BR7409439A - Processo e dispersao aquosa para a formacao de um revestimento isolante sobre uma chapa de acosilicio orientado - Google Patents
Processo e dispersao aquosa para a formacao de um revestimento isolante sobre uma chapa de acosilicio orientadoInfo
- Publication number
- BR7409439A BR7409439A BR9439/74A BR943974A BR7409439A BR 7409439 A BR7409439 A BR 7409439A BR 9439/74 A BR9439/74 A BR 9439/74A BR 943974 A BR943974 A BR 943974A BR 7409439 A BR7409439 A BR 7409439A
- Authority
- BR
- Brazil
- Prior art keywords
- acosilicio
- dispersion
- guided
- forming
- plate
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
-
- 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
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Electromagnetism (AREA)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Chemical Treatment Of Metals (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
- Insulating Bodies (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12949573A JPS5652117B2 (enExample) | 1973-11-17 | 1973-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7409439A true BR7409439A (pt) | 1976-05-18 |
Family
ID=15010880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9439/74A BR7409439A (pt) | 1973-11-17 | 1974-11-11 | Processo e dispersao aquosa para a formacao de um revestimento isolante sobre uma chapa de acosilicio orientado |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3985583A (enExample) |
| JP (1) | JPS5652117B2 (enExample) |
| BE (1) | BE821596A (enExample) |
| BR (1) | BR7409439A (enExample) |
| CA (1) | CA1021672A (enExample) |
| DE (1) | DE2450850C3 (enExample) |
| DK (1) | DK148692C (enExample) |
| FI (1) | FI57976C (enExample) |
| FR (1) | FR2251610B1 (enExample) |
| GB (1) | GB1482546A (enExample) |
| IT (1) | IT1025703B (enExample) |
| NO (1) | NO139971C (enExample) |
| SE (1) | SE420109B (enExample) |
Families Citing this family (72)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| JPS53129116A (en) * | 1977-04-18 | 1978-11-10 | Nippon Steel Corp | Oriented electromagnetic steel sheet with excellent magnetic characteristic s |
| JPS5655574A (en) * | 1979-10-15 | 1981-05-16 | Nippon Steel Corp | Manufacture of nondirectional magnetic steel sheet excellent in iron loss and magnetostriction characteristic |
| US4269634A (en) * | 1979-12-04 | 1981-05-26 | Westinghouse Electric Corp. | Loss reduction in oriented iron-base alloys containing sulfur |
| EP0045017B1 (en) * | 1980-07-24 | 1985-10-16 | Nippon Kinzoku Co., Ltd. | Process for surface treatment of stainless steel sheet |
| JPS6141778A (ja) * | 1984-08-02 | 1986-02-28 | Nippon Steel Corp | 張力付加性およびスベリ性の優れた方向性電磁鋼板の絶縁皮膜形成方法 |
| WO1986004929A1 (fr) | 1985-02-22 | 1986-08-28 | Kawasaki Steel Corporation | Procede de production de plaques d'acier au silicium unidirectionnelles avec une perte de fer extremement faible |
| US4909864A (en) * | 1986-09-16 | 1990-03-20 | Kawasaki Steel Corp. | Method of producing extra-low iron loss grain oriented silicon steel sheets |
| EP0910101A4 (en) * | 1997-04-03 | 2005-12-28 | Jfe Steel Corp | UNIDIRECTIONAL SILICON STEEL PLATE WITH EXCEPTIONAL IRON LOSS |
| KR100554559B1 (ko) * | 1997-12-12 | 2006-05-25 | 제이에프이 스틸 가부시키가이샤 | 스트레스릴리프어닐링이가능하고내용제성이뛰어난전자강판및그의제조방법 |
| JP4479047B2 (ja) * | 2000-03-30 | 2010-06-09 | Ｊｆｅスチール株式会社 | 極めて鉄損の低い一方向性電磁鋼板の製造方法 |
| JP2005317683A (ja) * | 2004-04-27 | 2005-11-10 | Nippon Steel Corp | ３相積み鉄心用の方向性電磁鋼板 |
| JP4747564B2 (ja) | 2004-11-30 | 2011-08-17 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板 |
| US7887646B2 (en) | 2005-05-23 | 2011-02-15 | Nippon Steel Corporation | Oriented magnetic steel plate excellent in coating adhesion and method of production of same |
| JP5063902B2 (ja) * | 2006-02-17 | 2012-10-31 | 新日本製鐵株式会社 | 方向性電磁鋼板とその絶縁被膜処理方法 |
| JP4983334B2 (ja) * | 2007-03-28 | 2012-07-25 | 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方向性電磁鋼板の製造方法 |
| 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 |
| US9187830B2 (en) | 2010-02-18 | 2015-11-17 | Nippon Steel & Sumitomo Metal Corporation | Non-oriented electrical steel sheet and manufacturing method thereof |
| KR101299857B1 (ko) | 2010-08-06 | 2013-08-23 | 제이에프이 스틸 가부시키가이샤 | 방향성 전기 강판 |
| EP2602340B1 (en) * | 2010-08-06 | 2019-06-12 | JFE Steel Corporation | Oriented electromagnetic steel plate and production method for same |
| 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 |
| EP2773781B1 (en) * | 2011-11-04 | 2015-07-01 | Tata Steel UK Ltd | Coated grain oriented steel |
| RU2580775C2 (ru) | 2011-12-28 | 2016-04-10 | ДжФЕ СТИЛ КОРПОРЕЙШН | Лист из электромагнитной стали с ориентированной структурой с покрытием и способ его изготовления |
| KR101707539B1 (ko) | 2012-07-26 | 2017-02-16 | 제이에프이 스틸 가부시키가이샤 | 방향성 전자 강판의 제조 방법 |
| WO2014017590A1 (ja) | 2012-07-26 | 2014-01-30 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板の製造方法 |
| 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 |
| JP6156646B2 (ja) | 2013-10-30 | 2017-07-05 | 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 |
| KR101774187B1 (ko) | 2014-01-31 | 2017-09-01 | 제이에프이 스틸 가부시키가이샤 | 크롬 프리 장력 피막용 처리액, 크롬 프리 장력 피막의 형성 방법, 및 크롬 프리 장력 피막 형성 방향성 전기 강판 |
| 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 |
| BR112017020757B1 (pt) | 2015-03-27 | 2022-11-01 | Jfe Steel Corporation | Métodos de fabricar uma chapa de aço elétrico de grão orientado com um revestimento isolante |
| MX2019001739A (es) | 2016-09-13 | 2019-05-09 | Jfe Steel Corp | Laminas de acero magnetico de grano orientado que tienen recubrimiento de tension aislante libre de cromo, y metodos para la produccion de tales laminas de acero. |
| KR101850133B1 (ko) | 2016-10-26 | 2018-04-19 | 주식회사 포스코 | 방향성 전기강판용 소둔 분리제 조성물, 방향성 전기강판 및 방향성 전기강판의 제조방법 |
| CN110114508A (zh) | 2016-12-28 | 2019-08-09 | 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 |
| EP3719169A4 (en) | 2017-11-28 | 2021-01-13 | JFE Steel Corporation | ORIENTED ELECTRIC STEEL SHEET AND METHOD FOR MANUFACTURING THEREOF |
| CN111684106B (zh) | 2018-02-06 | 2022-06-07 | 杰富意钢铁株式会社 | 带有绝缘被膜的电磁钢板及其制造方法 |
| CN111918981A (zh) | 2018-03-30 | 2020-11-10 | 杰富意钢铁株式会社 | 取向性电磁钢板的制造方法及连续成膜装置 |
| JP6645632B1 (ja) | 2018-05-30 | 2020-02-14 | Ｊｆｅスチール株式会社 | 絶縁被膜付き電磁鋼板およびその製造方法、前記電磁鋼板を用いてなる変圧器の鉄心、変圧器ならびに変圧器の誘電損失の低減方法 |
| CN112534083B (zh) | 2018-07-31 | 2022-05-17 | 杰富意钢铁株式会社 | 绝缘被膜处理液、带有绝缘被膜的取向性电磁钢板及其制造方法 |
| KR102604342B1 (ko) | 2018-08-17 | 2023-11-20 | 제이에프이 스틸 가부시키가이샤 | 절연 피막 형성용 처리액의 제조 방법 및 절연 피막이 형성된 강판의 제조 방법 그리고 절연 피막 형성용 처리액의 제조 장치 |
| CN112771203B (zh) | 2018-09-28 | 2023-10-17 | 杰富意钢铁株式会社 | 无铬绝缘被膜形成用处理剂、带绝缘被膜的方向性电磁钢板及其制造方法 |
| EP3854891A4 (en) | 2018-09-28 | 2021-07-28 | JFE Steel Corporation | PROCESS FOR THE PRODUCTION OF AN ELECTROMAGNETIC ORIENTED GRAIN STEEL SHEET AND COLD ROLLING EQUIPMENT |
| JP6652229B1 (ja) | 2018-09-28 | 2020-02-19 | 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 |
| 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 |
| KR102791744B1 (ko) | 2019-10-31 | 2025-04-03 | 제이에프이 스틸 가부시키가이샤 | 피막 형성 방법 및 절연 피막 부착 전자 강판의 제조 방법 |
| CN114555860B (zh) | 2019-10-31 | 2024-06-18 | 杰富意钢铁株式会社 | 带有绝缘覆膜的电磁钢板 |
| JP7276501B2 (ja) | 2020-06-30 | 2023-05-18 | 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 |
| KR20230019465A (ko) | 2020-06-30 | 2023-02-08 | 제이에프이 스틸 가부시키가이샤 | 방향성 전기 강판의 제조 방법 |
| EP4159337A4 (en) | 2020-06-30 | 2024-07-31 | JFE Steel Corporation | METHOD FOR PRODUCING A GRAIN-ORIENTED ELECTROMAGNETIC STEEL SHEET AND EQUIPMENT LINE |
| KR102873220B1 (ko) * | 2020-10-21 | 2025-10-17 | 제이에프이 스틸 가부시키가이샤 | 방향성 전기 강판, 방향성 전기 강판의 제조 방법 및 방향성 전기 강판의 평가 방법 |
| CN116802328A (zh) | 2021-01-28 | 2023-09-22 | 杰富意钢铁株式会社 | 取向性电磁钢板的制造方法和电磁钢板制造用轧制设备 |
| RU2765555C1 (ru) | 2021-05-31 | 2022-02-01 | Публичное Акционерное Общество "Новолипецкий металлургический комбинат" | Электроизоляционное покрытие для электротехнической анизотропной стали, не содержащее в составе соединений хрома и обладающее высокими потребительскими характеристиками |
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| US20240279763A1 (en) | 2021-06-30 | 2024-08-22 | Jfe Steel Corporation | Method of producing grain-oriented electrical steel sheet and rolling mill for producing grain-oriented electrical steel sheet |
| CN115851004B (zh) * | 2021-09-24 | 2023-12-12 | 宝山钢铁股份有限公司 | 一种耐热刻痕型取向硅钢涂层用涂液、取向硅钢板及其制造方法 |
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| JP7222450B1 (ja) | 2022-01-21 | 2023-02-15 | 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 |
| 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 |
| JP7508012B2 (ja) | 2022-03-14 | 2024-07-01 | 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 |
| EP4553177A1 (en) | 2022-08-22 | 2025-05-14 | JFE Steel Corporation | Annealing facility, and method for manufacturing grain-oriented electromagnetic steel sheet |
| CN119654426A (zh) | 2022-08-24 | 2025-03-18 | 杰富意钢铁株式会社 | 取向性电磁钢板的制造方法和取向性电磁钢板用热轧板 |
| EP4575010A1 (en) | 2022-09-06 | 2025-06-25 | JFE Steel Corporation | Method for producing grain-oriented electromagnetic steel sheet, and induction heater |
| EP4575009A1 (en) | 2022-09-06 | 2025-06-25 | JFE Steel Corporation | Method for producing grain-oriented electromagnetic steel sheet, and induction heater |
| WO2024096761A1 (en) | 2022-10-31 | 2024-05-10 | Public Joint-stock Company "Novolipetsk Steel" | An electrical insulating coating сomposition providing high commercial properties to grain oriented electrical steel |
| 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 |
| WO2024204818A1 (ja) | 2023-03-29 | 2024-10-03 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板の製造方法、方向性電磁鋼板の製造設備列、及び方向性電磁鋼板用熱延板 |
| WO2024248675A1 (en) | 2023-05-26 | 2024-12-05 | Public Joint-stock Company "Novolipetsk Steel" | Electrical insulating coating for electrical steel |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL66964C (enExample) * | 1946-04-03 | |||
| US3138492A (en) * | 1961-10-11 | 1964-06-23 | Allegheny Ludlum Steel | Insulating coating for magnetic steel |
| US3248249A (en) * | 1963-06-28 | 1966-04-26 | Telefiex Inc | Inorganic coating and bonding composition |
| 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 |
| US3615918A (en) * | 1969-03-28 | 1971-10-26 | Armco Steel Corp | Method of annealing with a magnesia separator containing a decomposable phosphate |
| BE789262A (fr) * | 1971-09-27 | 1973-01-15 | Nippon Steel Corp | Procede de formation d'un film isolant sur un feuillard d'acierau silicium oriente |
-
1973
- 1973-11-17 JP JP12949573A patent/JPS5652117B2/ja not_active Expired
-
1974
- 1974-09-16 CA CA209,263A patent/CA1021672A/en not_active Expired
- 1974-09-17 SE SE7411670A patent/SE420109B/xx not_active IP Right Cessation
- 1974-09-18 NO NO743362A patent/NO139971C/no unknown
- 1974-09-19 US US05/507,283 patent/US3985583A/en not_active Expired - Lifetime
- 1974-09-20 FI FI2750/74A patent/FI57976C/fi active
- 1974-10-01 GB GB42645/74A patent/GB1482546A/en not_active Expired
- 1974-10-18 DK DK546974A patent/DK148692C/da active
- 1974-10-25 DE DE2450850A patent/DE2450850C3/de not_active Expired
- 1974-10-29 BE BE149977A patent/BE821596A/xx not_active IP Right Cessation
- 1974-11-11 BR BR9439/74A patent/BR7409439A/pt unknown
- 1974-11-14 IT IT29439/74A patent/IT1025703B/it active
- 1974-11-15 FR FR7437782A patent/FR2251610B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE821596A (fr) | 1975-02-17 |
| DE2450850A1 (de) | 1975-05-22 |
| DK148692C (da) | 1986-02-10 |
| SE420109B (sv) | 1981-09-14 |
| FI275074A7 (enExample) | 1975-05-18 |
| NO139971B (no) | 1979-03-05 |
| FR2251610B1 (enExample) | 1979-03-16 |
| FR2251610A1 (enExample) | 1975-06-13 |
| DK148692B (da) | 1985-09-02 |
| GB1482546A (en) | 1977-08-10 |
| DK546974A (enExample) | 1975-07-21 |
| FI57976C (fi) | 1980-11-10 |
| US3985583A (en) | 1976-10-12 |
| IT1025703B (it) | 1978-08-30 |
| CA1021672A (en) | 1977-11-29 |
| NO139971C (no) | 1979-06-13 |
| JPS5652117B2 (enExample) | 1981-12-10 |
| JPS5079442A (enExample) | 1975-06-27 |
| DE2450850C3 (de) | 1978-04-13 |
| NO743362L (enExample) | 1975-06-16 |
| SE7411670L (enExample) | 1975-05-20 |
| FI57976B (fi) | 1980-07-31 |
| DE2450850B2 (de) | 1977-08-18 |
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