Authority: IT; Italy
Prior art keywords: production process; silicon steel; electromagnetic silicon; electromagnetic; steel
Prior art date: 1978-03-16

Application number

IT48349/79A

Other languages

English (en)

Other versions

IT7948349A0 (it

Original Assignee

Allegheny Ludlum Ind 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.)

1978-03-16

Filing date

1979-03-14

Publication date

1986-01-27

1979-03-14 Application filed by Allegheny Ludlum Ind Inc filed Critical Allegheny Ludlum Ind Inc

1979-03-14 Publication of IT7948349A0 publication Critical patent/IT7948349A0/it

1986-01-27 Application granted granted Critical

1986-01-27 Publication of IT1114600B publication Critical patent/IT1114600B/it

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
- C21D3/02—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
- C21D8/1277—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
- 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
- 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
- C23D—ENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS
- C23D5/00—Coating with enamels or vitreous layers
- C23D5/10—Coating with enamels or vitreous layers with refractory materials
- 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

Landscapes

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

IT48349/79A 1978-03-16 1979-03-14 Procedimento di produzione di un acciaio al silicio elettromagnetico IT1114600B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/887,098 US4200477A (en)	1978-03-16	1978-03-16	Processing for electromagnetic silicon steel

Publications (2)

Publication Number	Publication Date
IT7948349A0 IT7948349A0 (it)	1979-03-14
IT1114600B true IT1114600B (it)	1986-01-27

Family

ID=25390451

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT48349/79A IT1114600B (it)	1978-03-16	1979-03-14	Procedimento di produzione di un acciaio al silicio elettromagnetico

Country Status (16)

Country	Link
US (1)	US4200477A (it)
JP (1)	JPS54128425A (it)
AR (1)	AR215786A1 (it)
AU (1)	AU528202B2 (it)
BE (1)	BE874909A (it)
BR (1)	BR7901466A (it)
CA (1)	CA1127511A (it)
DE (1)	DE2909020A1 (it)
ES (1)	ES478713A1 (it)
FR (1)	FR2419980A1 (it)
GB (1)	GB2018823B (it)
IT (1)	IT1114600B (it)
PL (1)	PL214174A1 (it)
RO (1)	RO78544A (it)
SE (1)	SE427117B (it)
YU (1)	YU54279A (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4334938A (en) *	1980-08-22	1982-06-15	Air Products And Chemicals, Inc.	Inhibited annealing of ferrous metals containing chromium
US4482401A (en) *	1982-07-19	1984-11-13	Allegheny Ludlum Steel Corporation	Method for producing cube-on-edge oriented silicon steel
US4582547A (en) *	1984-05-07	1986-04-15	Allegheny Ludlum Steel Corporation	Method for improving the annealing separator coating on silicon steel and coating therefor
US4666535A (en) *	1986-04-15	1987-05-19	Allegheny Ludlum Corporation	Method of producing low core losses in oriented silicon steels
JP2701314B2 (ja) *	1988-05-10	1998-01-21	日本鋼管株式会社	磁気特性に優れた無方向性電磁鋼板及びその製造方法
US5082509A (en) *	1989-04-14	1992-01-21	Nippon Steel Corporation	Method of producing oriented electrical steel sheet having superior magnetic properties
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
TW299354B (it) *	1995-06-28	1997-03-01	Kawasaki Steel Co
JP3220362B2 (ja) *	1995-09-07	2001-10-22	川崎製鉄株式会社	方向性けい素鋼板の製造方法
CN1088760C (zh) *	1997-06-27	2002-08-07	浦项综合制铁株式会社	基于低温板坯加热法生产具有高磁感应强度的晶粒择优取向电工钢板的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2867557A (en) *	1956-08-02	1959-01-06	Allegheny Ludlum Steel	Method of producing silicon steel strip
GB933873A (en) *	1959-07-09	1963-08-14	United States Steel Corp	Method of producing grain oriented electrical steel
US3544396A (en) *	1967-08-28	1970-12-01	Armco Steel Corp	Silicon steel coated with magnesia containing chromic oxide
JPS5112451B1 (it) *	1967-12-12	1976-04-20
US3868280A (en) *	1967-12-12	1975-02-25	Takaaki Yamamoto	Method of forming electric insulating films oriented silicon steel
US3700506A (en) *	1968-12-10	1972-10-24	Nippon Steel Corp	Method for reducing an iron loss of an oriented magnetic steel sheet having a high magnetic induction
US3954521A (en) *	1968-12-23	1976-05-04	Allegheny Ludlum Industries, Inc.	Method of producing grain oriented silicon steel
US4000015A (en) *	1975-05-15	1976-12-28	Allegheny Ludlum Industries, Inc.	Processing for cube-on-edge oriented silicon steel using hydrogen of controlled dew point
US4030950A (en) *	1976-06-17	1977-06-21	Allegheny Ludlum Industries, Inc.	Process for cube-on-edge oriented boron-bearing silicon steel including normalizing
US4102713A (en) *	1976-06-17	1978-07-25	Allegheny Ludlum Industries, Inc.	Silicon steel and processing therefore
US4054471A (en) *	1976-06-17	1977-10-18	Allegheny Ludlum Industries, Inc.	Processing for cube-on-edge oriented silicon steel

1978
- 1978-03-16 US US05/887,098 patent/US4200477A/en not_active Expired - Lifetime
1979
- 1979-02-23 AU AU44544/79A patent/AU528202B2/en not_active Ceased
- 1979-03-06 YU YU00542/79A patent/YU54279A/xx unknown
- 1979-03-08 DE DE19792909020 patent/DE2909020A1/de not_active Withdrawn
- 1979-03-09 GB GB7908320A patent/GB2018823B/en not_active Expired
- 1979-03-12 BR BR7901466A patent/BR7901466A/pt unknown
- 1979-03-14 JP JP2981179A patent/JPS54128425A/ja active Pending
- 1979-03-14 IT IT48349/79A patent/IT1114600B/it active
- 1979-03-15 RO RO7996911A patent/RO78544A/ro unknown
- 1979-03-15 SE SE7902307A patent/SE427117B/sv unknown
- 1979-03-16 AR AR275846A patent/AR215786A1/es active
- 1979-03-16 BE BE0/194074A patent/BE874909A/xx not_active IP Right Cessation
- 1979-03-16 ES ES478713A patent/ES478713A1/es not_active Expired
- 1979-03-16 CA CA323,588A patent/CA1127511A/en not_active Expired
- 1979-03-16 PL PL21417479A patent/PL214174A1/xx unknown
- 1979-03-16 FR FR7906780A patent/FR2419980A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
PL214174A1 (it)	1979-11-05
CA1127511A (en)	1982-07-13
AR215786A1 (es)	1979-10-31
RO78544A (ro)	1982-04-12
ES478713A1 (es)	1979-07-01
JPS54128425A (en)	1979-10-05
US4200477A (en)	1980-04-29
IT7948349A0 (it)	1979-03-14
YU54279A (en)	1983-01-21
GB2018823A (en)	1979-10-24
BR7901466A (pt)	1979-10-09
FR2419980A1 (fr)	1979-10-12
GB2018823B (en)	1982-12-22
AU4454479A (en)	1979-09-20
SE427117B (sv)	1983-03-07
DE2909020A1 (de)	1979-09-27
SE7902307L (sv)	1979-09-17
BE874909A (fr)	1979-09-17
AU528202B2 (en)	1983-04-21

Publication	Publication Date	Title
IT1205225B (it)	1989-03-15	Procedimento di fabbricazione di dispositivi mediante incisione al plasma
IT1111925B (it)	1986-01-13	Procedimento per la smaltatura procellanata di superfici metalliche
IT1192310B (it)	1988-03-31	Processo per la produzione di alchilencarbonati
JPS54159330A (en)	1979-12-17	Production of silicon or silicon iron
JPS52153826A (en)	1977-12-21	Production of magnetic silicon steel
IT1114096B (it)	1986-01-27	Procedimento per la produzione di lamiere di acciaio al silicio
IT1122711B (it)	1986-04-23	Processo per la produzione di pezzi grezzi per monete
IT1094843B (it)	1985-08-10	Metodo di produzione di d-alfa-amminoacidi
HU173949B (hu)	1979-09-28	Sposob poluchenija teksturirovannojj kremnistojj stali s malen'kimi poterjami v zheleze
IT1114600B (it)	1986-01-27	Procedimento di produzione di un acciaio al silicio elettromagnetico
JPS52153824A (en)	1977-12-21	Production of magnetic silicon steel
BR7800585A (pt)	1979-08-21	Processo de obtencao de concentrados mecanicos de anatasio
IT7823906A0 (it)	1978-05-26	Processo per la produzione di ghisa.
IT1106939B (it)	1985-11-18	Acciaio al silicio e procedimento di produzione
IT7922746A0 (it)	1979-05-17	Processo per la produzione di ghisa vermicolare.
JPS52153827A (en)	1977-12-21	Production of magnetic silicon steel
JPS52153829A (en)	1977-12-21	Production of magnetic silicon steel
JPS546809A (en)	1979-01-19	Method of producing silicon steel
IT1166691B (it)	1987-05-06	Metodo per la produzione di tecnezio-99m radioattivo
JPS52153828A (en)	1977-12-21	Production of magnetic silicon steel
JPS5540990A (en)	1980-03-22	Method of determining yield point
JPS54163741A (en)	1979-12-26	Production of high permebility silicon steel
AR220934A1 (es)	1980-12-15	Procedimiento mejorado para producir acero al silicio electromagnetico
YU151477A (en)	1982-08-31	Process for producing electromagnetic silicon steel
IT1166714B (it)	1987-05-06	Processo per la preparazione di fenati solforati di magnesio sovrabasificati