CZ291193B6 - Způsob výroby plechu z křemíkové oceli - Google Patents
Způsob výroby plechu z křemíkové oceli Download PDFInfo
- Publication number
- CZ291193B6 CZ291193B6 CZ19992310A CZ231099A CZ291193B6 CZ 291193 B6 CZ291193 B6 CZ 291193B6 CZ 19992310 A CZ19992310 A CZ 19992310A CZ 231099 A CZ231099 A CZ 231099A CZ 291193 B6 CZ291193 B6 CZ 291193B6
- Authority
- CZ
- Czechia
- Prior art keywords
- temperature
- strip
- annealing
- degc
- range
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 27
- 229910000976 Electrical steel Inorganic materials 0.000 title claims abstract description 17
- 230000008569 process Effects 0.000 title claims abstract description 16
- 238000004519 manufacturing process Methods 0.000 title abstract description 10
- 238000000137 annealing Methods 0.000 claims abstract description 42
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 238000005121 nitriding Methods 0.000 claims abstract description 26
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 19
- 238000005261 decarburization Methods 0.000 claims abstract description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 16
- 239000001257 hydrogen Substances 0.000 claims abstract description 13
- 239000012298 atmosphere Substances 0.000 claims abstract description 10
- 238000001953 recrystallisation Methods 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052742 iron Inorganic materials 0.000 claims abstract description 8
- 238000005098 hot rolling Methods 0.000 claims abstract description 7
- 239000012535 impurity Substances 0.000 claims abstract description 7
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 7
- 239000010703 silicon Substances 0.000 claims abstract description 7
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 6
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 238000011282 treatment Methods 0.000 claims abstract description 6
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 claims abstract description 4
- 238000010791 quenching Methods 0.000 claims abstract description 4
- 230000000171 quenching effect Effects 0.000 claims abstract description 4
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 4
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 4
- 238000005097 cold rolling Methods 0.000 claims description 15
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- 229960005419 nitrogen Drugs 0.000 claims 1
- 239000011572 manganese Substances 0.000 abstract description 7
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract 1
- 229930188824 alisol Natural products 0.000 abstract 1
- 238000009749 continuous casting Methods 0.000 abstract 1
- 239000011593 sulfur Substances 0.000 abstract 1
- 239000010936 titanium Substances 0.000 abstract 1
- 239000013078 crystal Substances 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 12
- 239000010959 steel Substances 0.000 description 12
- 239000003112 inhibitor Substances 0.000 description 9
- 230000035699 permeability Effects 0.000 description 8
- 230000012010 growth Effects 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 4
- 238000001556 precipitation Methods 0.000 description 3
- -1 silicon nitrides Chemical class 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000003966 growth inhibitor Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- VCTOKJRTAUILIH-UHFFFAOYSA-N manganese(2+);sulfide Chemical class [S-2].[Mn+2] VCTOKJRTAUILIH-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 150000003346 selenoethers Chemical class 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000004222 uncontrolled growth Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Classifications
-
- 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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
-
- 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
- C21D8/1216—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
-
- 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
- C21D8/1261—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 following 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
- C21D8/1244—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
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
-
- 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
- C21D3/00—Diffusion processes for extraction of non-metals; Furnaces therefor
- C21D3/02—Extraction of non-metals
- C21D3/04—Decarburising
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Soft Magnetic Materials (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT96RM000904A IT1290172B1 (it) | 1996-12-24 | 1996-12-24 | Procedimento per la produzione di lamierino magnetico a grano orientato, con elevate caratteristiche magnetiche. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CZ231099A3 CZ231099A3 (cs) | 2000-07-12 |
| CZ291193B6 true CZ291193B6 (cs) | 2003-01-15 |
Family
ID=11404620
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CZ19992310A CZ291193B6 (cs) | 1996-12-24 | 1997-07-24 | Způsob výroby plechu z křemíkové oceli |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US6471787B2 (enExample) |
| EP (1) | EP0950119B1 (enExample) |
| JP (1) | JP4651755B2 (enExample) |
| KR (1) | KR100561142B1 (enExample) |
| CN (1) | CN1077142C (enExample) |
| AT (1) | ATE197721T1 (enExample) |
| AU (1) | AU4202197A (enExample) |
| BR (1) | BR9713624A (enExample) |
| CZ (1) | CZ291193B6 (enExample) |
| DE (1) | DE69703590T2 (enExample) |
| ES (1) | ES2154054T3 (enExample) |
| GR (1) | GR3035444T3 (enExample) |
| IT (1) | IT1290172B1 (enExample) |
| PL (1) | PL182830B1 (enExample) |
| RU (1) | RU2193603C2 (enExample) |
| SK (1) | SK285282B6 (enExample) |
| WO (1) | WO1998028452A1 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ306147B6 (cs) * | 2009-08-03 | 2016-08-24 | Open Joint Stock Company Novolipetsk Steel | Způsob výroby za studena válcované anizotropní elektrotechnické oceli s vysokými magnetickými charakteristikami |
| CZ306161B6 (cs) * | 2009-08-03 | 2016-08-31 | Open Joint Stock Company Novolipetsk Steel | Způsob výroby za studena válcované anizotropní elektrotechnické oceli s nízkou specifickou magnetickou ztrátou pro změnu magnetizace |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| IT1299137B1 (it) | 1998-03-10 | 2000-02-29 | Acciai Speciali Terni Spa | Processo per il controllo e la regolazione della ricristallizzazione secondaria nella produzione di lamierini magnetici a grano orientato |
| KR100530056B1 (ko) * | 2001-11-13 | 2005-11-22 | 주식회사 포스코 | 생산성이 우수한 방향성 전기강판의 제조방법 |
| JP2004315949A (ja) * | 2003-04-21 | 2004-11-11 | Internatl Business Mach Corp <Ibm> | 物理状態制御用情報計算装置、物理状態制御用情報計算方法、物理状態制御用情報計算用プログラム及び物理状態制御装置 |
| EP1680245B1 (en) * | 2003-10-10 | 2018-12-05 | Nucor Corporation | Casting steel strip |
| US7484551B2 (en) | 2003-10-10 | 2009-02-03 | Nucor Corporation | Casting steel strip |
| 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 |
| CN100455690C (zh) * | 2005-11-30 | 2009-01-28 | 宝山钢铁股份有限公司 | 一种基于薄板坯连铸连轧的取向硅钢及其制造方法 |
| US7650925B2 (en) | 2006-08-28 | 2010-01-26 | Nucor Corporation | Identifying and reducing causes of defects in thin cast strip |
| JP5001611B2 (ja) * | 2006-09-13 | 2012-08-15 | 新日本製鐵株式会社 | 高磁束密度方向性珪素鋼板の製造方法 |
| CN101643881B (zh) * | 2008-08-08 | 2011-05-11 | 宝山钢铁股份有限公司 | 一种含铜取向硅钢的生产方法 |
| CN101768697B (zh) | 2008-12-31 | 2012-09-19 | 宝山钢铁股份有限公司 | 用一次冷轧法生产取向硅钢的方法 |
| BRPI1010318B1 (pt) * | 2009-04-06 | 2018-02-06 | Nippon Steel & Sumitomo Metal Corporation | Método de tratamento do aço para chapa de aço elétrico com grão orientado e método de produção de chapa de aço elétrico com grão orientado |
| RU2403293C1 (ru) * | 2009-08-03 | 2010-11-10 | Открытое акционерное общество "Новолипецкий металлургический комбинат" | Способ производства анизотропной электротехнической стали |
| KR101122127B1 (ko) * | 2009-12-23 | 2012-03-16 | 주식회사 포스코 | 정련 방법 및 이에 의해 제조된 방향성 전기 강판 |
| CN101775548B (zh) * | 2009-12-31 | 2011-05-25 | 武汉钢铁(集团)公司 | 低渗氮量高磁感取向硅钢带的生产方法 |
| DE102011107304A1 (de) | 2011-07-06 | 2013-01-10 | Thyssenkrupp Electrical Steel Gmbh | Verfahren zum Herstellen eines kornorientierten, für elektrotechnische Anwendungen bestimmten Elektrostahlflachprodukts |
| JP5532185B2 (ja) | 2011-12-28 | 2014-06-25 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板およびその鉄損改善方法 |
| CN103074476B (zh) * | 2012-12-07 | 2014-02-26 | 武汉钢铁(集团)公司 | 一种分三段常化生产高磁感取向硅钢带的方法 |
| JP5692479B2 (ja) * | 2012-12-28 | 2015-04-01 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板の製造方法 |
| CN104870666B (zh) * | 2012-12-28 | 2017-05-10 | 杰富意钢铁株式会社 | 方向性电磁钢板的制造方法和方向性电磁钢板制造用的一次再结晶钢板 |
| RU2617308C2 (ru) * | 2012-12-28 | 2017-04-24 | ДжФЕ СТИЛ КОРПОРЕЙШН | Способ производства текстурированного листа из электротехнической стали и первично-рекристаллизованный стальной лист для производства текстурированного листа из электротехнической стали |
| DE102014104106A1 (de) | 2014-03-25 | 2015-10-01 | Thyssenkrupp Electrical Steel Gmbh | Verfahren zur Herstellung von hochpermeablem kornorientiertem Elektroband |
| CN106480305A (zh) * | 2015-08-24 | 2017-03-08 | 鞍钢股份有限公司 | 一种提高冷轧电工钢脱碳效率的生产方法 |
| CN106480281A (zh) * | 2015-08-24 | 2017-03-08 | 鞍钢股份有限公司 | 一种高磁感取向电工钢的生产方法 |
| JP6455468B2 (ja) | 2016-03-09 | 2019-01-23 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板の製造方法 |
| CN108444236B (zh) * | 2018-04-26 | 2020-09-01 | 怀化学院 | 一种基于新能源控制的烘干设备 |
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|---|---|---|---|---|
| JPS5032059B2 (enExample) * | 1971-12-24 | 1975-10-17 | ||
| JPS5037009B2 (enExample) | 1972-04-05 | 1975-11-29 | ||
| 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 |
| JPS5948934B2 (ja) * | 1981-05-30 | 1984-11-29 | 新日本製鐵株式会社 | 高磁束密度一方向性電磁鋼板の製造方法 |
| JPS5956523A (ja) | 1982-09-24 | 1984-04-02 | Nippon Steel Corp | 高磁束密度一方向性珪素鋼板の製造方法 |
| SU1314687A1 (ru) * | 1985-05-05 | 1995-09-27 | Научно-исследовательский институт металлургии | Способ производства листовой электротехнической стали |
| 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 |
| US5186762A (en) * | 1989-03-30 | 1993-02-16 | Nippon Steel Corporation | Process for producing grain-oriented electrical steel sheet having high magnetic flux density |
| US5082509A (en) * | 1989-04-14 | 1992-01-21 | Nippon Steel Corporation | Method of producing oriented electrical steel sheet having superior magnetic properties |
| JP2782086B2 (ja) * | 1989-05-29 | 1998-07-30 | 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 |
| RU2002820C1 (ru) * | 1991-07-01 | 1993-11-15 | Новолипецкий металлургический комбинат им.Ю.В.Андропова | Способ производства анизотропной электротехнической стали |
| 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 |
| JPH06179915A (ja) * | 1992-12-15 | 1994-06-28 | Nippon Steel Corp | 高磁束密度一方向性電磁鋼板の製造方法 |
| JPH06179917A (ja) * | 1992-12-15 | 1994-06-28 | Nippon Steel Corp | 高磁束密度一方向性電磁鋼板の製造方法 |
| RU2048544C1 (ru) * | 1993-02-15 | 1995-11-20 | Новолипецкий металлургический комбинат им.Ю.В.Андропова | Способ производства анизотропной электротехнической стали |
| JPH06306474A (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 |
| 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 |
| JP3443151B2 (ja) * | 1994-01-05 | 2003-09-02 | 新日本製鐵株式会社 | 方向性珪素鋼板の製造方法 |
| JPH07258802A (ja) * | 1994-03-25 | 1995-10-09 | Nippon Steel Corp | 高磁束密度低鉄損一方向性電磁鋼板およびその製造法 |
| JPH07278671A (ja) * | 1994-04-06 | 1995-10-24 | Nippon Steel Corp | 低鉄損鏡面方向性電磁鋼板の製造方法 |
| JP3551517B2 (ja) * | 1995-01-06 | 2004-08-11 | Ｊｆｅスチール株式会社 | 磁気特性の良好な方向性けい素鋼板及びその製造方法 |
| US5643370A (en) * | 1995-05-16 | 1997-07-01 | Armco Inc. | Grain oriented electrical steel having high volume resistivity and method for producing same |
-
1996
- 1996-12-24 IT IT96RM000904A patent/IT1290172B1/it active IP Right Grant
-
1997
- 1997-07-24 AT AT97940017T patent/ATE197721T1/de active
- 1997-07-24 CN CN97180995A patent/CN1077142C/zh not_active Expired - Fee Related
- 1997-07-24 ES ES97940017T patent/ES2154054T3/es not_active Expired - Lifetime
- 1997-07-24 PL PL97334287A patent/PL182830B1/pl unknown
- 1997-07-24 KR KR1019997005752A patent/KR100561142B1/ko not_active Expired - Lifetime
- 1997-07-24 SK SK863-99A patent/SK285282B6/sk not_active IP Right Cessation
- 1997-07-24 JP JP52827398A patent/JP4651755B2/ja not_active Expired - Lifetime
- 1997-07-24 AU AU42021/97A patent/AU4202197A/en not_active Abandoned
- 1997-07-24 US US09/331,506 patent/US6471787B2/en not_active Expired - Lifetime
- 1997-07-24 WO PCT/EP1997/004007 patent/WO1998028452A1/en not_active Ceased
- 1997-07-24 BR BR9713624-7A patent/BR9713624A/pt not_active IP Right Cessation
- 1997-07-24 DE DE69703590T patent/DE69703590T2/de not_active Expired - Lifetime
- 1997-07-24 RU RU99116327/02A patent/RU2193603C2/ru not_active IP Right Cessation
- 1997-07-24 EP EP97940017A patent/EP0950119B1/en not_active Expired - Lifetime
- 1997-07-24 CZ CZ19992310A patent/CZ291193B6/cs not_active IP Right Cessation
-
2001
- 2001-02-20 GR GR20010400275T patent/GR3035444T3/el unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ306147B6 (cs) * | 2009-08-03 | 2016-08-24 | Open Joint Stock Company Novolipetsk Steel | Způsob výroby za studena válcované anizotropní elektrotechnické oceli s vysokými magnetickými charakteristikami |
| CZ306161B6 (cs) * | 2009-08-03 | 2016-08-31 | Open Joint Stock Company Novolipetsk Steel | Způsob výroby za studena válcované anizotropní elektrotechnické oceli s nízkou specifickou magnetickou ztrátou pro změnu magnetizace |
Also Published As
| Publication number | Publication date |
|---|---|
| DE69703590T2 (de) | 2001-05-31 |
| KR100561142B1 (ko) | 2006-03-15 |
| ES2154054T3 (es) | 2001-03-16 |
| SK86399A3 (en) | 2000-01-18 |
| CN1242057A (zh) | 2000-01-19 |
| ITRM960904A0 (it) | 1996-12-24 |
| PL334287A1 (en) | 2000-02-14 |
| EP0950119B1 (en) | 2000-11-22 |
| ATE197721T1 (de) | 2000-12-15 |
| CN1077142C (zh) | 2002-01-02 |
| WO1998028452A1 (en) | 1998-07-02 |
| GR3035444T3 (en) | 2001-05-31 |
| US6471787B2 (en) | 2002-10-29 |
| JP4651755B2 (ja) | 2011-03-16 |
| EP0950119A1 (en) | 1999-10-20 |
| AU4202197A (en) | 1998-07-17 |
| BR9713624A (pt) | 2000-04-11 |
| RU2193603C2 (ru) | 2002-11-27 |
| KR20000069695A (ko) | 2000-11-25 |
| SK285282B6 (sk) | 2006-10-05 |
| CZ231099A3 (cs) | 2000-07-12 |
| DE69703590D1 (de) | 2000-12-28 |
| IT1290172B1 (it) | 1998-10-19 |
| JP2001506702A (ja) | 2001-05-22 |
| US20020033206A1 (en) | 2002-03-21 |
| PL182830B1 (pl) | 2002-03-29 |
| ITRM960904A1 (it) | 1998-06-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PD00 | Pending as of 2000-06-30 in czech republic | ||
| MM4A | Patent lapsed due to non-payment of fee |
Effective date: 20160724 |