GB1540435A – Coated grain-oriented silicon steel and processing therefor
– Google Patents
GB1540435A – Coated grain-oriented silicon steel and processing therefor
– Google Patents
Coated grain-oriented silicon steel and processing therefor
Info
Publication number
GB1540435A
GB1540435A
GB21381/76A
GB2138176A
GB1540435A
GB 1540435 A
GB1540435 A
GB 1540435A
GB 21381/76 A
GB21381/76 A
GB 21381/76A
GB 2138176 A
GB2138176 A
GB 2138176A
GB 1540435 A
GB1540435 A
GB 1540435A
Authority
GB
United Kingdom
Prior art keywords
silicon steel
oriented silicon
coated grain
processing therefor
therefor
Prior art date
1975-05-23
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
Application number
GB21381/76A
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.)
Sunbeam Oster Co Inc
Original Assignee
Allegheny Ludlum Industries 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.)
1975-05-23
Filing date
1976-05-24
Publication date
1979-02-14
1976-05-24
Application filed by Allegheny Ludlum Industries Inc
filed
Critical
Allegheny Ludlum Industries Inc
1979-02-14
Publication of GB1540435A
publication
Critical
patent/GB1540435A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
H01F1/147—Alloys characterised by their composition
H01F1/14766—Fe-Si based alloys
H01F1/14775—Fe-Si based alloys in the form of sheets
H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating
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
C21D8/1288—Application of a tension-inducing coating
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
C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
C23C22/73—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process
C23C22/74—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process for obtaining burned-in conversion coatings
GB21381/76A
1975-05-23
1976-05-24
Coated grain-oriented silicon steel and processing therefor
Expired
GB1540435A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
US05/580,449
US4032366A
(en)
1975-05-23
1975-05-23
Grain-oriented silicon steel and processing therefor
Publications (1)
Publication Number
Publication Date
GB1540435A
true
GB1540435A
(en)
1979-02-14
Family
ID=24321147
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB21381/76A
Expired
GB1540435A
(en)
1975-05-23
1976-05-24
Coated grain-oriented silicon steel and processing therefor
Country Status (23)
Country
Link
US
(1)
US4032366A
(en)
JP
(1)
JPS51145423A
(en)
AR
(1)
AR212966A1
(en)
AT
(1)
AT363973B
(en)
AU
(1)
AU498881B2
(en)
BE
(1)
BE842111A
(en)
BR
(1)
BR7603175A
(en)
CA
(1)
CA1057174A
(en)
CS
(1)
CS195310B2
(en)
DE
(1)
DE2621875C2
(en)
ES
(1)
ES448144A1
(en)
FR
(1)
FR2311860A1
(en)
GB
(1)
GB1540435A
(en)
HU
(1)
HU173949B
(en)
IN
(1)
IN154736B
(en)
IT
(1)
IT1061565B
(en)
MX
(1)
MX3420E
(en)
NL
(1)
NL7605284A
(en)
PL
(1)
PL106925B1
(en)
RO
(1)
RO69537A
(en)
SE
(1)
SE440235B
(en)
YU
(1)
YU125876A
(en)
ZA
(1)
ZA762670B
(en)
Cited By (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
GB2155962A
(en)
*
1984-03-23
1985-10-02
Parker Chemical Co
Composition for treating metal surfaces
US4647316A
(en)
*
1984-03-23
1987-03-03
Parker Chemical Company
Metal base coating composition comprising chromium, silica and phosphate and process for coating metal therewith
Families Citing this family (15)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
IT1115840B
(en)
*
1977-03-09
1986-02-10
Centro Speriment Metallurg
SOLUTION OF COATINGS FOR STEELS FOR MAGNETIC USE
JPS53129116A
(en)
*
1977-04-18
1978-11-10
Nippon Steel Corp
Oriented electromagnetic steel sheet with excellent magnetic characteristic s
US4115160A
(en)
*
1977-06-16
1978-09-19
Allegheny Ludlum Industries, Inc.
Electromagnetic silicon steel from thin castings
US4269634A
(en)
*
1979-12-04
1981-05-26
Westinghouse Electric Corp.
Loss reduction in oriented iron-base alloys containing sulfur
US4363677A
(en)
*
1980-01-25
1982-12-14
Nippon Steel Corporation
Method for treating an electromagnetic steel sheet and an electromagnetic steel sheet having marks of laser-beam irradiation on its surface
JPS6048886B2
(en)
*
1981-08-05
1985-10-30
新日本製鐵株式会社
High magnetic flux density unidirectional electrical steel sheet with excellent iron loss and method for manufacturing the same
US4968361A
(en)
*
1989-03-23
1990-11-06
Allegheny Ludlum Corporation
Method of domain refinement of oriented silicon steel by using flux-printing
DE69015060T2
(en)
*
1989-09-08
1995-04-27
Armco Inc
Magnesium oxide coating for electrical sheets and coating processes.
US5045350A
(en)
*
1989-10-10
1991-09-03
Allegheny Ludlum Corporation
Applying tension to light gage grain-oriented silicon electrical steel of less than 7-mil by stress coating to reduce core losses.
DE4024162A1
(en)
*
1990-07-30
1992-02-06
Biotechnolog Forschung Gmbh
FLOW-CUE FOR LUMINESCENCE MEASUREMENTS
US5507883A
(en)
*
1992-06-26
1996-04-16
Nippon Steel Corporation
Grain oriented electrical steel sheet having high magnetic flux density and ultra low iron loss and process for production the same
KR960009170B1
(en)
*
1992-07-02
1996-07-16
Nippon Steel Corp
Grain oriented electrical steel sheet having high magnetic flux density and ultra iron loss and process for producing the same
US6455100B1
(en)
1999-04-13
2002-09-24
Elisha Technologies Co Llc
Coating compositions for electronic components and other metal surfaces, and methods for making and using the compositions
WO2004027104A2
(en)
*
2002-09-23
2004-04-01
Elisha Holding Llc
Coating compositions for electronic components and other metal surfaces, and methods for making and using the compositions
JP5026414B2
(en)
*
2006-05-19
2012-09-12
新日本製鐵株式会社
Grain-oriented electrical steel sheet having high-tensile insulation coating and method for treating the insulation coating
Family Cites Families (18)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US2351922A
(en)
*
1941-03-28
1944-06-20
Westinghouse Electric & Mfg Co
Treatment of silicon-iron alloys
US2501846A
(en)
*
1945-10-03
1950-03-28
Armco Steel Corp
Production of silicon steel sheet stock having the property of high surface resistivity
US2809137A
(en)
*
1954-12-02
1957-10-08
Gen Electric
Insulating coating for magnetic sheet material and method of making the same
FR1318906A
(en)
*
1962-03-01
1963-02-22
Yawata Iron & Steel Co
Insulating coating for electrical sheets
US3418710A
(en)
*
1963-05-08
1968-12-31
Westinghouse Electric Corp
High temperature magnetic cores and process for producing the same
US3248249A
(en)
*
1963-06-28
1966-04-26
Telefiex Inc
Inorganic coating and bonding composition
US3594240A
(en)
*
1966-06-09
1971-07-20
Westinghouse Electric Corp
Process of making glass coated electrical steel cores
US3687742A
(en)
*
1966-06-09
1972-08-29
Westinghouse Electric Corp
Process of making glass coated electrical steel sheets
US3582409A
(en)
*
1968-01-02
1971-06-01
Armco Steel Corp
Method of producing potassium silicate glass coating for ferrous magnetic sheet stock
US3562011A
(en)
*
1968-04-26
1971-02-09
Gen Electric
Insulating coating comprising an aqueous mixture of the reaction product of chromium nitrate and sodium chromate,phosphoric acid and colloidal silica and method of making the same
JPS4812300B1
(en)
*
1968-10-28
1973-04-19
US3575739A
(en)
*
1968-11-01
1971-04-20
Gen Electric
Secondary recrystallization of silicon iron with nitrogen
CA964533A
(en)
*
1970-09-17
1975-03-18
Motoharu Nakamura
Electrical steel sheets and strips having excellent punching and welding characteristics for the use of a laminated iron core
US3720549A
(en)
*
1970-09-23
1973-03-13
Gen Electric
Insulating coating and method of making the same
BE789262A
(en)
*
1971-09-27
1973-01-15
Nippon Steel Corp
PROCESS FOR FORMING AN INSULATING FILM ON A SILICON ORIENTED STEEL STRIP
JPS5652117B2
(en)
*
1973-11-17
1981-12-10
US3996073A
(en)
*
1974-10-11
1976-12-07
Armco Steel Corporation
Insulative coating for electrical steels
US3948786A
(en)
*
1974-10-11
1976-04-06
Armco Steel Corporation
Insulative coating for electrical steels
1975
1975-05-23
US
US05/580,449
patent/US4032366A/en
not_active
Expired – Lifetime
1976
1976-04-30
AU
AU13560/76A
patent/AU498881B2/en
not_active
Expired
1976-05-03
IN
IN769/CAL/76A
patent/IN154736B/en
unknown
1976-05-04
ZA
ZA762670A
patent/ZA762670B/en
unknown
1976-05-13
MX
MX100292U
patent/MX3420E/en
unknown
1976-05-17
DE
DE2621875A
patent/DE2621875C2/en
not_active
Expired
1976-05-18
NL
NL7605284A
patent/NL7605284A/en
not_active
Application Discontinuation
1976-05-18
JP
JP51057169A
patent/JPS51145423A/en
active
Pending
1976-05-19
FR
FR7615111A
patent/FR2311860A1/en
active
Granted
1976-05-20
BR
BR7603175A
patent/BR7603175A/en
unknown
1976-05-20
AR
AR263349A
patent/AR212966A1/en
active
1976-05-20
PL
PL1976189733A
patent/PL106925B1/en
unknown
1976-05-20
AT
AT0367776A
patent/AT363973B/en
not_active
IP Right Cessation
1976-05-20
HU
HU76AE466A
patent/HU173949B/en
unknown
1976-05-21
YU
YU01258/76A
patent/YU125876A/en
unknown
1976-05-21
BE
BE167248A
patent/BE842111A/en
not_active
IP Right Cessation
1976-05-21
CA
CA253,125A
patent/CA1057174A/en
not_active
Expired
1976-05-21
SE
SE7605817A
patent/SE440235B/en
not_active
IP Right Cessation
1976-05-21
IT
IT49608/76A
patent/IT1061565B/en
active
1976-05-21
ES
ES448144A
patent/ES448144A1/en
not_active
Expired
1976-05-22
RO
RO7686175A
patent/RO69537A/en
unknown
1976-05-24
GB
GB21381/76A
patent/GB1540435A/en
not_active
Expired
1976-05-24
CS
CS763449A
patent/CS195310B2/en
unknown
Cited By (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
GB2155962A
(en)
*
1984-03-23
1985-10-02
Parker Chemical Co
Composition for treating metal surfaces
US4647316A
(en)
*
1984-03-23
1987-03-03
Parker Chemical Company
Metal base coating composition comprising chromium, silica and phosphate and process for coating metal therewith
Also Published As
Publication number
Publication date
JPS51145423A
(en)
1976-12-14
FR2311860A1
(en)
1976-12-17
BR7603175A
(en)
1977-02-15
NL7605284A
(en)
1976-11-25
AU498881B2
(en)
1979-03-29
PL106925B1
(en)
1980-01-31
YU125876A
(en)
1982-08-31
AU1356076A
(en)
1977-11-03
US4032366A
(en)
1977-06-28
SE440235B
(en)
1985-07-22
CS195310B2
(en)
1980-01-31
IN154736B
(en)
1984-12-15
ZA762670B
(en)
1977-04-27
RO69537A
(en)
1980-06-15
DE2621875C2
(en)
1984-08-09
FR2311860B1
(en)
1980-08-29
HU173949B
(en)
1979-09-28
DE2621875A1
(en)
1976-12-09
ATA367776A
(en)
1981-02-15
BE842111A
(en)
1976-11-22
CA1057174A
(en)
1979-06-26
IT1061565B
(en)
1983-04-30
ES448144A1
(en)
1977-11-01
MX3420E
(en)
1980-11-13
AT363973B
(en)
1981-09-10
SE7605817L
(en)
1976-11-24
AR212966A1
(en)
1978-11-30
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Legal Events
Date
Code
Title
Description
1979-07-04
PS
Patent sealed [section 19, patents act 1949]
1980-10-01
732
Registration of transactions, instruments or events in the register (sect. 32/1977)
1987-01-14
PCNP
Patent ceased through non-payment of renewal fee
