EP0870843A4 - - Google Patents
Info
- Publication number
- EP0870843A4 EP0870843A4 EP96942675A EP96942675A EP0870843A4 EP 0870843 A4 EP0870843 A4 EP 0870843A4 EP 96942675 A EP96942675 A EP 96942675A EP 96942675 A EP96942675 A EP 96942675A EP 0870843 A4 EP0870843 A4 EP 0870843A4
- Authority
- EP
- European Patent Office
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0233—Manufacturing of magnetic circuits made from sheets
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP341744/95 | 1995-12-27 | ||
| JP34174495 | 1995-12-27 | ||
| PCT/JP1996/003877 WO1997024466A1 (fr) | 1995-12-27 | 1996-12-27 | Tole d'acier magnetique ayant d'excellentes proprietes magnetiques, et son procede de fabrication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0870843A1 EP0870843A1 (en) | 1998-10-14 |
| EP0870843A4 true EP0870843A4 (et) | 1998-10-28 |
Family
ID=18348435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP96942675A Withdrawn EP0870843A1 (en) | 1995-12-27 | 1996-12-27 | Magnetic steel sheet having excellent magnetic properties and method for manufacturing the same |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0870843A1 (et) |
| WO (1) | WO1997024466A1 (et) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1083895C (zh) * | 1997-01-24 | 2002-05-01 | 新日本制铁株式会社 | 具有优良磁性能的晶粒取向性电工钢薄板及其生产工艺和设备 |
| JP4398666B2 (ja) | 2002-05-31 | 2010-01-13 | 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およびその製造方法 |
| CN100402673C (zh) * | 2003-03-19 | 2008-07-16 | 新日本制铁株式会社 | 磁特性良好的方向性电磁钢板及其制造方法 |
| JP4705382B2 (ja) * | 2005-02-25 | 2011-06-22 | 新日本製鐵株式会社 | 一方向性電磁鋼板およびその製造方法 |
| KR101141283B1 (ko) * | 2009-12-04 | 2012-05-04 | 주식회사 포스코 | 저철손 고자속밀도 방향성 전기강판 |
| JP2012013396A (ja) * | 2010-07-05 | 2012-01-19 | Toshiba Corp | 伝熱部材の製造方法および伝熱部材 |
| US10804015B2 (en) | 2011-12-29 | 2020-10-13 | Posco | Electrical steel sheet and method for manufacturing the same |
| JP6007501B2 (ja) | 2012-02-08 | 2016-10-12 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板 |
| IN2014DN07669A (et) | 2012-04-27 | 2015-05-15 | Nippon Steel & Sumitomo Metal Corp | |
| KR101641032B1 (ko) * | 2012-11-08 | 2016-07-19 | 신닛테츠스미킨 카부시키카이샤 | 레이저 가공 장치 및 레이저 조사 방법 |
| CN102941413B (zh) * | 2012-11-23 | 2015-07-01 | 武汉钢铁(集团)公司 | 一种取向硅钢多次激光刻槽降低铁损的方法 |
| 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 |
| KR101719231B1 (ko) * | 2014-12-24 | 2017-04-04 | 주식회사 포스코 | 방향성 전기강판 및 그 제조방법 |
| JP6060988B2 (ja) | 2015-02-24 | 2017-01-18 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板及びその製造方法 |
| KR101739865B1 (ko) | 2016-01-22 | 2017-05-25 | 주식회사 포스코 | 방향성 전기강판의 자구미세화 방법과 그 장치 |
| KR102148383B1 (ko) | 2016-01-22 | 2020-08-26 | 주식회사 포스코 | 방향성 전기강판의 자구미세화 방법과 그 장치 |
| KR101944899B1 (ko) * | 2016-12-22 | 2019-02-01 | 주식회사 포스코 | 방향성 전기강판의 자구미세화 방법 |
| US11254994B2 (en) | 2016-12-23 | 2022-02-22 | Posco | Method for refining magnetic domain of grain-oriented electrical steel plate and device therefor |
| JP6372581B1 (ja) * | 2017-02-17 | 2018-08-15 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板 |
| KR102044320B1 (ko) | 2017-12-26 | 2019-11-13 | 주식회사 포스코 | 방향성 전기강판 및 그 자구미세화 방법 |
| CN110093486B (zh) * | 2018-01-31 | 2021-08-17 | 宝山钢铁股份有限公司 | 一种耐消除应力退火的低铁损取向硅钢的制造方法 |
| CN110323044B (zh) * | 2018-03-30 | 2021-02-19 | 宝山钢铁股份有限公司 | 一种耐热磁畴细化型取向硅钢及其制造方法 |
| RU2767370C1 (ru) * | 2021-02-04 | 2022-03-17 | Публичное Акционерное Общество "Новолипецкий металлургический комбинат" | Способ производства анизотропной электротехнической стали с термостабильными лазерными барьерами |
| RU2763025C1 (ru) * | 2021-02-04 | 2021-12-24 | Публичное Акционерное Общество "Новолипецкий металлургический комбинат" | Лист из анизотропной электротехнической стали со стабилизацией магнитных потерь и термостабильными лазерными барьерами |
| CN118401335A (zh) | 2022-01-20 | 2024-07-26 | 日本制铁株式会社 | 方向性电磁钢板、方向性电磁钢板制造装置及方向性电磁钢板制造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| JP3152554B2 (ja) * | 1994-02-04 | 2001-04-03 | 新日本製鐵株式会社 | 磁気特性の優れた電磁鋼板 |
-
1996
- 1996-12-27 WO PCT/JP1996/003877 patent/WO1997024466A1/ja not_active Application Discontinuation
- 1996-12-27 EP EP96942675A patent/EP0870843A1/en not_active Withdrawn
Non-Patent Citations (2)
| Title |
|---|
| No further relevant documents disclosed * |
| See also references of WO9724466A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1997024466A1 (fr) | 1997-07-10 |
| EP0870843A1 (en) | 1998-10-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| 17P | Request for examination filed |
Effective date: 19980722 |
|
| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE FR GB IT |
|
| A4 | Supplementary search report drawn up and despatched |
Effective date: 19980911 |
|
| AK | Designated contracting states |
Kind code of ref document: A4 Designated state(s): DE FR GB IT |
|
| 17Q | First examination report despatched |
Effective date: 19990927 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
| 18D | Application deemed to be withdrawn |
Effective date: 20000208 |