BR112014025281B1 - Chapa de aço magnético com grão orientado e método para produção da mesma - Google Patents
Chapa de aço magnético com grão orientado e método para produção da mesma Download PDFInfo
- Publication number
- BR112014025281B1 BR112014025281B1 BR112014025281-5A BR112014025281A BR112014025281B1 BR 112014025281 B1 BR112014025281 B1 BR 112014025281B1 BR 112014025281 A BR112014025281 A BR 112014025281A BR 112014025281 B1 BR112014025281 B1 BR 112014025281B1
- Authority
- BR
- Brazil
- Prior art keywords
- grooves
- grain
- magnetic steel
- steel sheet
- oriented
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 127
- 239000010959 steel Substances 0.000 claims abstract description 127
- 238000000034 method Methods 0.000 claims abstract description 69
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 56
- 229910052742 iron Inorganic materials 0.000 description 25
- 238000000137 annealing Methods 0.000 description 22
- 230000008569 process Effects 0.000 description 21
- 230000000694 effects Effects 0.000 description 18
- 238000010586 diagram Methods 0.000 description 15
- 238000005096 rolling process Methods 0.000 description 15
- 230000005381 magnetic domain Effects 0.000 description 12
- 238000003754 machining Methods 0.000 description 10
- 238000013459 approach Methods 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 238000003475 lamination Methods 0.000 description 6
- 229910000976 Electrical steel Inorganic materials 0.000 description 4
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
- 238000005097 cold rolling Methods 0.000 description 4
- 239000011162 core material Substances 0.000 description 4
- 230000005415 magnetization Effects 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000005261 decarburization Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000000866 electrolytic etching Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000005098 hot rolling Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 1
- 206010011732 Cyst Diseases 0.000 description 1
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 208000031513 cyst Diseases 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002648 laminated material Substances 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/082—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
- B23K26/0821—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head using multifaceted mirrors, e.g. polygonal mirror
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
- B23K26/082—Scanning systems, i.e. devices involving movement of the laser beam relative to the laser head
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
- B23K26/364—Laser etching for making a groove or trench, e.g. for scribing a break initiation groove
-
- 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
- C21D10/00—Modifying the physical properties by methods other than heat treatment or deformation
- C21D10/005—Modifying the physical properties by methods other than heat treatment or deformation by laser shock processing
-
- 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
-
- 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
-
- 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
- C21D8/1294—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a localized treatment
-
- 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
-
- 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
- C22C38/001—Ferrous alloys, e.g. steel alloys containing N
-
- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- H01F1/16—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 in the form of sheets
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Plasma & Fusion (AREA)
- Power Engineering (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
- Laser Beam Processing (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012103212 | 2012-04-27 | ||
| JP2012-103212 | 2012-04-27 | ||
| PCT/JP2013/062029 WO2013161863A1 (ja) | 2012-04-27 | 2013-04-24 | 方向性電磁鋼板及びその製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR112014025281B1 true BR112014025281B1 (pt) | 2019-06-18 |
Family
ID=49483171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR112014025281-5A BR112014025281B1 (pt) | 2012-04-27 | 2013-04-24 | Chapa de aço magnético com grão orientado e método para produção da mesma |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US10131018B2 (enExample) |
| EP (1) | EP2843062B1 (enExample) |
| JP (1) | JP5935880B2 (enExample) |
| KR (1) | KR101681822B1 (enExample) |
| CN (1) | CN104203486B (enExample) |
| BR (1) | BR112014025281B1 (enExample) |
| IN (1) | IN2014DN07669A (enExample) |
| PL (1) | PL2843062T3 (enExample) |
| RU (1) | RU2605725C2 (enExample) |
| WO (1) | WO2013161863A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118910378A (zh) * | 2024-07-26 | 2024-11-08 | 无锡普天铁心股份有限公司 | 磁性能均匀的取向硅钢及其激光刻痕方法 |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6405378B2 (ja) * | 2013-07-24 | 2018-10-17 | ポスコＰｏｓｃｏ | 方向性電磁鋼板およびその製造方法 |
| JP2015140470A (ja) * | 2014-01-30 | 2015-08-03 | 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 |
| KR101711853B1 (ko) * | 2014-12-24 | 2017-03-03 | 주식회사 포스코 | 강판 표면 홈 형성 방법 및 그 장치 |
| KR101719231B1 (ko) | 2014-12-24 | 2017-04-04 | 주식회사 포스코 | 방향성 전기강판 및 그 제조방법 |
| CN107208223B (zh) * | 2015-04-20 | 2019-01-01 | 新日铁住金株式会社 | 方向性电磁钢板 |
| WO2016171130A1 (ja) | 2015-04-20 | 2016-10-27 | 新日鐵住金株式会社 | 方向性電磁鋼板 |
| KR102747146B1 (ko) * | 2016-01-22 | 2024-12-26 | 타타 스틸 네덜란드 테크날러지 베.뷔. | 강 스트립의 레이저 텍스처링 |
| US10662491B2 (en) | 2016-03-31 | 2020-05-26 | Nippon Steel Corporation | Grain-oriented electrical steel sheet |
| KR101944899B1 (ko) * | 2016-12-22 | 2019-02-01 | 주식회사 포스코 | 방향성 전기강판의 자구미세화 방법 |
| JP6372581B1 (ja) * | 2017-02-17 | 2018-08-15 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板 |
| CN108660295A (zh) * | 2017-03-27 | 2018-10-16 | 宝山钢铁股份有限公司 | 一种低铁损取向硅钢及其制造方法 |
| KR102044325B1 (ko) * | 2017-12-21 | 2019-11-13 | 주식회사 포스코 | 변압기 철심 가공장치 및 변압기 철심 가공방법 |
| CN111656465B (zh) * | 2018-01-31 | 2022-12-27 | 杰富意钢铁株式会社 | 方向性电磁钢板、使用该方向性电磁钢板而成的变压器的卷绕铁芯和卷绕铁芯的制造方法 |
| EP3748020B1 (en) * | 2018-01-31 | 2025-12-10 | Nippon Steel Corporation | Grain-oriented electrical steel sheet |
| CN111742068B (zh) * | 2018-02-26 | 2022-05-13 | 日本制铁株式会社 | 方向性电磁钢板 |
| WO2020075470A1 (ja) * | 2018-10-09 | 2020-04-16 | 株式会社Ihi | Ｓｍ－Ｆｅ－Ｎ磁石の製造方法、Ｓｍ－Ｆｅ－Ｎ磁石及びＳｍ－Ｆｅ－Ｎ磁石を備えるモータ |
| KR102616094B1 (ko) * | 2019-05-14 | 2023-12-21 | 닛폰세이테츠 가부시키가이샤 | 홈 가공 장치 및 홈 가공 방법 |
| KR102604473B1 (ko) * | 2019-05-14 | 2023-11-22 | 닛폰세이테츠 가부시키가이샤 | 홈 가공 장치 및 홈 가공 방법 |
| CN110358896A (zh) * | 2019-05-23 | 2019-10-22 | 江苏北辰互邦电力股份有限公司 | 一种高磁感变压器用取向硅钢生产用脱碳退火工艺 |
| CA3145208C (en) * | 2019-07-31 | 2024-04-09 | Jfe Steel Corporation | Linear groove formation method and linear groove forming apparatus, and method for manufacturing grain-oriented electrical steel sheet |
| KR102428854B1 (ko) * | 2019-12-20 | 2022-08-02 | 주식회사 포스코 | 방향성 전기강판 및 그 자구미세화 방법 |
| KR102395230B1 (ko) * | 2019-12-20 | 2022-05-04 | 주식회사 포스코 | 방향성 전기강판 및 그 자구미세화 방법 |
| CN114762911B (zh) * | 2021-01-11 | 2023-05-09 | 宝山钢铁股份有限公司 | 一种低磁致伸缩取向硅钢及其制造方法 |
| KR20240098885A (ko) * | 2022-12-21 | 2024-06-28 | 주식회사 포스코 | 방향성 전기강판 및 그의 제조 방법 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5826406B2 (ja) | 1979-10-03 | 1983-06-02 | 新日本製鐵株式会社 | 電磁鋼板の鉄損値を改善する方法及びその装置 |
| JPS5826406A (ja) | 1981-08-10 | 1983-02-16 | 松下電器産業株式会社 | 乳白板付照明器具 |
| JPS61117218A (ja) | 1984-11-10 | 1986-06-04 | Nippon Steel Corp | 低鉄損一方向性電磁鋼板の製造方法 |
| JPS61117284A (ja) | 1984-11-10 | 1986-06-04 | Nippon Steel Corp | 低鉄損一方向性電磁鋼板の製造方法 |
| GB2168626B (en) | 1984-11-10 | 1987-12-23 | Nippon Steel Corp | Grain-oriented electrical steel sheet having stable magnetic properties resistant to stress-relief annealing, and method and apparatus for producing the same |
| JPS6254873A (ja) | 1985-09-03 | 1987-03-10 | Sanyo Electric Co Ltd | 固定ヘツド型デイジタル磁気再生装置 |
| JPS6253579A (ja) | 1985-09-03 | 1987-03-09 | Seiko Epson Corp | 携帯用受信機器 |
| SU1744128A1 (ru) * | 1990-04-04 | 1992-06-30 | Институт физики металлов Уральского отделения АН СССР | Способ изготовлени анизотропной электротехнической стали |
| KR930007313B1 (ko) | 1990-08-01 | 1993-08-05 | 가와사끼세이데쓰 가부시끼가이샤 | 저 철손 방향성 전자강판의 제조방법 |
| JP2563729B2 (ja) | 1992-08-07 | 1996-12-18 | 新日本製鐵株式会社 | パルスｃｏ２レーザを用いた方向性電磁鋼板の鉄損改善方法および装置 |
| JP3399991B2 (ja) * | 1992-10-23 | 2003-04-28 | 川崎製鉄株式会社 | 低鉄損一方向性珪素鋼板の製造方法 |
| US5350464A (en) | 1992-11-17 | 1994-09-27 | Allegheny Ludlum Corporation | Silicon steel strip having mechanically refined magnetic domain wall spacings and method for producing the same |
| US5408856A (en) * | 1992-11-17 | 1995-04-25 | Allegheny Ludlum Corporation | Apparatus for domain refining electrical steels by local mechanical deformation with multiple scribing rolls |
| US5296051A (en) | 1993-02-11 | 1994-03-22 | Kawasaki Steel Corporation | Method of producing low iron loss grain-oriented silicon steel sheet having low-noise and superior shape characteristics |
| JP3463314B2 (ja) * | 1993-04-12 | 2003-11-05 | Ｊｆｅスチール株式会社 | 磁気特性に優れた電磁鋼板の製造方法 |
| KR960005227B1 (ko) * | 1993-11-11 | 1996-04-23 | 포항종합제철주식회사 | 자구미세화에 의한 방향성 전기강판의 철손개선방법 및 자구미세화 장치 |
| WO1997024466A1 (fr) | 1995-12-27 | 1997-07-10 | Nippon Steel Corporation | Tole d'acier magnetique ayant d'excellentes proprietes magnetiques, et son procede de fabrication |
| JP4319715B2 (ja) * | 1998-10-06 | 2009-08-26 | 新日本製鐵株式会社 | 磁気特性の優れた一方向性電磁鋼板とその製造方法 |
| BR112012024448B1 (pt) | 2010-04-01 | 2018-06-05 | Nippon Steel & Sumitomo Metal Corporation | Folha de aço elétrico de grão orientado e método para produzir a mesma |
| JP5919617B2 (ja) | 2010-08-06 | 2016-05-18 | 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 |
| TWI417394B (zh) * | 2010-09-09 | 2013-12-01 | Nippon Steel & Sumitomo Metal Corp | 方向性電磁鋼板及其製造方法 |
| JP2012057232A (ja) * | 2010-09-10 | 2012-03-22 | Jfe Steel Corp | 方向性電磁鋼板およびその製造方法 |
| WO2013094218A1 (ja) | 2011-12-22 | 2013-06-27 | 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 |
-
2013
- 2013-04-24 US US14/390,110 patent/US10131018B2/en active Active
- 2013-04-24 KR KR1020147028018A patent/KR101681822B1/ko active Active
- 2013-04-24 JP JP2014512641A patent/JP5935880B2/ja active Active
- 2013-04-24 CN CN201380019339.XA patent/CN104203486B/zh active Active
- 2013-04-24 RU RU2014140878/02A patent/RU2605725C2/ru active
- 2013-04-24 PL PL13782201T patent/PL2843062T3/pl unknown
- 2013-04-24 WO PCT/JP2013/062029 patent/WO2013161863A1/ja not_active Ceased
- 2013-04-24 IN IN7669DEN2014 patent/IN2014DN07669A/en unknown
- 2013-04-24 EP EP13782201.1A patent/EP2843062B1/en active Active
- 2013-04-24 BR BR112014025281-5A patent/BR112014025281B1/pt active IP Right Grant
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118910378A (zh) * | 2024-07-26 | 2024-11-08 | 无锡普天铁心股份有限公司 | 磁性能均匀的取向硅钢及其激光刻痕方法 |
| CN118910378B (zh) * | 2024-07-26 | 2025-11-07 | 无锡普天铁心股份有限公司 | 磁性能均匀的取向硅钢及其激光刻痕方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2843062A1 (en) | 2015-03-04 |
| US20150059932A1 (en) | 2015-03-05 |
| EP2843062A4 (en) | 2015-12-30 |
| KR101681822B1 (ko) | 2016-12-01 |
| RU2605725C2 (ru) | 2016-12-27 |
| PL2843062T3 (pl) | 2020-12-14 |
| IN2014DN07669A (enExample) | 2015-05-15 |
| RU2014140878A (ru) | 2016-06-20 |
| US10131018B2 (en) | 2018-11-20 |
| CN104203486A (zh) | 2014-12-10 |
| JP5935880B2 (ja) | 2016-06-15 |
| KR20140133599A (ko) | 2014-11-19 |
| EP2843062B1 (en) | 2020-07-29 |
| JPWO2013161863A1 (ja) | 2015-12-24 |
| WO2013161863A1 (ja) | 2013-10-31 |
| CN104203486B (zh) | 2016-08-24 |
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Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 24/04/2013, OBSERVADAS AS CONDICOES LEGAIS. (CO) 20 (VINTE) ANOS CONTADOS A PARTIR DE 24/04/2013, OBSERVADAS AS CONDICOES LEGAIS |
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