SK285279B6 - Spôsob výroby pásov s orientovaným zrnom z ocele na elektrotechnické účely - Google Patents
Spôsob výroby pásov s orientovaným zrnom z ocele na elektrotechnické účely Download PDFInfo
- Publication number
- SK285279B6 SK285279B6 SK1334-2000A SK13342000A SK285279B6 SK 285279 B6 SK285279 B6 SK 285279B6 SK 13342000 A SK13342000 A SK 13342000A SK 285279 B6 SK285279 B6 SK 285279B6
- Authority
- SK
- Slovakia
- Prior art keywords
- annealing
- secondary recrystallization
- strip
- treatment
- recrystallization
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 47
- 230000008569 process Effects 0.000 title claims description 36
- 238000004519 manufacturing process Methods 0.000 title claims description 20
- 229910001224 Grain-oriented electrical steel Inorganic materials 0.000 title claims description 7
- 238000000137 annealing Methods 0.000 claims abstract description 76
- 238000001953 recrystallisation Methods 0.000 claims abstract description 63
- 238000011282 treatment Methods 0.000 claims abstract description 60
- 238000005121 nitriding Methods 0.000 claims abstract description 30
- 230000009467 reduction Effects 0.000 claims abstract description 15
- 238000005097 cold rolling Methods 0.000 claims abstract description 11
- 239000002244 precipitate Substances 0.000 claims abstract description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 54
- 238000010438 heat treatment Methods 0.000 claims description 35
- 229910052757 nitrogen Inorganic materials 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 23
- 239000010959 steel Substances 0.000 claims description 23
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 239000011159 matrix material Substances 0.000 claims description 9
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 7
- 238000005261 decarburization Methods 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 6
- 238000009826 distribution Methods 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 5
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 239000011593 sulfur Substances 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 230000002401 inhibitory effect Effects 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 239000011669 selenium Substances 0.000 claims 4
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims 2
- 229910052711 selenium Inorganic materials 0.000 claims 2
- 150000004767 nitrides Chemical class 0.000 abstract description 15
- 230000015572 biosynthetic process Effects 0.000 abstract description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 39
- 239000001257 hydrogen Substances 0.000 description 38
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 28
- 238000012545 processing Methods 0.000 description 25
- 239000003112 inhibitor Substances 0.000 description 17
- 229910021529 ammonia Inorganic materials 0.000 description 14
- 239000000203 mixture Substances 0.000 description 13
- 238000001816 cooling Methods 0.000 description 12
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 238000000576 coating method Methods 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 239000010949 copper Substances 0.000 description 8
- 239000011248 coating agent Substances 0.000 description 7
- 230000005764 inhibitory process Effects 0.000 description 7
- 239000012071 phase Substances 0.000 description 7
- 238000004886 process control Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 5
- 238000004090 dissolution Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 239000010953 base metal Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000005098 hot rolling Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 150000003568 thioethers Chemical class 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 229910001208 Crucible steel Inorganic materials 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010310 metallurgical process Methods 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 150000003346 selenoethers Chemical class 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 238000010301 surface-oxidation reaction Methods 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000003966 growth inhibitor Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000006557 surface reaction Methods 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- 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
- C21D6/00—Heat treatment of ferrous alloys
- C21D6/008—Heat treatment of ferrous alloys containing Si
-
- 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
- C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
- C21D8/1255—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest with diffusion of elements, e.g. decarburising, nitriding
-
- 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
- C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
- C21D8/1272—Final recrystallisation annealing
-
- 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
-
- 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
- C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
- C21D8/1222—Hot rolling
-
- 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
- C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
- C21D8/1233—Cold rolling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Package Frames And Binding Bands (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT98RM000149A IT1299137B1 (it) | 1998-03-10 | 1998-03-10 | Processo per il controllo e la regolazione della ricristallizzazione secondaria nella produzione di lamierini magnetici a grano orientato |
| PCT/EP1999/001466 WO1999046413A1 (en) | 1998-03-10 | 1999-03-08 | Process for the production of grain oriented electrical steel strips |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SK13342000A3 SK13342000A3 (sk) | 2001-04-09 |
| SK285279B6 true SK285279B6 (sk) | 2006-10-05 |
Family
ID=11405662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SK1334-2000A SK285279B6 (sk) | 1998-03-10 | 1999-03-08 | Spôsob výroby pásov s orientovaným zrnom z ocele na elektrotechnické účely |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US6488784B1 (cs) |
| EP (1) | EP1062371B1 (cs) |
| JP (1) | JP2002506125A (cs) |
| KR (1) | KR100636072B1 (cs) |
| CN (1) | CN1105785C (cs) |
| AT (1) | ATE218624T1 (cs) |
| AU (1) | AU3328899A (cs) |
| BR (1) | BR9908590A (cs) |
| CZ (1) | CZ299028B6 (cs) |
| DE (1) | DE69901692T2 (cs) |
| ES (1) | ES2179635T3 (cs) |
| IT (1) | IT1299137B1 (cs) |
| PL (1) | PL190832B1 (cs) |
| RU (1) | RU2218429C2 (cs) |
| SK (1) | SK285279B6 (cs) |
| WO (1) | WO1999046413A1 (cs) |
Families Citing this family (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1317894B1 (it) * | 2000-08-09 | 2003-07-15 | Acciai Speciali Terni Spa | Procedimento per la regolazione della distribuzione degli inibitorinella produzione di lamierini magnetici a grano orientato. |
| IT1316029B1 (it) * | 2000-12-18 | 2003-03-26 | Acciai Speciali Terni Spa | Processo per la produzione di acciaio magnetico a grano orientato. |
| DE10311215B4 (de) * | 2003-03-14 | 2005-09-15 | Thyssenkrupp Electrical Steel Gmbh | Verfahren zum Herstellen von kornorientiertem, kaltgewalztem Elektroblech oder -band |
| CN1252304C (zh) * | 2003-11-27 | 2006-04-19 | 林栋樑 | 高硅钢及其制备方法 |
| JP4559865B2 (ja) * | 2005-01-14 | 2010-10-13 | 新日本製鐵株式会社 | 方向性電磁鋼板の製造方法 |
| JP4954876B2 (ja) * | 2005-06-10 | 2012-06-20 | 新日本製鐵株式会社 | 磁気特性が極めて優れた方向性電磁鋼板及びその製造方法 |
| PL1752549T3 (pl) * | 2005-08-03 | 2017-08-31 | Thyssenkrupp Steel Europe Ag | Sposób wytwarzania taśmy elektrotechnicznej o zorientowanych ziarnach |
| PL1752548T3 (pl) * | 2005-08-03 | 2017-08-31 | Thyssenkrupp Steel Europe Ag | Sposób wytwarzania taśmy elektrotechnicznej o zorientowanych ziarnach |
| JP4823719B2 (ja) * | 2006-03-07 | 2011-11-24 | 新日本製鐵株式会社 | 磁気特性が極めて優れた方向性電磁鋼板の製造方法 |
| US7976644B2 (en) * | 2006-05-24 | 2011-07-12 | Nippon Steel Corporation | Method of production of grain-oriented electrical steel sheet with high magnetic flux density |
| CN101432450B (zh) * | 2006-05-24 | 2011-05-25 | 新日本制铁株式会社 | 高磁通密度的方向性电磁钢板的制造方法 |
| ITRM20070218A1 (it) * | 2007-04-18 | 2008-10-19 | Ct Sviluppo Materiali Spa | Procedimento per la produzione di lamierino magnetico a grano orientato |
| CN101545072B (zh) * | 2008-03-25 | 2012-07-04 | 宝山钢铁股份有限公司 | 一种高电磁性能取向硅钢的生产方法 |
| BRPI0918138B1 (pt) * | 2008-09-10 | 2017-10-31 | Nippon Steel & Sumitomo Metal Corporation | Method of production of steel sheets for electric use with oriented grain |
| IT1396714B1 (it) * | 2008-11-18 | 2012-12-14 | Ct Sviluppo Materiali Spa | Procedimento per la produzione di lamierino magnetico a grano orientato a partire da bramma sottile. |
| JP4735766B2 (ja) * | 2009-07-31 | 2011-07-27 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板 |
| CN102686751B (zh) * | 2009-11-25 | 2014-01-15 | 塔塔钢铁艾默伊登有限责任公司 | 制造晶粒取向电工钢带材的方法及由此制得的晶粒取向电工钢 |
| CN102906283B (zh) * | 2010-05-25 | 2016-12-07 | 新日铁住金株式会社 | 单向性电磁钢板的制造方法 |
| DE102011107304A1 (de) * | 2011-07-06 | 2013-01-10 | Thyssenkrupp Electrical Steel Gmbh | Verfahren zum Herstellen eines kornorientierten, für elektrotechnische Anwendungen bestimmten Elektrostahlflachprodukts |
| CN102517592A (zh) * | 2011-12-13 | 2012-06-27 | 武汉钢铁(集团)公司 | 一种高磁感取向硅钢带渗氮处理方法 |
| KR101353549B1 (ko) * | 2011-12-21 | 2014-01-27 | 주식회사 포스코 | 방향성 전기강판 및 그 제조방법 |
| CN103695619B (zh) * | 2012-09-27 | 2016-02-24 | 宝山钢铁股份有限公司 | 一种高磁感普通取向硅钢的制造方法 |
| CN103834856B (zh) * | 2012-11-26 | 2016-06-29 | 宝山钢铁股份有限公司 | 取向硅钢及其制造方法 |
| CN106661656B (zh) * | 2014-09-04 | 2019-05-28 | 杰富意钢铁株式会社 | 取向性电磁钢板的制造方法和氮化处理设备 |
| US11239012B2 (en) * | 2014-10-15 | 2022-02-01 | Sms Group Gmbh | Process for producing grain-oriented electrical steel strip |
| KR101642281B1 (ko) * | 2014-11-27 | 2016-07-25 | 주식회사 포스코 | 방향성 전기강판 및 이의 제조방법 |
| CN104805353A (zh) * | 2015-05-07 | 2015-07-29 | 马钢(集团)控股有限公司 | 一种纵向磁性能优异电工钢及其生产方法 |
| CN104928567A (zh) * | 2015-06-25 | 2015-09-23 | 宝山钢铁股份有限公司 | 具有良好加工性能的晶粒取向硅钢及其制造方法 |
| RU2768932C1 (ru) * | 2019-01-16 | 2022-03-25 | Ниппон Стил Корпорейшн | Способ производства листа электротехнической стали с ориентированной зеренной структурой |
| KR102583464B1 (ko) * | 2019-01-16 | 2023-10-04 | 닛폰세이테츠 가부시키가이샤 | 방향성 전자 강판의 제조 방법 |
| PL3913096T3 (pl) * | 2019-01-16 | 2024-10-07 | Nippon Steel Corporation | Sposób wytwarzania blachy cienkiej ze stali elektrotechnicznej o ziarnach zorientowanych |
| EP3715479A1 (en) * | 2019-03-26 | 2020-09-30 | Thyssenkrupp Electrical Steel Gmbh | Lean method for secondary recrystallization of grain oriented electrical steel in a continuous processing line |
| EP3715480A1 (en) * | 2019-03-26 | 2020-09-30 | Thyssenkrupp Electrical Steel Gmbh | Iron-silicon material suitable for medium frequency applications |
| US20250101561A1 (en) * | 2022-02-17 | 2025-03-27 | Jfe Steel Corporation | Grain-oriented electrical steel sheet |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5933170B2 (ja) | 1978-10-02 | 1984-08-14 | 新日本製鐵株式会社 | 磁束密度の極めて高い、含Ａｌ一方向性珪素鋼板の製造法 |
| JPS585969B2 (ja) * | 1979-03-05 | 1983-02-02 | 新日本製鐵株式会社 | 低鉄損一方向性珪素鋼板の製造方法 |
| JPS5920745B2 (ja) * | 1980-08-27 | 1984-05-15 | 川崎製鉄株式会社 | 鉄損の極めて低い一方向性珪素鋼板とその製造方法 |
| US4997493A (en) * | 1987-11-27 | 1991-03-05 | Nippon Steel Corporation | Process for production of double-oriented electrical steel sheet having high flux density |
| DE68916980T2 (de) * | 1988-02-03 | 1994-11-17 | Nippon Steel Corp | Verfahren zum Herstellen kornorientierter Elektrostahlbleche mit hoher Flussdichte. |
| JPH0717961B2 (ja) | 1988-04-25 | 1995-03-01 | 新日本製鐵株式会社 | 磁気特性、皮膜特性ともに優れた一方向性電磁鋼板の製造方法 |
| JPH0733548B2 (ja) | 1990-04-20 | 1995-04-12 | 新日本製鐵株式会社 | 磁束密度の高い二方向性電磁鋼板の製造方法 |
| JPH083125B2 (ja) | 1991-01-08 | 1996-01-17 | 新日本製鐵株式会社 | 磁束密度の高い方向性電磁鋼板の製造方法 |
| JPH05119125A (ja) | 1991-07-08 | 1993-05-18 | Nkk Corp | 論理集積回路およびその試験方法 |
| JP2620438B2 (ja) * | 1991-10-28 | 1997-06-11 | 新日本製鐵株式会社 | 磁束密度の高い一方向性電磁鋼板の製造方法 |
| KR960010811B1 (ko) | 1992-04-16 | 1996-08-09 | 신니뽄세이데스 가부시끼가이샤 | 자성이 우수한 입자배향 전기 강 시트의 제조방법 |
| US5858126A (en) * | 1992-09-17 | 1999-01-12 | Nippon Steel Corporation | Grain-oriented electrical steel sheet and material having very high magnetic flux density and method of manufacturing same |
| DE4311151C1 (de) * | 1993-04-05 | 1994-07-28 | Thyssen Stahl Ag | Verfahren zur Herstellung von kornorientierten Elektroblechen mit verbesserten Ummagnetisierungsverlusten |
| JPH06306743A (ja) | 1993-04-20 | 1994-11-01 | Toyota Autom Loom Works Ltd | ジェットルームにおける給糸処理装置 |
| JPH06306473A (ja) * | 1993-04-26 | 1994-11-01 | Nippon Steel Corp | 磁気特性の優れた一方向性電磁鋼板の製造方法 |
| JP3598590B2 (ja) * | 1994-12-05 | 2004-12-08 | Ｊｆｅスチール株式会社 | 磁束密度が高くかつ鉄損の低い一方向性電磁鋼板 |
| US5643370A (en) * | 1995-05-16 | 1997-07-01 | Armco Inc. | Grain oriented electrical steel having high volume resistivity and method for producing same |
| JP3470475B2 (ja) * | 1995-11-27 | 2003-11-25 | Ｊｆｅスチール株式会社 | 極めて鉄損の低い方向性電磁鋼板とその製造方法 |
| IT1290172B1 (it) | 1996-12-24 | 1998-10-19 | Acciai Speciali Terni Spa | Procedimento per la produzione di lamierino magnetico a grano orientato, con elevate caratteristiche magnetiche. |
| IT1290173B1 (it) | 1996-12-24 | 1998-10-19 | Acciai Speciali Terni Spa | Procedimento per la produzione di lamierino di acciaio al silicio a grano orientato |
| IT1290977B1 (it) | 1997-03-14 | 1998-12-14 | Acciai Speciali Terni Spa | Procedimento per il controllo dell'inibizione nella produzione di lamierino magnetico a grano orientato |
| IT1290978B1 (it) | 1997-03-14 | 1998-12-14 | Acciai Speciali Terni Spa | Procedimento per il controllo dell'inibizione nella produzione di lamierino magnetico a grano orientato |
-
1998
- 1998-03-10 IT IT98RM000149A patent/IT1299137B1/it active IP Right Grant
-
1999
- 1999-03-08 BR BR9908590-9A patent/BR9908590A/pt not_active IP Right Cessation
- 1999-03-08 KR KR1020007010069A patent/KR100636072B1/ko not_active Expired - Fee Related
- 1999-03-08 ES ES99914485T patent/ES2179635T3/es not_active Expired - Lifetime
- 1999-03-08 WO PCT/EP1999/001466 patent/WO1999046413A1/en active IP Right Grant
- 1999-03-08 EP EP99914485A patent/EP1062371B1/en not_active Expired - Lifetime
- 1999-03-08 PL PL343193A patent/PL190832B1/pl unknown
- 1999-03-08 AT AT99914485T patent/ATE218624T1/de active
- 1999-03-08 CZ CZ20003023A patent/CZ299028B6/cs not_active IP Right Cessation
- 1999-03-08 US US09/623,955 patent/US6488784B1/en not_active Expired - Lifetime
- 1999-03-08 DE DE69901692T patent/DE69901692T2/de not_active Expired - Lifetime
- 1999-03-08 JP JP2000535779A patent/JP2002506125A/ja active Pending
- 1999-03-08 AU AU33288/99A patent/AU3328899A/en not_active Abandoned
- 1999-03-08 RU RU2000125576/02A patent/RU2218429C2/ru not_active IP Right Cessation
- 1999-03-08 SK SK1334-2000A patent/SK285279B6/sk not_active IP Right Cessation
- 1999-03-08 CN CN99803821A patent/CN1105785C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| RU2218429C2 (ru) | 2003-12-10 |
| EP1062371A1 (en) | 2000-12-27 |
| US6488784B1 (en) | 2002-12-03 |
| KR100636072B1 (ko) | 2006-10-18 |
| SK13342000A3 (sk) | 2001-04-09 |
| ATE218624T1 (de) | 2002-06-15 |
| WO1999046413A1 (en) | 1999-09-16 |
| CN1105785C (zh) | 2003-04-16 |
| ITRM980149A0 (it) | 1998-03-10 |
| CN1292832A (zh) | 2001-04-25 |
| DE69901692T2 (de) | 2002-11-28 |
| DE69901692D1 (de) | 2002-07-11 |
| PL343193A1 (en) | 2001-07-30 |
| ES2179635T3 (es) | 2003-01-16 |
| JP2002506125A (ja) | 2002-02-26 |
| ITRM980149A1 (it) | 1999-09-10 |
| KR20010034591A (ko) | 2001-04-25 |
| CZ299028B6 (cs) | 2008-04-09 |
| EP1062371B1 (en) | 2002-06-05 |
| AU3328899A (en) | 1999-09-27 |
| CZ20003023A3 (cs) | 2001-07-11 |
| BR9908590A (pt) | 2000-11-14 |
| IT1299137B1 (it) | 2000-02-29 |
| PL190832B1 (pl) | 2006-02-28 |
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| MM4A | Patent lapsed due to non-payment of maintenance fees |
Effective date: 20150308 |