CN100413980C - 没有无机矿物皮膜的晶粒取向性硅钢板的制造方法 - Google Patents
没有无机矿物皮膜的晶粒取向性硅钢板的制造方法 Download PDFInfo
- Publication number
- CN100413980C CN100413980C CNB028013514A CN02801351A CN100413980C CN 100413980 C CN100413980 C CN 100413980C CN B028013514 A CNB028013514 A CN B028013514A CN 02801351 A CN02801351 A CN 02801351A CN 100413980 C CN100413980 C CN 100413980C
- Authority
- CN
- China
- Prior art keywords
- alumina
- steel sheet
- annealing
- surface area
- specific surface
- Prior art date
- 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.)
- Expired - Lifetime
Links
- 229910000976 Electrical steel Inorganic materials 0.000 title claims description 33
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims description 21
- 238000004519 manufacturing process Methods 0.000 title description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 181
- 238000000137 annealing Methods 0.000 claims abstract description 146
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 87
- 239000000843 powder Substances 0.000 claims abstract description 71
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 62
- 238000000034 method Methods 0.000 claims abstract description 49
- 238000001354 calcination Methods 0.000 claims abstract description 37
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 37
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000003921 oil Substances 0.000 claims description 38
- 238000002360 preparation method Methods 0.000 claims description 20
- 239000003795 chemical substances by application Substances 0.000 claims description 8
- 238000002441 X-ray diffraction Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 210000000981 epithelium Anatomy 0.000 claims 5
- 238000010521 absorption reaction Methods 0.000 abstract description 40
- 238000005261 decarburization Methods 0.000 abstract description 29
- 229910052839 forsterite Inorganic materials 0.000 abstract description 17
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 abstract description 17
- 230000015572 biosynthetic process Effects 0.000 abstract description 9
- 229910017625 MgSiO Inorganic materials 0.000 abstract 1
- 239000012467 final product Substances 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 186
- 239000010959 steel Substances 0.000 description 186
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 69
- 229910052760 oxygen Inorganic materials 0.000 description 69
- 239000001301 oxygen Substances 0.000 description 69
- 230000004907 flux Effects 0.000 description 44
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 40
- 230000000052 comparative effect Effects 0.000 description 38
- 235000019198 oils Nutrition 0.000 description 37
- 239000002002 slurry Substances 0.000 description 34
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 29
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 21
- 239000001257 hydrogen Substances 0.000 description 21
- 229910052739 hydrogen Inorganic materials 0.000 description 21
- 238000002156 mixing Methods 0.000 description 17
- 239000010960 cold rolled steel Substances 0.000 description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 14
- 239000000377 silicon dioxide Substances 0.000 description 14
- 238000004458 analytical method Methods 0.000 description 13
- 125000006850 spacer group Chemical group 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 238000013329 compounding Methods 0.000 description 10
- 239000011248 coating agent Substances 0.000 description 9
- 238000000576 coating method Methods 0.000 description 9
- 239000002245 particle Substances 0.000 description 9
- 238000011156 evaluation Methods 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 8
- 238000001953 recrystallisation Methods 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 7
- 239000004744 fabric Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 239000002699 waste material Substances 0.000 description 6
- UAMZXLIURMNTHD-UHFFFAOYSA-N dialuminum;magnesium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Mg+2].[Al+3].[Al+3] UAMZXLIURMNTHD-UHFFFAOYSA-N 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 230000002776 aggregation Effects 0.000 description 4
- 238000004220 aggregation Methods 0.000 description 4
- 230000002950 deficient Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 238000000227 grinding Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 229910004283 SiO 4 Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 239000000292 calcium oxide Substances 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 230000000536 complexating effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 235000021388 linseed oil Nutrition 0.000 description 2
- 239000000944 linseed oil Substances 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 238000005554 pickling Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001339 alkali metal compounds Chemical class 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229940075614 colloidal silicon dioxide Drugs 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
Images
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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
-
- 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
- C21D8/1283—Application of a separating or insulating coating
-
- 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
- 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
- C21D8/1244—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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Treatment Of Metals (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP124882/01 | 2001-04-23 | ||
JP2001124882 | 2001-04-23 | ||
JP124882/2001 | 2001-04-23 | ||
JP172913/2001 | 2001-06-07 | ||
JP172885/2001 | 2001-06-07 | ||
JP2001172885 | 2001-06-07 | ||
JP2001172913 | 2001-06-07 | ||
JP172913/01 | 2001-06-07 | ||
JP172885/01 | 2001-06-07 | ||
JP220228/01 | 2001-07-19 | ||
JP2001220228 | 2001-07-19 | ||
JP220228/2001 | 2001-07-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1462315A CN1462315A (zh) | 2003-12-17 |
CN100413980C true CN100413980C (zh) | 2008-08-27 |
Family
ID=27482231
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028013514A Expired - Lifetime CN100413980C (zh) | 2001-04-23 | 2002-04-23 | 没有无机矿物皮膜的晶粒取向性硅钢板的制造方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6733599B2 (zh) |
EP (1) | EP1298225B1 (zh) |
JP (1) | JP4184809B2 (zh) |
KR (1) | KR100542618B1 (zh) |
CN (1) | CN100413980C (zh) |
DE (1) | DE60235862D1 (zh) |
WO (1) | WO2002088403A1 (zh) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100369986C (zh) * | 2005-12-05 | 2008-02-20 | 高申明 | 复合刚玉水基粉状涂料 |
JP5262436B2 (ja) * | 2008-08-27 | 2013-08-14 | Jfeスチール株式会社 | 磁気測定方法および装置 |
CN102453793B (zh) * | 2010-10-25 | 2013-09-25 | 宝山钢铁股份有限公司 | 用于具有优良磁性能的镜面取向硅钢制备的退火隔离剂 |
CN103014285B (zh) * | 2011-09-28 | 2015-04-01 | 宝山钢铁股份有限公司 | 具有优良磁性能的镜面取向硅钢制造方法及退火隔离剂 |
CN103114181A (zh) * | 2013-01-24 | 2013-05-22 | 广东盈泉钢制品有限公司 | 一种取向硅钢隔离涂层的涂料配方 |
KR101651431B1 (ko) * | 2014-11-14 | 2016-08-26 | 주식회사 포스코 | 방향성 전기강판의 제조방법 |
JP6915689B2 (ja) | 2017-07-13 | 2021-08-04 | 日本製鉄株式会社 | 方向性電磁鋼板及びその製造方法 |
EP3653758B1 (en) | 2017-07-13 | 2022-04-27 | Nippon Steel Corporation | Grain-oriented electrical steel sheet |
CN108977638B (zh) * | 2018-08-24 | 2020-05-19 | 首钢智新迁安电磁材料有限公司 | 一种取向硅钢退火隔离剂及其使用方法 |
KR102179215B1 (ko) * | 2018-12-19 | 2020-11-16 | 주식회사 포스코 | 방향성 전기강판용 소둔 분리제 조성물, 방향성 전기강판 및 방향성 전기강판의 제조방법 |
RU2768094C1 (ru) | 2019-01-16 | 2022-03-23 | Ниппон Стил Корпорейшн | Способ производства листа электротехнической стали с ориентированной зеренной структурой |
KR102582924B1 (ko) * | 2019-01-16 | 2023-09-26 | 닛폰세이테츠 가부시키가이샤 | 방향성 전자 강판 |
EP3913084B1 (en) * | 2019-01-16 | 2024-06-12 | Nippon Steel Corporation | Method for producing grain oriented electrical steel sheet |
WO2020149337A1 (ja) | 2019-01-16 | 2020-07-23 | 日本製鉄株式会社 | 方向性電磁鋼板の製造方法 |
RU2767356C1 (ru) | 2019-01-16 | 2022-03-17 | Ниппон Стил Корпорейшн | Способ производства листа электротехнической стали с ориентированной зеренной структурой |
WO2020149347A1 (ja) | 2019-01-16 | 2020-07-23 | 日本製鉄株式会社 | 方向性電磁鋼板の製造方法 |
WO2020149321A1 (ja) | 2019-01-16 | 2020-07-23 | 日本製鉄株式会社 | 方向性電磁鋼板の製造方法 |
EP3913087A4 (en) | 2019-01-16 | 2022-10-12 | Nippon Steel Corporation | PROCESS FOR THE PRODUCTION OF A CORNORATED ELECTRICAL STEEL SHEET |
CN113302317B (zh) | 2019-01-16 | 2024-01-09 | 日本制铁株式会社 | 方向性电磁钢板的制造方法 |
EP3913083A4 (en) | 2019-01-16 | 2022-10-05 | Nippon Steel Corporation | Grain-oriented electrical steel sheet, intermediate steel sheet for grain-oriented electrical steel sheet, and manufacturing method thereof |
CN113302324B (zh) * | 2019-01-16 | 2023-06-02 | 日本制铁株式会社 | 单方向性电磁钢板及其制造方法 |
WO2020149325A1 (ja) | 2019-01-16 | 2020-07-23 | 日本製鉄株式会社 | 方向性電磁鋼板の製造方法 |
US11946113B2 (en) | 2019-01-16 | 2024-04-02 | Nippon Steel Corporation | Method for producing grain oriented electrical steel sheet |
US20240254602A1 (en) | 2021-05-28 | 2024-08-01 | Nippon Steel Corporation | Grain-oriented electrical steel sheet |
KR20240013190A (ko) | 2021-05-28 | 2024-01-30 | 닛폰세이테츠 가부시키가이샤 | 방향성 전자 강판 |
CN115326799B (zh) * | 2022-07-29 | 2025-03-11 | 中策橡胶集团股份有限公司 | 一种胶囊隔离剂或内喷涂剂隔离效果的实验室检测方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0762427A (ja) * | 1993-08-26 | 1995-03-07 | Nippon Steel Corp | 一方向性珪素鋼板用焼鈍分離剤 |
JPH07118750A (ja) * | 1993-10-26 | 1995-05-09 | Nippon Steel Corp | 鉄損の低い鏡面方向性電磁鋼板の製造方法 |
JPH09256068A (ja) * | 1996-03-25 | 1997-09-30 | Nippon Steel Corp | 優れたグラス被膜を得るための方向性電磁鋼板の製造方法 |
CN1180754A (zh) * | 1996-08-08 | 1998-05-06 | 川崎制铁株式会社 | 单取向硅钢板的制造方法 |
JPH11302731A (ja) * | 1998-04-24 | 1999-11-02 | Kawasaki Steel Corp | 磁気特性および打抜き性に優れた方向性珪素鋼板の製造方法 |
JP2000038615A (ja) * | 1998-07-21 | 2000-02-08 | Nippon Steel Corp | 鏡面方向性電磁鋼板の製造方法 |
CN1258751A (zh) * | 2000-01-06 | 2000-07-05 | 武汉钢铁(集团)公司 | 用明火加热生产取向硅钢板的方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4813814B1 (zh) * | 1969-12-18 | 1973-05-01 | ||
US4582547A (en) * | 1984-05-07 | 1986-04-15 | Allegheny Ludlum Steel Corporation | Method for improving the annealing separator coating on silicon steel and coating therefor |
US4871402A (en) * | 1986-12-29 | 1989-10-03 | Allegheny Ludlum Corporation | Separating-agent composition and method using same |
JP3921806B2 (ja) * | 1998-04-24 | 2007-05-30 | Jfeスチール株式会社 | 方向性珪素鋼板の製造方法 |
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2002
- 2002-04-23 CN CNB028013514A patent/CN100413980C/zh not_active Expired - Lifetime
- 2002-04-23 EP EP02720581A patent/EP1298225B1/en not_active Expired - Lifetime
- 2002-04-23 KR KR1020027017585A patent/KR100542618B1/ko not_active Expired - Lifetime
- 2002-04-23 JP JP2002585681A patent/JP4184809B2/ja not_active Expired - Lifetime
- 2002-04-23 WO PCT/JP2002/004051 patent/WO2002088403A1/ja active IP Right Grant
- 2002-04-23 US US10/312,115 patent/US6733599B2/en not_active Expired - Lifetime
- 2002-04-23 DE DE60235862T patent/DE60235862D1/de not_active Expired - Lifetime
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0762427A (ja) * | 1993-08-26 | 1995-03-07 | Nippon Steel Corp | 一方向性珪素鋼板用焼鈍分離剤 |
JPH07118750A (ja) * | 1993-10-26 | 1995-05-09 | Nippon Steel Corp | 鉄損の低い鏡面方向性電磁鋼板の製造方法 |
JPH09256068A (ja) * | 1996-03-25 | 1997-09-30 | Nippon Steel Corp | 優れたグラス被膜を得るための方向性電磁鋼板の製造方法 |
CN1180754A (zh) * | 1996-08-08 | 1998-05-06 | 川崎制铁株式会社 | 单取向硅钢板的制造方法 |
JPH11302731A (ja) * | 1998-04-24 | 1999-11-02 | Kawasaki Steel Corp | 磁気特性および打抜き性に優れた方向性珪素鋼板の製造方法 |
JP2000038615A (ja) * | 1998-07-21 | 2000-02-08 | Nippon Steel Corp | 鏡面方向性電磁鋼板の製造方法 |
CN1258751A (zh) * | 2000-01-06 | 2000-07-05 | 武汉钢铁(集团)公司 | 用明火加热生产取向硅钢板的方法 |
Also Published As
Publication number | Publication date |
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JPWO2002088403A1 (ja) | 2004-08-19 |
KR20040000302A (ko) | 2004-01-03 |
US20030188806A1 (en) | 2003-10-09 |
KR100542618B1 (ko) | 2006-01-11 |
EP1298225A4 (en) | 2006-01-11 |
US6733599B2 (en) | 2004-05-11 |
JP4184809B2 (ja) | 2008-11-19 |
EP1298225A1 (en) | 2003-04-02 |
DE60235862D1 (de) | 2010-05-20 |
CN1462315A (zh) | 2003-12-17 |
WO2002088403A1 (fr) | 2002-11-07 |
EP1298225B1 (en) | 2010-04-07 |
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