SE420109B - Sett att skapa isolerande overdrag pa en orienterad kiselstalplat samt komposition for genomforande av settet - Google Patents
Sett att skapa isolerande overdrag pa en orienterad kiselstalplat samt komposition for genomforande av settetInfo
- Publication number
- SE420109B SE420109B SE7411670A SE7411670A SE420109B SE 420109 B SE420109 B SE 420109B SE 7411670 A SE7411670 A SE 7411670A SE 7411670 A SE7411670 A SE 7411670A SE 420109 B SE420109 B SE 420109B
- Authority
- SE
- Sweden
- Prior art keywords
- coats
- implementation
- composition
- silicone steel
- insulative
- 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)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Wood Science & Technology (AREA)
- Power Engineering (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Electromagnetism (AREA)
- Dispersion Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Treatment Of Metals (AREA)
- Heat Treatment Of Sheet Steel (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Insulating Bodies (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12949573A JPS5652117B2 (cs) | 1973-11-17 | 1973-11-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7411670L SE7411670L (cs) | 1975-05-20 |
| SE420109B true SE420109B (sv) | 1981-09-14 |
Family
ID=15010880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7411670A SE420109B (sv) | 1973-11-17 | 1974-09-17 | Sett att skapa isolerande overdrag pa en orienterad kiselstalplat samt komposition for genomforande av settet |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US3985583A (cs) |
| JP (1) | JPS5652117B2 (cs) |
| BE (1) | BE821596A (cs) |
| BR (1) | BR7409439A (cs) |
| CA (1) | CA1021672A (cs) |
| DE (1) | DE2450850C3 (cs) |
| DK (1) | DK148692C (cs) |
| FI (1) | FI57976C (cs) |
| FR (1) | FR2251610B1 (cs) |
| GB (1) | GB1482546A (cs) |
| IT (1) | IT1025703B (cs) |
| NO (1) | NO139971C (cs) |
| SE (1) | SE420109B (cs) |
Families Citing this family (71)
| 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 |
| DE3172671D1 (en) * | 1980-07-24 | 1985-11-21 | 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 |
| US4713123A (en) | 1985-02-22 | 1987-12-15 | Kawasaki Steel Corporation | Method of producing extra-low iron loss grain oriented silicon steel sheets |
| US4909864A (en) * | 1986-09-16 | 1990-03-20 | Kawasaki Steel Corp. | Method of producing extra-low iron loss grain oriented silicon steel sheets |
| US6280862B1 (en) * | 1997-04-03 | 2001-08-28 | Kawasaki Steel Corporation | Ultra-low iron loss grain-oriented silicon steel sheet |
| 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 |
| WO2006126660A1 (ja) | 2005-05-23 | 2006-11-30 | Nippon Steel Corporation | 被膜密着性に優れる方向性電磁鋼板およびその製造方法 |
| 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 |
| 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 |
| US9011585B2 (en) | 2007-08-09 | 2015-04-21 | Jfe Steel Corporation | Treatment solution for insulation coating for grain-oriented electrical steel sheets |
| 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 |
| KR101263139B1 (ko) | 2010-02-18 | 2013-05-15 | 신닛테츠스미킨 카부시키카이샤 | 무방향성 전자기 강판 및 그 제조 방법 |
| WO2012017655A1 (ja) * | 2010-08-06 | 2012-02-09 | 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 |
| EP2602348B2 (en) | 2010-08-06 | 2018-05-02 | JFE Steel Corporation | Grain-oriented magnetic steel sheet |
| 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 |
| IN2014CN04062A (cs) * | 2011-11-04 | 2015-09-04 | Tata Steel Uk Ltd | |
| JP5858052B2 (ja) * | 2011-12-28 | 2016-02-10 | Ｊｆｅスチール株式会社 | コーティング付き方向性電磁鋼板およびその製造方法 |
| WO2014017591A1 (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 |
| JP5716870B2 (ja) | 2012-07-26 | 2015-05-13 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板の製造方法 |
| KR20150114495A (ko) * | 2013-02-08 | 2015-10-12 | 티센크루프 일렉트리컬 스틸 게엠베하 | 절연 코팅을 형성하기 위한 용액 및 방향성 전기 강 시트 |
| 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 |
| EP3101157B1 (en) | 2014-01-31 | 2017-11-08 | 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 |
| CN107429402B (zh) | 2015-03-27 | 2020-03-06 | 杰富意钢铁株式会社 | 带绝缘被膜的取向性电磁钢板及其制造方法 |
| RU2675887C1 (ru) | 2015-03-27 | 2018-12-25 | ДжФЕ СТИЛ КОРПОРЕЙШН | Текстурированная листовая магнитная сталь с изолирующим покрытием и способ ее изготовления |
| EP3476976B1 (en) | 2016-09-13 | 2021-04-14 | JFE Steel Corporation | Grain-oriented magnetic steel sheet having chrome-free insulating tension coating, and methods for producing such steel sheets |
| KR101850133B1 (ko) * | 2016-10-26 | 2018-04-19 | 주식회사 포스코 | 방향성 전기강판용 소둔 분리제 조성물, 방향성 전기강판 및 방향성 전기강판의 제조방법 |
| RU2716364C1 (ru) | 2016-12-28 | 2020-03-11 | ДжФЕ СТИЛ КОРПОРЕЙШН | Текстурированная электротехническая листовая сталь, железный сердечник трансформатора, трансформатор и способ уменьшения шума трансформатора |
| JP6573042B1 (ja) * | 2017-11-28 | 2019-09-11 | 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 |
| WO2019155858A1 (ja) | 2018-02-06 | 2019-08-15 | 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 |
| 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 |
| EP3767008A4 (en) | 2018-05-30 | 2021-06-02 | JFE Steel Corporation | ELECTROMAGNETIC STEEL SHEET WITH INSULATING FILM AND METHOD FOR MANUFACTURING IT, IRON CORE OF A TRANSFORMER MADE BY USING ELECTROMAGNETIC STEEL SHEET, TRANSFORMER AND METHOD OF REDUCING DIELECTRIC TRANSFORMER |
| US11981821B2 (en) | 2018-07-31 | 2024-05-14 | Jfe Steel Corporation | Insulating coating treatment liquid, and grain-oriented electrical steel sheet having insulating coating and method for producing the same |
| EP4095285B1 (en) | 2018-08-17 | 2025-08-06 | Jfe Steel Corporation | A production apparatus for a treatment solution for forming an insulating coating |
| RU2765649C1 (ru) | 2018-09-28 | 2022-02-01 | ДжФЕ СТИЛ КОРПОРЕЙШН | Средство для обработки для формирования бесхромового изолирующего покрытия, текстурированный лист из электротехнической стали с нанесенным изоляционным покрытием и способ его изготовления |
| CN112752623B (zh) | 2018-09-28 | 2023-06-16 | 杰富意钢铁株式会社 | 方向性电磁钢板的制造方法和冷轧设备 |
| 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 |
| US12104257B2 (en) | 2019-10-31 | 2024-10-01 | Jfe Steel Corporation | Electrical steel sheet with insulating film |
| 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 |
| US12033791B2 (en) | 2019-10-31 | 2024-07-09 | Jfe Steel Corporation | Method for forming film and method for manufacturing electrical steel sheet with insulating film |
| EP4159335A4 (en) | 2020-06-30 | 2023-12-20 | JFE Steel Corporation | METHOD FOR PRODUCING A CORNORIENTED ELECTROMAGNETIC STEEL SHEET |
| EP4159337A4 (en) | 2020-06-30 | 2024-07-31 | JFE Steel Corporation | METHOD FOR PRODUCING A GRAIN-ORIENTED ELECTROMAGNETIC STEEL SHEET AND EQUIPMENT LINE |
| KR102835138B1 (ko) | 2020-06-30 | 2025-07-16 | 제이에프이 스틸 가부시키가이샤 | 방향성 전기 강판의 제조 방법 및 설비열 |
| EP4234726A4 (en) * | 2020-10-21 | 2024-09-11 | JFE Steel Corporation | GRAIN-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR FORMING GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND METHOD FOR EVALUATING GRAIN-ORIENTED ELECTRICAL STEEL SHEET |
| EP4265349A4 (en) | 2021-01-28 | 2024-10-16 | JFE Steel Corporation | METHOD FOR PRODUCING AN ORIENTATED ELECTROMAGNETIC STEEL SHEET AND ROLLING EQUIPMENT FOR PRODUCING AN ELECTROMAGNETIC STEEL SHEET |
| 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 |
| KR20240011759A (ko) | 2021-06-30 | 2024-01-26 | 제이에프이 스틸 가부시키가이샤 | 방향성 전기 강판의 제조 방법 및 방향성 전기 강판 제조용 압연 설비 |
| KR20240011758A (ko) | 2021-06-30 | 2024-01-26 | 제이에프이 스틸 가부시키가이샤 | 방향성 전기 강판의 제조 방법 및 방향성 전기 강판 제조용 압연 설비 |
| 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 |
| JP7529055B2 (ja) | 2021-12-14 | 2024-08-06 | 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 |
| 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 |
| 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 |
| 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 |
| CN119731349A (zh) | 2022-08-22 | 2025-03-28 | 杰富意钢铁株式会社 | 退火设备和取向性电磁钢板的制造方法 |
| WO2024043294A1 (ja) | 2022-08-24 | 2024-02-29 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板の製造方法および方向性電磁鋼板用の熱延板 |
| JPWO2024053627A1 (cs) | 2022-09-06 | 2024-03-14 | ||
| JPWO2024053628A1 (cs) | 2022-09-06 | 2024-03-14 | ||
| 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 |
| 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 (cs) * | 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 |
|---|---|
| FI57976B (fi) | 1980-07-31 |
| DE2450850B2 (de) | 1977-08-18 |
| SE7411670L (cs) | 1975-05-20 |
| US3985583A (en) | 1976-10-12 |
| CA1021672A (en) | 1977-11-29 |
| DK148692B (da) | 1985-09-02 |
| FI275074A7 (cs) | 1975-05-18 |
| DK148692C (da) | 1986-02-10 |
| BE821596A (fr) | 1975-02-17 |
| DK546974A (cs) | 1975-07-21 |
| NO139971B (no) | 1979-03-05 |
| JPS5652117B2 (cs) | 1981-12-10 |
| GB1482546A (en) | 1977-08-10 |
| FR2251610B1 (cs) | 1979-03-16 |
| NO139971C (no) | 1979-06-13 |
| DE2450850C3 (de) | 1978-04-13 |
| IT1025703B (it) | 1978-08-30 |
| BR7409439A (pt) | 1976-05-18 |
| FI57976C (fi) | 1980-11-10 |
| DE2450850A1 (de) | 1975-05-22 |
| FR2251610A1 (cs) | 1975-06-13 |
| NO743362L (cs) | 1975-06-16 |
| JPS5079442A (cs) | 1975-06-27 |
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| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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