BR9004444A - Revestimento de oxido de magnesio para acos eletricos e processo de revestimento - Google Patents
Revestimento de oxido de magnesio para acos eletricos e processo de revestimentoInfo
- Publication number
- BR9004444A BR9004444A BR909004444A BR9004444A BR9004444A BR 9004444 A BR9004444 A BR 9004444A BR 909004444 A BR909004444 A BR 909004444A BR 9004444 A BR9004444 A BR 9004444A BR 9004444 A BR9004444 A BR 9004444A
- Authority
- BR
- Brazil
- Prior art keywords
- coating
- acces
- electric
- magnesium oxide
- coating process
- Prior art date
Links
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
- C21D8/1277—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
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnetism (AREA)
- Chemical Treatment Of Metals (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Soft Magnetic Materials (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40471489A | 1989-09-08 | 1989-09-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9004444A true BR9004444A (pt) | 1991-09-10 |
Family
ID=23600734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR909004444A BR9004444A (pt) | 1989-09-08 | 1990-09-06 | Revestimento de oxido de magnesio para acos eletricos e processo de revestimento |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0416420B1 (ja) |
JP (1) | JP2686455B2 (ja) |
KR (1) | KR0173781B1 (ja) |
BR (1) | BR9004444A (ja) |
CA (1) | CA2024226C (ja) |
DE (1) | DE69015060T2 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2690841B2 (ja) * | 1992-09-18 | 1997-12-17 | 新日本製鐵株式会社 | 均一な高張力グラス被膜と優れた磁気特性を得るための方向性電磁鋼板用焼鈍分離剤 |
DE4409691A1 (de) * | 1994-03-22 | 1995-09-28 | Ebg Elektromagnet Werkstoffe | Verfahren zur Herstellung von Elektroblechen mit einem Glasüberzug |
JP3475258B2 (ja) * | 1994-05-23 | 2003-12-08 | 株式会社海水化学研究所 | セラミック被膜形成剤およびその製造方法 |
KR100245032B1 (ko) * | 1994-11-16 | 2000-03-02 | 아사무라 타카싯 | 유리 피막과 자기 특성이 뛰어난 방향성 전자기 강판의 제조방법 |
US5840131A (en) * | 1994-11-16 | 1998-11-24 | Nippon Steel Corporation | Process for producing grain-oriented electrical steel sheet having excellent glass film and magnetic properties |
DE19750066C1 (de) * | 1997-11-12 | 1999-08-05 | Ebg Elektromagnet Werkstoffe | Verfahren zum Beschichten von Elektrostahlbändern mit einem Glühseparator |
KR19990042456A (ko) * | 1997-11-26 | 1999-06-15 | 성재갑 | 헤어트리트먼트 로션의 에어로졸 조성물 및 이를 분사하는 밸브 |
KR100435477B1 (ko) * | 1999-12-27 | 2004-06-10 | 주식회사 포스코 | 표면결함이 없고 타발특성이 우수한 방향성 전기강판의제조방법 |
DE102008039326A1 (de) | 2008-08-22 | 2010-02-25 | IWT Stiftung Institut für Werkstofftechnik | Verfahren zum elektrischen Isolieren von Elektroblech, elektrisch isoliertes Elektroblech, lamellierter magnetischer Kern mit dem Elektroblech und Verfahren zum Herstellen eines lamellierten magnetischen Kerns |
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 |
EP2814989A1 (en) | 2012-02-13 | 2014-12-24 | Solaronics S.A. | Cooling of coated sheet metal strip |
CN114466940B (zh) * | 2019-10-31 | 2023-07-18 | 杰富意钢铁株式会社 | 取向性电磁钢板及其制造方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5231296B2 (ja) * | 1973-06-07 | 1977-08-13 | ||
US3841925A (en) * | 1973-09-12 | 1974-10-15 | Morton Norwich Products Inc | Magnesium oxide steel coating composition and process |
US4032366A (en) * | 1975-05-23 | 1977-06-28 | Allegheny Ludlum Industries, Inc. | Grain-oriented silicon steel and processing therefor |
BR7804962A (pt) * | 1977-08-04 | 1979-05-08 | Armco Inc | Processo para estabilizar a viscosidade e aumentar a concentracao de pasta aquosa de magnesia |
JPS5441220A (en) * | 1977-09-09 | 1979-04-02 | Nippon Steel Corp | Manufacture of oriented electrical steel sheet with superior magnetic characteristics |
JPS5466935A (en) * | 1977-11-09 | 1979-05-29 | Kawasaki Steel Co | Method of forming forsterite insulating layer in directive silicon steel plate |
JPS54128928A (en) * | 1978-03-31 | 1979-10-05 | Nippon Steel Corp | Protective coating material for annealing of anisotropic silicon steel plate |
JPS6096770A (ja) * | 1983-10-28 | 1985-05-30 | Nippon Steel Corp | 鉄損の優れた方向性電磁鋼板の製造方法 |
EP0305966B1 (en) * | 1987-08-31 | 1992-11-04 | Nippon Steel Corporation | Method for producing grain-oriented electrical steel sheet having metallic luster and excellent punching property |
-
1990
- 1990-08-27 DE DE69015060T patent/DE69015060T2/de not_active Expired - Lifetime
- 1990-08-27 EP EP90116384A patent/EP0416420B1/en not_active Expired - Lifetime
- 1990-08-29 CA CA002024226A patent/CA2024226C/en not_active Expired - Fee Related
- 1990-09-06 BR BR909004444A patent/BR9004444A/pt not_active IP Right Cessation
- 1990-09-07 JP JP2235992A patent/JP2686455B2/ja not_active Expired - Lifetime
- 1990-09-08 KR KR1019900014201A patent/KR0173781B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR0173781B1 (ko) | 1999-02-18 |
CA2024226C (en) | 2000-02-15 |
JP2686455B2 (ja) | 1997-12-08 |
EP0416420B1 (en) | 1994-12-14 |
DE69015060T2 (de) | 1995-04-27 |
EP0416420A2 (en) | 1991-03-13 |
CA2024226A1 (en) | 1991-03-09 |
JPH03120376A (ja) | 1991-05-22 |
DE69015060D1 (de) | 1995-01-26 |
EP0416420A3 (en) | 1992-11-19 |
KR910006518A (ko) | 1991-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB20 | Grant procedure suspended (art. 20) | ||
FF | Decision: intention to grant | ||
FG9A | Patent or certificate of addition granted | ||
B21A | Expiry acc. art. 78, item i of ipl- expiry of the term of protection |
Free format text: PATENTE EXTINTA EM 06/09/2010 |