JPS5328375B2 - - Google Patents

Info

Publication number
JPS5328375B2
JPS5328375B2 JP7523371A JP7523371A JPS5328375B2 JP S5328375 B2 JPS5328375 B2 JP S5328375B2 JP 7523371 A JP7523371 A JP 7523371A JP 7523371 A JP7523371 A JP 7523371A JP S5328375 B2 JPS5328375 B2 JP S5328375B2
Authority
JP
Japan
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
JP7523371A
Other languages
Japanese (ja)
Other versions
JPS4839338A (env
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
Priority to BE789262D priority Critical patent/BE789262A/xx
Application filed filed Critical
Priority to JP7523371A priority patent/JPS5328375B2/ja
Priority to GB4420872A priority patent/GB1411094A/en
Priority to IT52956/72A priority patent/IT965500B/it
Priority to SE7212385A priority patent/SE379799B/xx
Priority to CA152,500A priority patent/CA986793A/en
Priority to BR006706/72A priority patent/BR7206706D0/pt
Priority to DE2247269A priority patent/DE2247269C3/de
Priority to US00292715A priority patent/US3856568A/en
Priority to FR7234118A priority patent/FR2154625B1/fr
Publication of JPS4839338A publication Critical patent/JPS4839338A/ja
Publication of JPS5328375B2 publication Critical patent/JPS5328375B2/ja
Expired legal-status Critical Current

Links

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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C21D1/70—Temporary coatings or embedding materials applied before or during heat treatment while heating or quenching
    • 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
    • C23C22/05—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 using aqueous solutions
    • C23C22/06—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 using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/24—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 using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds
    • C23C22/33—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 using aqueous solutions using aqueous acidic solutions with pH less than 6 containing hexavalent chromium compounds containing also phosphates
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electromagnetism (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Soft Magnetic Materials (AREA)
JP7523371A 1971-09-27 1971-09-27 Expired JPS5328375B2 (env)

Priority Applications (10)

Application Number Priority Date Filing Date Title
BE789262D BE789262A (fr) 1971-09-27 Procede de formation d'un film isolant sur un feuillard d'acierau silicium oriente
JP7523371A JPS5328375B2 (env) 1971-09-27 1971-09-27
GB4420872A GB1411094A (en) 1971-09-27 1972-09-25 Method for forming an insulating film on a grain oriented silicon steel sheet
IT52956/72A IT965500B (it) 1971-09-27 1972-09-25 Procedimento per la produzione di un lamierino di acciaio al sili cio orientato rivestito di una pel licola che ne migliora le caratteristiche di perdite nel ferro e magnetostrizione
CA152,500A CA986793A (en) 1971-09-27 1972-09-26 Method for forming an insulating film on a grain oriented silicon steel sheet
SE7212385A SE379799B (env) 1971-09-27 1972-09-26
BR006706/72A BR7206706D0 (pt) 1971-09-27 1972-09-27 Processo para formacao de uma pelicula isolante em uma chapa de aco-silicio orientada
DE2247269A DE2247269C3 (de) 1971-09-27 1972-09-27 Verfahren zur Herstellung einer isolierenden sowie die Magnetostriktions-Charakteristika und den Eisenverlust verbessernden Schicht auf einem Silicimstahlblech
US00292715A US3856568A (en) 1971-09-27 1972-09-27 Method for forming an insulating film on an oriented silicon steel sheet
FR7234118A FR2154625B1 (env) 1971-09-27 1972-09-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7523371A JPS5328375B2 (env) 1971-09-27 1971-09-27

Publications (2)

Publication Number Publication Date
JPS4839338A JPS4839338A (env) 1973-06-09
JPS5328375B2 true JPS5328375B2 (env) 1978-08-14

Family

ID=13570281

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7523371A Expired JPS5328375B2 (env) 1971-09-27 1971-09-27

Country Status (10)

Country Link
US (1) US3856568A (env)
JP (1) JPS5328375B2 (env)
BE (1) BE789262A (env)
BR (1) BR7206706D0 (env)
CA (1) CA986793A (env)
DE (1) DE2247269C3 (env)
FR (1) FR2154625B1 (env)
GB (1) GB1411094A (env)
IT (1) IT965500B (env)
SE (1) SE379799B (env)

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0577124A3 (en) * 1992-07-02 1994-09-21 Nippon Steel Corp Grain oriented electrical steel sheet having high magnetic flux density and ultra low iron loss and process for producing the same
JP2001196217A (ja) * 2000-01-17 2001-07-19 Sanshin:Kk 圧粉磁心の製造方法
JP2002356750A (ja) * 2000-05-12 2002-12-13 Nippon Steel Corp 低鉄損、低騒音の方向性電磁鋼板及びその製造方法
WO2007136115A1 (ja) 2006-05-19 2007-11-29 Nippon Steel Corporation 高張力絶縁被膜を有する方向性電磁鋼板及びその絶縁被膜処理方法
JP2010249616A (ja) * 2009-04-14 2010-11-04 Jfe Steel Corp 方向性電磁鋼板の被膜張力の間接測定方法
WO2012165393A1 (ja) 2011-05-27 2012-12-06 新日鐵住金株式会社 方向性電磁鋼板及び方向性電磁鋼板の製造方法
WO2014080763A1 (ja) 2012-11-26 2014-05-30 新日鐵住金株式会社 方向性電磁鋼板及び方向性電磁鋼板の製造方法
JP2014156633A (ja) * 2013-02-15 2014-08-28 Jfe Steel Corp 方向性電磁鋼板の製造方法および方向性電磁鋼板並びに方向性電磁鋼板用表面ガラスコーティング
WO2015064472A1 (ja) 2013-10-30 2015-05-07 Ｊｆｅスチール株式会社 磁気特性および被膜密着性に優れる方向性電磁鋼板
WO2016158325A1 (ja) * 2015-03-27 2016-10-06 Ｊｆｅスチール株式会社 絶縁被膜付き方向性電磁鋼板およびその製造方法
WO2016158322A1 (ja) * 2015-03-27 2016-10-06 Ｊｆｅスチール株式会社 絶縁被膜付き方向性電磁鋼板およびその製造方法
WO2018051902A1 (ja) 2016-09-13 2018-03-22 Ｊｆｅスチール株式会社 クロムフリー絶縁張力被膜付き方向性電磁鋼板およびその製造方法
US10087529B2 (en) 2014-01-31 2018-10-02 Jfe Steel Corporation Treatment solution for chromium-free tension coating, method for forming chromium-free tension coating, and grain oriented electrical steel sheet with chromium-free tension coating
US10190219B2 (en) 2014-12-26 2019-01-29 Nippon Steel & Sumitomo Metal Corporation Electrical steel sheet
US10519551B2 (en) 2014-12-26 2019-12-31 Nippon Steel Corporation Electrical steel sheet
US10549315B2 (en) 2014-12-26 2020-02-04 Nippon Steel Corporation Electrical steel sheet
US10604848B2 (en) 2014-12-26 2020-03-31 Nippon Steel Corporation Electrical steel sheet
JP2020111816A (ja) * 2019-01-16 2020-07-27 日本製鉄株式会社 方向性電磁鋼板及びその製造方法
EP3715480A1 (en) 2019-03-26 2020-09-30 Thyssenkrupp Electrical Steel Gmbh Iron-silicon material suitable for medium frequency applications
US11072861B2 (en) 2015-09-29 2021-07-27 Nippon Steel Corporation Grain-oriented electrical steel sheet and method for producing grain-oriented electrical steel sheet
WO2022085263A1 (ja) 2020-10-21 2022-04-28 Ｊｆｅスチール株式会社 方向性電磁鋼板、方向性電磁鋼板の製造方法および方向性電磁鋼板の評価方法
US11535943B2 (en) 2016-10-31 2022-12-27 Nippon Steel Corporation Grain-oriented electrical steel sheet
WO2023112421A1 (ja) 2021-12-14 2023-06-22 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
EP4365319A1 (en) 2022-11-03 2024-05-08 Thyssenkrupp Electrical Steel Gmbh Grain-oriented electrical steel strip and method for its production
WO2024210205A1 (ja) 2023-04-05 2024-10-10 日本製鉄株式会社 方向性電磁鋼板及び絶縁被膜形成方法
EP4692419A1 (en) 2023-04-05 2026-02-11 Nippon Steel Corporation Grain-oriented electrical steel sheet and method for forming insulating coating film

Families Citing this family (139)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5652117B2 (env) * 1973-11-17 1981-12-10
US3948786A (en) * 1974-10-11 1976-04-06 Armco Steel Corporation Insulative coating for electrical steels
JPS51105771A (ja) * 1975-03-14 1976-09-18 Nippon Telegraph & Telephone Fuotoetsuchinguhoho
US4032366A (en) * 1975-05-23 1977-06-28 Allegheny Ludlum Industries, Inc. Grain-oriented silicon steel and processing therefor
JPS5917521B2 (ja) * 1975-08-22 1984-04-21 川崎製鉄株式会社 方向性けい素鋼板に耐熱性のよい上塗り絶縁被膜を形成する方法
IT1115840B (it) * 1977-03-09 1986-02-10 Centro Speriment Metallurg Soluzione di rivestimenti per acciai per impieghi magnetici
JPS5328043A (en) * 1977-07-09 1978-03-15 Nippon Steel Corp Process for forming insulating coating on directional silicon steel
US4552596A (en) * 1978-07-26 1985-11-12 Nippon Steel Corporation Grain-oriented electromagnetic steel sheet with improved watt loss
JPS5518566A (en) * 1978-07-26 1980-02-08 Nippon Steel Corp Improving method for iron loss characteristic of directional electrical steel sheet
JPS5567134A (en) * 1978-11-14 1980-05-21 Akai Electric Co Ltd Method for manufacturing electrode of semiconductor device
JPS5655574A (en) * 1979-10-15 1981-05-16 Nippon Steel Corp Manufacture of nondirectional magnetic steel sheet excellent in iron loss and magnetostriction characteristic
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
US4347085A (en) * 1981-04-23 1982-08-31 Armco Inc. Insulative coatings for electrical steels
US4456812A (en) * 1982-07-30 1984-06-26 Armco Inc. Laser treatment of electrical steel
JPS60184685A (ja) * 1984-03-03 1985-09-20 Nippon Steel Corp 耐熱性と滑り性の優れた方向性電磁鋼板用絶縁皮膜形成方法
CA1278985C (en) * 1985-04-30 1991-01-15 Allegheny Ludlum Corporation Grain-oriented silicon steel and stress coating therefor
JPH0744097B2 (ja) * 1986-10-30 1995-05-15 新日本製鐵株式会社 歪取焼鈍時に鋼板の焼付きのない電磁鋼板用絶縁皮膜の形成方法
US4881975A (en) * 1986-12-23 1989-11-21 Albright & Wilson Limited Products for treating surfaces
US4968361A (en) * 1989-03-23 1990-11-06 Allegheny Ludlum Corporation Method of domain refinement of oriented silicon steel by using flux-printing
CN1039915C (zh) * 1989-07-05 1998-09-23 新日本制铁株式会社 方向性电磁钢板上的绝缘皮膜成型方法
US5129965A (en) * 1990-07-20 1992-07-14 Nippon Steel Corporation Method of producing grain oriented silicon steel sheets each having a low watt loss and a mirror surface
FR2672305B1 (fr) * 1991-02-05 1994-05-06 Usine Aciers Chatillon Gueugnon Procede pour former un revetement isolant adherent sur une tole d'acier magnetique.
DE69218511T2 (de) * 1991-07-10 1997-11-06 Nippon Steel Corp Kornorientiertes Siliziumstahlblech mit ausgezeichneten primären Glasfilmeigenschaften
KR960015212B1 (ko) * 1992-02-13 1996-11-04 신니뽄 세이데쓰 가부시키가이샤 저철손 방향성 전자 강판
EP0565029B1 (en) * 1992-04-07 1999-10-20 Nippon Steel Corporation Grain oriented silicon steel sheet having low core loss and method of manufacturing same
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
US6562473B1 (en) 1999-12-03 2003-05-13 Kawasaki Steel Corporation Electrical steel sheet suitable for compact iron core and manufacturing method therefor
DE10124434A1 (de) * 2001-05-18 2002-11-28 Bosch Gmbh Robert Funktionsbeschichtung und Verfahren zu deren Erzeugung, insbesondere zum Verschleißschutz, Korrosionsschutz oder zur Temperaturisolation
DE10130308B4 (de) * 2001-06-22 2005-05-12 Thyssenkrupp Electrical Steel Ebg Gmbh Kornorientiertes Elektroblech mit einer elektrisch isolierenden Beschichtung
JP4747564B2 (ja) 2004-11-30 2011-08-17 Ｊｆｅスチール株式会社 方向性電磁鋼板
BRPI0520381B1 (pt) 2005-07-14 2016-03-08 Nippon Steel & Sumitomo Metal Corp agente de película isolante para chapa de aço elétrico com grãos orientados que não contém cromo.
RU2371518C2 (ru) * 2007-07-02 2009-10-27 Закрытое акционерное общество "ФК" Способ и состав для получения электроизоляционного покрытия
US9011585B2 (en) 2007-08-09 2015-04-21 Jfe Steel Corporation Treatment solution for insulation coating for grain-oriented electrical steel sheets
JP5181571B2 (ja) 2007-08-09 2013-04-10 Ｊｆｅスチール株式会社 方向性電磁鋼板用クロムフリー絶縁被膜処理液および絶縁被膜付方向性電磁鋼板の製造方法
JP5194641B2 (ja) 2007-08-23 2013-05-08 Ｊｆｅスチール株式会社 方向性電磁鋼板用絶縁被膜処理液および絶縁被膜付方向性電磁鋼板の製造方法
JP5104128B2 (ja) 2007-08-30 2012-12-19 Ｊｆｅスチール株式会社 方向性電磁鋼板用クロムフリー絶縁被膜処理液および絶縁被膜付方向性電磁鋼板の製造方法
DE102008008781A1 (de) 2008-02-12 2009-08-20 Thyssenkrupp Electrical Steel Gmbh Verfahren zur Herstellung eines kornorientierten Elektrobands
CN101981228B (zh) 2008-03-31 2013-01-09 新日本制铁株式会社 方向性电磁钢板及其制造方法
JP2010040666A (ja) * 2008-08-01 2010-02-18 Toyota Motor Corp 磁性材料のＳｉＯ２薄膜形成方法
DE102008039326A1 (de) 2008-08-22 2010-02-25 IWT Stiftung Institut für Werkstofftechnik Verfahren zum elektrischen Isolieren von Elektroblech, elektrisch isoliertes Elektroblech, lamellierter magnetischer Kern mit dem Elektroblech und Verfahren zum Herstellen eines lamellierten magnetischen Kerns
BR112012020219B1 (pt) 2010-02-18 2020-12-01 Nippon Steel Corporation chapa de aço elétrico não orientado e método de fabricação da mesma
CN103069038B (zh) 2010-08-06 2014-02-19 杰富意钢铁株式会社 方向性电磁钢板
RU2455390C2 (ru) * 2010-10-05 2012-07-10 Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России) Состав для получения коррозионно-стойкого и жаростойкого покрытия на деталях из конструкционных сталей или жаропрочных сплавов на основе никеля
DE102010038038A1 (de) 2010-10-07 2012-04-12 Thyssenkrupp Electrical Steel Gmbh Verfahren zum Erzeugen einer Isolationsbeschichtung auf einem kornorientierten Elektro-Stahlflachprodukt und mit einer solchen Isolationsbeschichtung beschichtetes Elektro-Stahlflachprodukt
DE102010054509A1 (de) 2010-12-14 2012-06-14 Thyssenkrupp Electrical Steel Gmbh Verfahren zur Herstellung eines kornorientierten Elektrobands
JP5434999B2 (ja) 2011-09-16 2014-03-05 Ｊｆｅスチール株式会社 鉄損特性に優れる方向性電磁鋼板の製造方法
RU2480534C1 (ru) * 2012-01-27 2013-04-27 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Состав для получения защитного покрытия на стальных деталях
RU2489518C1 (ru) * 2012-04-19 2013-08-10 Закрытое акционерное общество "ФК" Состав для получения электроизоляционного покрытия
RU2510716C2 (ru) * 2012-07-25 2014-04-10 Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") Способ нанесения защитного покрытия на стальные детали
JP5679090B2 (ja) 2012-07-26 2015-03-04 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法
ES2900734T3 (es) * 2013-02-06 2022-03-18 Arcelormittal Procedimiento de tratamiento térmico de una lámina de acero y dispositivo para su implementación
JP6157647B2 (ja) * 2013-02-08 2017-07-05 ティッセンクルップ エレクトリカル スティール ゲゼルシャフト ミット ベシュレンクテル ハフツングＴｈｙｓｓｅｎｋｒｕｐｐ Ｅｌｅｃｔｉｋａｌ Ｓｔｅｅｌ ＧｍｂＨ 絶縁皮膜形成用組成物
DE102013208618A1 (de) 2013-05-10 2014-11-13 Henkel Ag & Co. Kgaa Chromfreie Beschichtung zur elektrischen Isolierung von kornorientiertem Elektroband
PL2902509T3 (pl) 2014-01-30 2019-04-30 Thyssenkrupp Electrical Steel Gmbh Płaski produkt z teksturowanej stali elektrotechnicznej, obejmujący powłokę izolacyjną
BR112016030522B1 (pt) * 2014-07-03 2019-11-05 Nippon Steel & Sumitomo Metal Corp aparelho de processamento a laser
JP6323423B2 (ja) * 2015-09-25 2018-05-16 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
CA3046434C (en) 2016-12-14 2021-03-23 Jfe Steel Corporation Grain-oriented electrical steel sheet and method for manufacturing same
CN120119239A (zh) 2016-12-28 2025-06-10 杰富意钢铁株式会社 方向性电磁钢板、变压器的铁芯和变压器以及变压器的噪音的降低方法
EP3653751B1 (en) 2017-07-13 2024-09-18 Nippon Steel Corporation Grain-oriented electrical steel sheet
JP6954351B2 (ja) 2017-07-13 2021-10-27 日本製鉄株式会社 方向性電磁鋼板
BR112020000266A2 (pt) 2017-07-13 2020-07-14 Nippon Steel Corporation folha de aço eletromagnética orientada
PL3653754T3 (pl) 2017-07-13 2025-01-07 Nippon Steel Corporation Blacha cienka ze stali elektrotechnicznej o ziarnach zorientowanych
EP3712299A4 (en) 2017-11-13 2021-11-24 Nippon Steel Corporation COATING SOLUTION FOR THE PRODUCTION OF AN INSULATING LAYER FOR GRAIN ORIENTED ELECTRIC STEEL SHEET AND A METHOD FOR PRODUCING A GRAIN ORIENTED ELECTRIC STEEL SHEET
KR102432967B1 (ko) 2017-11-28 2022-08-16 제이에프이 스틸 가부시키가이샤 방향성 전기 강판 및 그 제조 방법
US11236427B2 (en) 2017-12-06 2022-02-01 Polyvision Corporation Systems and methods for in-line thermal flattening and enameling of steel sheets
EP3495430A1 (de) 2017-12-07 2019-06-12 Henkel AG & Co. KGaA Chrom- und phosphatfreie beschichtung zur elektrischen isolierung von elektroband
US11923115B2 (en) 2018-02-06 2024-03-05 Jfe Steel Corporation Insulating coating-attached electrical steel sheet and manufacturing method therefor
EP3778987A4 (en) 2018-03-28 2021-12-08 Nippon Steel Corporation COATING LIQUID FOR THE FORMATION OF AN INSULATING COATING FILM FOR GRAIN ORIENTED ELECTROMAGNETIC STEEL SHEETS, PROCESS FOR THE PRODUCTION OF GRAIN ORIENTED ELECTROMAGNETIC STEEL SHEETS AND GRAIN ORIENTED ELECTROMAGNETIC STEEL SHEETS
WO2019188976A1 (ja) 2018-03-30 2019-10-03 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法および連続成膜装置
CA3097333C (en) 2018-05-30 2023-08-01 Jfe Steel Corporation Electrical steel sheet having insulating coating, method for producing the same, transformer core and transformer using the electrical steel sheet, and method for reducing dielectric loss in transformer
WO2020012665A1 (ja) 2018-07-13 2020-01-16 日本製鉄株式会社 方向性電磁鋼板及びその製造方法
BR112020027000B1 (pt) 2018-07-13 2023-10-24 Nippon Steel Corporation Chapa de aço elétrico com grão orientado e método de produção da mesma
RU2758423C1 (ru) 2018-07-31 2021-10-28 ДжФЕ СТИЛ КОРПОРЕЙШН Жидкость для получения изолирующего покрытия, текстурированный лист из электротехнической стали с нанесенным изолирующим покрытием и способ его производства
WO2020036006A1 (ja) 2018-08-17 2020-02-20 Ｊｆｅスチール株式会社 絶縁被膜形成用処理液の製造方法および絶縁被膜付き鋼板の製造方法ならびに絶縁被膜形成用処理液の製造装置
US12163232B2 (en) 2018-09-28 2024-12-10 Jfe Steel Corporation Treatment agent for chromium-free insulating coating formation, insulation-coated grain-oriented electrical steel sheet, and method for manufacturing the same
JP6721135B1 (ja) 2018-09-28 2020-07-08 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法および冷間圧延設備
WO2020066469A1 (ja) 2018-09-28 2020-04-02 Ｊｆｅスチール株式会社 クロムフリー絶縁被膜形成用処理剤、絶縁被膜付き方向性電磁鋼板およびその製造方法
KR102599445B1 (ko) 2018-10-25 2023-11-08 닛폰세이테츠 가부시키가이샤 방향성 전자 강판용 절연피막을 형성하기 위한 도포액, 방향성 전자 강판, 및 방향성 전자 강판의 제조 방법
WO2020088764A1 (de) 2018-10-31 2020-05-07 Thyssenkrupp Electrical Steel Gmbh Verfahren zur herstellung eines kornorientierten stahlflachprodukts für elektromagnetische anwendungen, stahlflachprodukt für elektromagnetische anwendungen und transformator-kern-stapel hergestellt aus einem solchen stahlflachprodukt
JP7124892B2 (ja) 2019-01-08 2022-08-24 日本製鉄株式会社 方向性電磁鋼板及び方向性電磁鋼板の製造方法
CN113286906B (zh) 2019-01-16 2023-12-08 日本制铁株式会社 方向性电磁钢板及成为方向性电磁钢板原板的钢板
WO2020149347A1 (ja) 2019-01-16 2020-07-23 日本製鉄株式会社 方向性電磁鋼板の製造方法
US11952646B2 (en) 2019-01-16 2024-04-09 Nippon Steel Corporation Grain-oriented electrical steel sheet having excellent insulation coating adhesion without forsterite coating
CN113302323B (zh) 2019-01-16 2024-02-13 日本制铁株式会社 方向性电磁钢板
RU2771036C1 (ru) 2019-01-16 2022-04-25 Ниппон Стил Корпорейшн Лист анизотропной электротехнической стали
KR102557225B1 (ko) 2019-01-16 2023-07-19 닛폰세이테츠 가부시키가이샤 일방향성 전자 강판 및 그 제조 방법
PL3913077T3 (pl) * 2019-01-16 2024-04-08 Nippon Steel Corporation Sposób wytwarzania blachy cienkiej ze stali elektrotechnicznej o ziarnach zorientowanych
CN113302337B (zh) 2019-01-16 2023-06-16 日本制铁株式会社 方向性电磁钢板及其制造方法
CN113302335B (zh) 2019-01-16 2023-06-20 日本制铁株式会社 方向性电磁钢板及其制造方法
EP3693496A1 (de) 2019-02-06 2020-08-12 Rembrandtin Lack GmbH Nfg.KG Wässrige zusammensetzung zur beschichtung von kornorientiertem stahl
KR102706846B1 (ko) 2019-03-25 2024-09-19 닛폰세이테츠 가부시키가이샤 방향성 전자 강판 피막 형성용 도포제 및 방향성 전자 강판의 제조 방법
WO2021084793A1 (ja) 2019-10-31 2021-05-06 Ｊｆｅスチール株式会社 絶縁被膜付き電磁鋼板
US12104257B2 (en) 2019-10-31 2024-10-01 Jfe Steel Corporation Electrical steel sheet with insulating film
KR102791744B1 (ko) 2019-10-31 2025-04-03 제이에프이 스틸 가부시키가이샤 피막 형성 방법 및 절연 피막 부착 전자 강판의 제조 방법
KR102835138B1 (ko) 2020-06-30 2025-07-16 제이에프이 스틸 가부시키가이샤 방향성 전기 강판의 제조 방법 및 설비열
WO2022004677A1 (ja) 2020-06-30 2022-01-06 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法及び設備列
EP4159335A4 (en) 2020-06-30 2023-12-20 JFE Steel Corporation Method for producing grain-oriented electromagnetic steel sheet
CN112239863B (zh) * 2020-09-11 2023-05-16 武汉科技大学 一种改善取向硅钢表面涂层裂纹的绝缘涂液及其制备方法与取向硅钢板
EP4027357A1 (de) 2020-12-18 2022-07-13 Vacuumschmelze GmbH & Co. KG Fecov-legierung und verfahren zum herstellen eines bands aus einer fecov-legierung
DE102020134300A1 (de) 2020-12-18 2022-06-23 Vacuumschmelze Gmbh & Co. Kg Wasserbasierte alkalische Zusammensetzung zum Bilden einer Isolationsschicht eines Glühseparators, beschichtete weichmagnetische Legierung und Verfahren zum Herstellen eines beschichteten weichmagnetischen Bandes
DE102020134301A1 (de) 2020-12-18 2022-06-23 Vacuumschmelze Gmbh & Co. Kg Weichmagnetische Legierung und Verfahren zum Herstellen einer weichmagnetischen Legierung
WO2022163723A1 (ja) 2021-01-28 2022-08-04 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法および電磁鋼板製造用圧延設備
WO2022215710A1 (ja) 2021-04-06 2022-10-13 日本製鉄株式会社 方向性電磁鋼板及び絶縁被膜の形成方法
EP4321634A4 (en) 2021-04-06 2024-09-25 Nippon Steel Corporation GRAIN-ORIENTED ELECTROMAGNETIC STEEL SHEET AND METHOD FOR FORMING INSULATING FILM
BR112023020142A2 (pt) 2021-04-06 2023-11-28 Nippon Steel Corp Chapa de aço elétrico de grão orientado, e, método para formar o revestimento isolante incluído na chapa de aço elétrico de grão orientado
CN117545862A (zh) 2021-06-30 2024-02-09 杰富意钢铁株式会社 取向性电磁钢板的制造方法及取向性电磁钢板制造用轧制设备
KR20240011758A (ko) 2021-06-30 2024-01-26 제이에프이 스틸 가부시키가이샤 방향성 전기 강판의 제조 방법 및 방향성 전기 강판 제조용 압연 설비
EP4202067A1 (de) 2021-12-21 2023-06-28 Thyssenkrupp Electrical Steel Gmbh Verfahren zum erzeugen eines kornorientierten elektrobands und kornorientiertes elektroband
CN116478562A (zh) 2022-01-14 2023-07-25 宝山钢铁股份有限公司 一种用于取向硅钢涂层的涂料、取向硅钢板及其制造方法
WO2023139847A1 (ja) 2022-01-21 2023-07-27 Ｊｆｅスチール株式会社 前処理液および絶縁被膜付き電磁鋼板の製造方法
US20250116005A1 (en) 2022-01-21 2025-04-10 Jfe Steel Corporation Pre-treatment liquid and method for manufacturing electromagnetic steel sheet provided with insulating film
WO2023176855A1 (ja) 2022-03-14 2023-09-21 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
CN118946684A (zh) 2022-04-06 2024-11-12 日本制铁株式会社 取向性电磁钢板及绝缘被膜的形成方法
KR20240156392A (ko) 2022-04-06 2024-10-29 닛폰세이테츠 가부시키가이샤 방향성 전자 강판 및 절연 피막의 형성 방법
CN117344210A (zh) * 2022-06-29 2024-01-05 宝山钢铁股份有限公司 取向硅钢及其制造方法
US20260035762A1 (en) 2022-08-22 2026-02-05 Jfe Steel Corporation Annealing facility, and method for manufacturing grain-oriented electromagnetic steel sheet
JPWO2024043294A1 (env) 2022-08-24 2024-02-29
CN119790168A (zh) 2022-09-06 2025-04-08 杰富意钢铁株式会社 取向性电磁钢板的制造方法和感应加热装置
JP7782683B2 (ja) 2022-09-06 2025-12-09 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法および誘導加熱装置
EP4613911A1 (en) 2022-11-02 2025-09-10 Nippon Steel Corporation Coating liquid, method for producing coating liquid, and method for producing directional electromagnetic steel sheet
WO2024134962A1 (ja) 2022-12-20 2024-06-27 Ｊｆｅスチール株式会社 絶縁被膜付き電磁鋼板の製造方法
JP7473859B1 (ja) 2022-12-20 2024-04-24 Ｊｆｅスチール株式会社 絶縁被膜付き電磁鋼板の製造方法
WO2024171608A1 (ja) 2023-02-13 2024-08-22 日本製鉄株式会社 方向性電磁鋼板、並びに、方向性電磁鋼板の中間層および絶縁被膜の形成方法
JPWO2024204818A1 (env) 2023-03-29 2024-10-03
JP7810937B2 (ja) 2023-04-05 2026-02-04 日本製鉄株式会社 方向性電磁鋼板用絶縁被膜処理液およびその製造方法、ならびに方向性電磁鋼板の製造方法
KR20250170637A (ko) 2023-04-05 2025-12-05 닛폰세이테츠 가부시키가이샤 방향성 전자 강판용 절연 피막 처리액 및 그 제조 방법, 그리고 방향성 전자 강판의 제조 방법
EP4692415A1 (en) 2023-04-05 2026-02-11 Nippon Steel Corporation Insulating film treatment liquid for grain-oriented electromagnetic steel sheet and method for producing grain-oriented electromagnetic steel sheet
KR20250167081A (ko) 2023-04-05 2025-11-28 닛폰세이테츠 가부시키가이샤 방향성 전자 강판용 절연 피막 처리액 및 방향성 전자 강판의 제조 방법
WO2024214818A1 (ja) 2023-04-12 2024-10-17 日本製鉄株式会社 方向性電磁鋼板および絶縁被膜の形成方法
JP7795149B2 (ja) 2023-04-12 2026-01-07 日本製鉄株式会社 方向性電磁鋼板および絶縁被膜の形成方法
JP7730076B2 (ja) 2023-04-12 2025-08-27 日本製鉄株式会社 方向性電磁鋼板および絶縁被膜の形成方法
WO2024214821A1 (ja) 2023-04-12 2024-10-17 日本製鉄株式会社 方向性電磁鋼板および絶縁被膜の形成方法
KR20250163934A (ko) 2023-04-13 2025-11-21 닛폰세이테츠 가부시키가이샤 방향성 전자 강판 및 절연 피막의 형성 방법
WO2024214819A1 (ja) 2023-04-13 2024-10-17 日本製鉄株式会社 方向性電磁鋼板および絶縁被膜の形成方法
CN121057831A (zh) 2023-06-29 2025-12-02 杰富意钢铁株式会社 取向性电磁钢板的制造方法以及感应加热装置
JP7722600B2 (ja) 2023-06-29 2025-08-13 Ｊｆｅスチール株式会社 方向性電磁鋼板の製造方法および誘導加熱装置
EP4589026A1 (en) 2024-01-18 2025-07-23 Thyssenkrupp Electrical Steel Gmbh Grain-oriented electrical steel sheet and method for its production
EP4589028A1 (en) 2024-01-18 2025-07-23 Thyssenkrupp Electrical Steel Gmbh Grain-oriented electrical steel sheet coated with a resin and used for stacking
EP4589027A1 (en) 2024-01-18 2025-07-23 Thyssenkrupp Electrical Steel Gmbh Grain-oriented electrical steel sheet and method for its production

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2564864A (en) * 1948-07-02 1951-08-21 Parker Rust Proof Co Method of and solution for increasing resistance to corrosion
US2920296A (en) * 1955-01-07 1960-01-05 Gen Electric Reduction of transformer noise due to magnetostrictive effects
US3150015A (en) * 1961-08-29 1964-09-22 Allegheny Ludlum Steel Insulation for silicon steel
US3207636A (en) * 1962-06-26 1965-09-21 Yawata Iron & Steel Co Method for coating silicon steel transformer sheets and composition
DE1521610A1 (de) * 1964-08-13 1969-09-18 Allegheny Ludlum Steel Isolationsueberzuege fuer Siliziumstaehle
JPS5112450B1 (env) * 1966-03-18 1976-04-20
US3670278A (en) * 1966-06-09 1972-06-13 Westinghouse Electric Corp Bonded core structure comprising a plurality of glass coated electrical steel sheets
US3528863A (en) * 1966-06-09 1970-09-15 Westinghouse Electric Corp Glass-coated electrical steel sheet
US3533861A (en) * 1966-06-09 1970-10-13 Westinghouse Electric Corp Method of improving the magnetostriction and core loss of cube-on-face oriented magnetic steels
US3522113A (en) * 1968-01-02 1970-07-28 Armco Steel Corp Potassium silicate coated silicon steel article
US3615918A (en) * 1969-03-28 1971-10-26 Armco Steel Corp Method of annealing with a magnesia separator containing a decomposable phosphate

Cited By (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0577124A3 (en) * 1992-07-02 1994-09-21 Nippon Steel Corp Grain oriented electrical steel sheet having high magnetic flux density and ultra low iron loss and process for producing the same
JP2001196217A (ja) * 2000-01-17 2001-07-19 Sanshin:Kk 圧粉磁心の製造方法
JP2002356750A (ja) * 2000-05-12 2002-12-13 Nippon Steel Corp 低鉄損、低騒音の方向性電磁鋼板及びその製造方法
WO2007136115A1 (ja) 2006-05-19 2007-11-29 Nippon Steel Corporation 高張力絶縁被膜を有する方向性電磁鋼板及びその絶縁被膜処理方法
JP2010249616A (ja) * 2009-04-14 2010-11-04 Jfe Steel Corp 方向性電磁鋼板の被膜張力の間接測定方法
WO2012165393A1 (ja) 2011-05-27 2012-12-06 新日鐵住金株式会社 方向性電磁鋼板及び方向性電磁鋼板の製造方法
WO2014080763A1 (ja) 2012-11-26 2014-05-30 新日鐵住金株式会社 方向性電磁鋼板及び方向性電磁鋼板の製造方法
US10297375B2 (en) 2012-11-26 2019-05-21 Nippon Steel & Sumitomo Metal Corporation Grain-oriented electrical steel sheet and method of manufacturing grain-oriented electrical steel sheet
JP2014156633A (ja) * 2013-02-15 2014-08-28 Jfe Steel Corp 方向性電磁鋼板の製造方法および方向性電磁鋼板並びに方向性電磁鋼板用表面ガラスコーティング
WO2015064472A1 (ja) 2013-10-30 2015-05-07 Ｊｆｅスチール株式会社 磁気特性および被膜密着性に優れる方向性電磁鋼板
US10458021B2 (en) 2014-01-31 2019-10-29 Jfe Steel Corporation Treatment solution for chromium-free tension coating, method for forming chromium-free tension coating, and grain oriented electrical steel sheet with chromium-free tension coating
US10435791B2 (en) 2014-01-31 2019-10-08 Jfe Steel Corporation Treatment solution for chromium-free tension coating, method for forming chromium-free tension coating, and grain oriented electrical steel sheet with chromium-free tension coating
US10087529B2 (en) 2014-01-31 2018-10-02 Jfe Steel Corporation Treatment solution for chromium-free tension coating, method for forming chromium-free tension coating, and grain oriented electrical steel sheet with chromium-free tension coating
US10604848B2 (en) 2014-12-26 2020-03-31 Nippon Steel Corporation Electrical steel sheet
US10549315B2 (en) 2014-12-26 2020-02-04 Nippon Steel Corporation Electrical steel sheet
US10519551B2 (en) 2014-12-26 2019-12-31 Nippon Steel Corporation Electrical steel sheet
US10190219B2 (en) 2014-12-26 2019-01-29 Nippon Steel & Sumitomo Metal Corporation Electrical steel sheet
WO2016158325A1 (ja) * 2015-03-27 2016-10-06 Ｊｆｅスチール株式会社 絶縁被膜付き方向性電磁鋼板およびその製造方法
US10982329B2 (en) 2015-03-27 2021-04-20 Jfe Steel Corporation Insulation-coated oriented magnetic steel sheet and method for manufacturing same
KR20170116130A (ko) * 2015-03-27 2017-10-18 제이에프이 스틸 가부시키가이샤 절연 피막이 형성된 방향성 전기 강판 및 그 제조 방법
KR20170116131A (ko) * 2015-03-27 2017-10-18 제이에프이 스틸 가부시키가이샤 절연 피막이 형성된 방향성 전기 강판 및 그 제조 방법
JPWO2016158325A1 (ja) * 2015-03-27 2017-04-27 Ｊｆｅスチール株式会社 絶縁被膜付き方向性電磁鋼板およびその製造方法
JPWO2016158322A1 (ja) * 2015-03-27 2017-04-27 Ｊｆｅスチール株式会社 絶縁被膜付き方向性電磁鋼板およびその製造方法
WO2016158322A1 (ja) * 2015-03-27 2016-10-06 Ｊｆｅスチール株式会社 絶縁被膜付き方向性電磁鋼板およびその製造方法
US11072861B2 (en) 2015-09-29 2021-07-27 Nippon Steel Corporation Grain-oriented electrical steel sheet and method for producing grain-oriented electrical steel sheet
WO2018051902A1 (ja) 2016-09-13 2018-03-22 Ｊｆｅスチール株式会社 クロムフリー絶縁張力被膜付き方向性電磁鋼板およびその製造方法
US11535943B2 (en) 2016-10-31 2022-12-27 Nippon Steel Corporation Grain-oriented electrical steel sheet
JP2020111816A (ja) * 2019-01-16 2020-07-27 日本製鉄株式会社 方向性電磁鋼板及びその製造方法
WO2020193717A1 (en) 2019-03-26 2020-10-01 Thyssenkrupp Electrical Steel Gmbh Iron-silicon material suitable for medium frequency applications
EP3715480A1 (en) 2019-03-26 2020-09-30 Thyssenkrupp Electrical Steel Gmbh Iron-silicon material suitable for medium frequency applications
WO2022085263A1 (ja) 2020-10-21 2022-04-28 Ｊｆｅスチール株式会社 方向性電磁鋼板、方向性電磁鋼板の製造方法および方向性電磁鋼板の評価方法
WO2023112421A1 (ja) 2021-12-14 2023-06-22 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
EP4365319A1 (en) 2022-11-03 2024-05-08 Thyssenkrupp Electrical Steel Gmbh Grain-oriented electrical steel strip and method for its production
WO2024210205A1 (ja) 2023-04-05 2024-10-10 日本製鉄株式会社 方向性電磁鋼板及び絶縁被膜形成方法
EP4692420A1 (en) 2023-04-05 2026-02-11 Nippon Steel Corporation Grain-oriented electrical steel sheet and method for forming insulating coating film
EP4692419A1 (en) 2023-04-05 2026-02-11 Nippon Steel Corporation Grain-oriented electrical steel sheet and method for forming insulating coating film

Also Published As

Publication number Publication date
FR2154625B1 (env) 1975-01-03
BR7206706D0 (pt) 1973-08-21
JPS4839338A (env) 1973-06-09
FR2154625A1 (env) 1973-05-11
US3856568A (en) 1974-12-24
DE2247269C3 (de) 1981-05-14
DE2247269A1 (de) 1973-04-05
IT965500B (it) 1974-01-31
SE379799B (env) 1975-10-20
CA986793A (en) 1976-04-06
GB1411094A (en) 1975-10-22
BE789262A (fr) 1973-01-15
DE2247269B2 (de) 1977-09-29

Similar Documents

Publication Publication Date Title
FR2154625B1 (env)
AR196074A1 (env)
AU2658571A (env)
AU2691671A (env)
AU2684071A (env)
AU2726271A (env)
AU2742671A (env)
AU3005371A (env)
AU2564071A (env)
AU2894671A (env)
AU2941471A (env)
AU2952271A (env)
AU2930871A (env)
AU2885171A (env)
AU3025871A (env)
AU2654071A (env)
AU2963771A (env)
AU2486471A (env)
AU2577671A (env)
AU2940971A (env)
AU2938071A (env)
AU3038671A (env)
AU2927871A (env)
AU2907471A (env)
AU2588771A (env)