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1. 发明申请

US20120305140A1 NON-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREOF 有权
标题翻译：非指定电工钢板及其制造方法
公开(公告)号：US20120305140A1
公开(公告)日：2012-12-06
申请号：US13577946
申请日：2011-02-15
申请人： Shuichi Yamazaki , Takeshi Kubota , Yousuke Kurosaki , Masahiro Fujikura , Takahide Shimazu
发明人： Shuichi Yamazaki , Takeshi Kubota , Yousuke Kurosaki , Masahiro Fujikura , Takahide Shimazu
IPC分类号： B32B15/04 , C23C22/07 , C23C22/78
CPC分类号： H01F1/14783 , C21D1/26 , C21D6/002 , C21D6/005 , C21D6/008 , C21D8/12 , C21D8/1244 , C21D8/1283 , C21D8/1288 , C21D9/46 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/34 , C23C8/10 , C23C8/18 , C23C22/07 , C23C22/50 , C23C22/74 , C23C24/00 , C23C28/00 , H01F1/18 , H01F41/32
摘要： A non-oriented electrical steel sheet includes: a base iron (1); and a tension applying type insulating film (2) of not less than 1 g/m2 nor more than 6 g/m2 on a surface of the base iron (1). An oxide layer (3) containing at least one type of oxide selected from the group consisting of Si, Al, and Cr and having a thickness of not less than 0.01 μm nor more than 0.5 μm is formed on the surface of the base iron (1).
摘要翻译：无取向电工钢板包括：基底铁（1）; 以及在基础铁（1）的表面上不小于1g / m 2且不大于6g / m 2的张力施加型绝缘膜（2）。在基底铁的表面上形成含有选自Si，Al和Cr中的至少一种氧化物层（3），厚度不小于0.01μm，不大于0.5μm的氧化物层 1）。

2. 发明授权

US09187830B2 Non-oriented electrical steel sheet and manufacturing method thereof 有权
标题翻译：无方向性电工钢板及其制造方法
公开(公告)号：US09187830B2
公开(公告)日：2015-11-17
申请号：US13577946
申请日：2011-02-15
申请人： Shuichi Yamazaki , Takeshi Kubota , Yousuke Kurosaki , Masahiro Fujikura , Takahide Shimazu
发明人： Shuichi Yamazaki , Takeshi Kubota , Yousuke Kurosaki , Masahiro Fujikura , Takahide Shimazu
IPC分类号： H01F1/18 , C23C8/10 , C23C24/00 , C21D8/12 , C21D9/46 , C22C38/02 , C22C38/04 , C22C38/06 , C23C8/18 , C23C22/74 , C23C28/00
CPC分类号： H01F1/14783 , C21D1/26 , C21D6/002 , C21D6/005 , C21D6/008 , C21D8/12 , C21D8/1244 , C21D8/1283 , C21D8/1288 , C21D9/46 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/34 , C23C8/10 , C23C8/18 , C23C22/07 , C23C22/50 , C23C22/74 , C23C24/00 , C23C28/00 , H01F1/18 , H01F41/32
摘要： A non-oriented electrical steel sheet includes: a base iron (1); and a tension applying type insulating film (2) of not less than 1 g/m2 nor more than 6 g/m2 on a surface of the base iron (1). An oxide layer (3) containing at least one type of oxide selected from the group consisting of Si, Al, and Cr and having a thickness of not less than 0.01 μm nor more than 0.5 μm is formed on the surface of the base iron (1).
摘要翻译：无取向电工钢板包括：基底铁（1）; 以及在基础铁（1）的表面上不小于1g / m 2且不大于6g / m 2的张力施加型绝缘膜（2）。在基底铁的表面上形成含有选自Si，Al和Cr中的至少一种氧化物层（3），厚度不小于0.01μm，不大于0.5μm的氧化物层 1）。

3. 发明授权

US06565674B1 High flux density grain-oriented electrical steel sheet excellent in high magnetic field core loss property and method of producing the same 有权
标题翻译：高磁场磁芯损耗特性优异的高通量密度晶粒取向电工钢板及其制造方法
公开(公告)号：US06565674B1
公开(公告)日：2003-05-20
申请号：US09580888
申请日：2000-05-30
申请人： Yousuke Kurosaki , Masahiro Fujikura
发明人： Yousuke Kurosaki , Masahiro Fujikura
IPC分类号： H01F104
CPC分类号： H01F1/14775 , C21D3/04 , C21D8/1222 , C21D8/1233 , C21D8/1255 , C21D8/1294
摘要： A high flux density grain-oriented electrical steel sheet excellent in high magnetic field core loss property containing, in percentage by weight, not greater than 0.005% of C, 2.0-7.0% of Si, not greater than 0.2% of Mn, one or both of S and Se in a total amount of not greater than 0.005%, the balance being of Fe and unavoidable impurities, optionally containing, in percentage by weight, of not greater than 0.065% of Al, not greater than 0.005% of N and 0.003-0.3% each of one or more of Sb, Sn, Cu, Mo, Ge, B, Te, As, Cr and Bi, the steel sheet having a grain orientation deviating from an ideal {110} orientation by an average of not greater than 5°, having an average 180° magnetic domain width of not greater than 0.30 mm, preferably not greater than 0.26 mm or greater than 0.26 mm and not greater than 0.30 mm, and having an area ratio of magnetic domains of a width greater than 0.4 mm of greater than 3% and not greater than 20%.
摘要翻译：高磁通磁芯损耗特性优异的高磁通密度晶粒取向电工钢，其重量百分比含量不大于C的0.005％，Si 2.0-7.0％，Mn不大于0.2％，其中一种或 S和Se的总量不大于0.005％，余量为Fe和不可避免的杂质，任选地包含不大于0.065％的Al，不大于0.005的N和 Sb，Sn，Cu，Mo，Ge，B，Te，As，Cr和Bi中的一种或多种的0.003-0.3％，具有偏离理想{110} <001>取向的晶粒取向的钢板由平均不大于5°，具有不大于0.30mm，优选不大于0.26mm或大于0.26mm且不大于0.30mm的平均180°磁畴宽度，并且具有磁畴宽度大于0.4mm的宽度大于3％且不大于20％。

4. 发明申请

US20130276297A1 MANUFACTURING METHOD FOR HELICAL CORE FOR ROTATING ELECTRICAL MACHINE AND MANUFACTURING DEVICE FOR HELICAL CORE FOR ROTATING ELECTRICAL MACHINE 有权
标题翻译：用于旋转电机的旋转核心的制造方法和用于旋转电机的螺旋芯的制造装置
公开(公告)号：US20130276297A1
公开(公告)日：2013-10-24
申请号：US13995280
申请日：2011-01-28
申请人： Yousuke Kurosaki
发明人： Yousuke Kurosaki
IPC分类号： H02K15/02
CPC分类号： H02K15/02 , H02K1/148 , H02K15/022 , H02K15/026 , Y10T29/49009 , Y10T29/53691
摘要： A manufacturing method of a helical core for a rotating electrical machine includes: first step forming a yoke portion extending along one direction and tooth portions protruding toward a width direction of the yoke portion from a first side edge of the width direction, with respect to a belt-shaped metal plate extending along the one direction; second step forming a notch at a position between tooth portions of the yoke portion after the first step; and third step processing the belt-shaped metal plate into a helical shape by applying bending to the metal plate so that the belt-shaped metal plate is curved toward the width direction sequentially from a portion where the notch is formed after the second step, and in the third step, a distance between a position where the application of bending starts and the position where the notch is formed is limited to within a predetermined dimension.
摘要翻译：一种用于旋转电机的螺旋形芯的制造方法包括：第一步骤，形成沿着一个方向延伸的轭部和从宽度方向的第一侧边缘朝向轭部的宽度方向突出的齿部，相对于带状金属板沿着一个方向延伸; 第二步骤，在第一步骤之后在轭部分的齿部之间的位置处形成切口; 并且通过对金属板施加弯曲来将带状金属板加工成螺旋状，使得带状金属板在第二工序之后从形成有切口的部分顺序向宽度方向弯曲，并且在第三步骤中，施加弯曲开始的位置与形成切口的位置之间的距离被限制在预定的尺寸内。

5. 发明申请

US20110094699A1 CAST SLAB OF NON-ORIENTED ELECTRICAL STEEL AND MANUFACTURING METHOD THEREOF 有权
标题翻译：非定向电工钢及其制造方法
公开(公告)号：US20110094699A1
公开(公告)日：2011-04-28
申请号：US12997800
申请日：2009-07-03
申请人： Masafumi Miyazaki , Yousuke Kurosaki , Takahide Shimazu , Kazuo Ohnuki
发明人： Masafumi Miyazaki , Yousuke Kurosaki , Takahide Shimazu , Kazuo Ohnuki
IPC分类号： B22D27/00 , C22C38/18 , C22C38/00
CPC分类号： B22D11/002 , C21C7/0006 , C21C7/0043 , C21C7/06 , C22C38/005 , C22C38/18 , H01F1/16
摘要： There is produced a molten steel containing, in mass %, Si: not less than 0.1% nor more than 7.0%, Mn: 0.1% or more, Al: not less than 0.2% nor more than 5.0%, Cr: not less than 0.1% nor more than 10%, and the like, and a balance composed of Fe and inevitable impurities. To the molten steel, REM: not less than 0.0005% nor more than 0.03% is added. The molten steel to which REM has been added is casted. A cast slab of non-oriented electrical steel is manufactured as above.
摘要翻译：生产出以质量％计含有Si：不小于0.1％，不大于7.0％，Mn：0.1％以上，Al：0.2％以上5.0％以下的钢水，Cr：不小于 0.1％以上10％以下，余量由Fe和不可避免的杂质构成。向钢水中添加REM：0.0005％以上0.03％以下。已加入REM的钢水浇注。如上制造无取向电工钢板。

6. 发明授权

US07662242B2 Non-oriented electrical steel superior in core loss 有权
标题翻译：无取向电工钢铁芯损耗优异
公开(公告)号：US07662242B2
公开(公告)日：2010-02-16
申请号：US11666844
申请日：2005-09-28
申请人： Masafumi Miyazaki , Wataru Ohashi , Yousuke Kurosaki , Takeshi Kubota , Hiroshi Harada , Tomohiro Konno , Yutaka Matsumoto , Koichi Kirishiki
发明人： Masafumi Miyazaki , Wataru Ohashi , Yousuke Kurosaki , Takeshi Kubota , Hiroshi Harada , Tomohiro Konno , Yutaka Matsumoto , Koichi Kirishiki
IPC分类号： H01F1/147
CPC分类号： H01F1/14791 , C22C38/02 , C22C38/04 , C22C38/06 , H01F1/16
摘要： Non-oriented electrical steel sheet superior in core loss characterized by containing, by mass %, C: 0.01% or less, Si: 0.1% to 7.0%, Al: 0.1% to 3.0%, Mn: 0.1% to 2.0%, N: 0.005% or less, Ti: 0.02% or less, REM: 0.05% or less, S: 0.005% or less, O: 0.005% or less, and a balance of iron and unavoidable impurities and having a mass % of S shown by [S], a mass % of O shown by [O], a mass % of REM shown by [REM], a mass % of Ti shown by [Ti], and a mass % of N shown by [N] satisfying [Formula 1] and [Formula 2]: [REM]2×[O]2×[S]≧1×10−15 [Formula 1] ([REM]2×[O]2×[S])÷([Ti]×[N])≧1×10−10 [Formula 2].
摘要翻译：铁损优异的无方向性电工钢板，其特征在于以质量％计含有C：0.01％以下，Si：0.1〜7.0％，Al：0.1〜3.0％，Mn：0.1〜2.0％，N ：0.005％以下，Ti：0.02％以下，REM：0.05％以下，S：0.005％以下，O：0.005％以下，余量为铁和不可避免的杂质，S为质量％通过[S]表示[O]表示的O的质量％，[REM]所示的REM的质量％，[Ti]所示的Ti的质量％，[N]所示的N的质量％满足 [式1]和[式2]：[REM] 2x [O] 2x [S]> = 1×10-15 [式1]（[REM] 2x [O] 2x [S]）/（[Ti] N]）> = 1×10 -10 [式2]。

7. 发明授权

US08052811B2 Method of producing non-oriented electrical steel sheet excellent in magnetic properties 有权
标题翻译：制造磁性能优异的无方向性电磁钢板的方法
公开(公告)号：US08052811B2
公开(公告)日：2011-11-08
申请号：US12311726
申请日：2007-10-01
申请人： Yousuke Kurosaki , Takeshi Kubota , Masafumi Miyazaki
发明人： Yousuke Kurosaki , Takeshi Kubota , Masafumi Miyazaki
IPC分类号： C21D8/04 , H01F1/00
CPC分类号： B22D11/001 , B22D11/06 , B22D11/0697 , C21D8/1211 , C21D8/1272 , C21D8/1283 , C21D2211/005 , C22C38/00 , C22C38/02 , C22C38/04 , C22C38/06
摘要： A rapidly-solidified non-oriented electrical steel sheet having high magnetic flux density and low core loss is provided.The method of producing the non-oriented electrical steel sheet excellent in magnetic properties comprises casting a steel strip by using a traveling cooling roll surface(s) to solidify a steel melt of a prescribed chemical composition, which melt contains one or both of REM and Ca at a total content of 0.0020 to 0.01% and is cast in an atmosphere of Ar, He or a mixture thereof.
摘要翻译：提供了具有高磁通密度和低磁芯损耗的快速凝固的无取向电工钢板。制造磁特性优异的无方向性电磁钢板的方法包括使用行驶冷却辊表面铸造钢带，使固化含有规定化学成分的钢熔体，熔融体含有REM和 Ca总量为0.0020至0.01％，并在Ar，He或其混合物的气氛中铸造。

8. 发明授权

US07470333B2 Non-oriented electrical steel sheet excellent in core loss and manufacturing method thereof 有权
标题翻译：磁芯损耗优异的无方向性电磁钢板及其制造方法
公开(公告)号：US07470333B2
公开(公告)日：2008-12-30
申请号：US10556148
申请日：2004-04-28
申请人： Wataru Ohashi , Akihito Kiyose , Masafumi Miyazaki , Takeshi Kubota , Yousuke Kurosaki , Yoshihiro Arita , Ken-ichiro Miyamoto , Takashi Sawai
发明人： Wataru Ohashi , Akihito Kiyose , Masafumi Miyazaki , Takeshi Kubota , Yousuke Kurosaki , Yoshihiro Arita , Ken-ichiro Miyamoto , Takashi Sawai
IPC分类号： H01F1/147
CPC分类号： C21D8/1205 , C22C38/005 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/18 , H01F1/14775 , H02K1/02
摘要： A non-oriented electrical steel sheet is characterized in that the number density of inclusions with an equivalent volume diameter of less than 100 nm contained in the steel sheet is 1×1010 [/mm3] or less, and that the steel sheet contains, by mass %, C: up to 0.01%, Si: 0.1% to 7.0%. Al: 0.1% to 3.0%. Mn: 0.1% to 2.0%, REM: 0.0003% to 0.05%. Ti: up to 0.02%. S: up to 0.005%. and N: up to 0.005%. the balance Fe and inevitable impurities and the mass % of Al represented by [Al] and the mass % of Ti represented by [Ti] satisfy the equation log([Ti]×[N])−1.19×log([Al]×[N])+1.84>0 . . . (1).
摘要翻译：无取向电工钢板的特征在于，钢板中所含的等体积直径小于100nm的夹杂物的数密度为1×10 10 [/ mm 3]以下，钢板以质量％计，，C：0.01％以下，Si：0.1〜7.0％。 Al：0.1〜3.0％。 Mn：0.1〜2.0％，REM：0.0003〜0.05％。 Ti：最高0.02％。 S：高达0.005％。和N：高达0.005％。由[Al]表示的Fe和不可避免的杂质和Al的质量％以及由[Ti]表示的Ti的质量％满足等式log（[Ti] x [N]） - 1.19xlog（[Al] x [ N]）+ 1.84> 0。。。（1）。

9. 发明申请

US20080271819A1 Ultra-high magnetic flux density grain-oriented electrical steel sheet excellent in iron loss at a high magnetic flux density and film properties and method for producing the same 有权
公开(公告)号：US20080271819A1
公开(公告)日：2008-11-06
申请号：US12215540
申请日：2008-06-27
申请人： Eiichi Nanba , Katsuyuki Yanagihara , Satoshi Arai , Shuichi Yamazaki , Fumikazu Ando , Kazutoshi Takeda , Yousuke Kurosaki , Nobuo Tachibana
发明人： Eiichi Nanba , Katsuyuki Yanagihara , Satoshi Arai , Shuichi Yamazaki , Fumikazu Ando , Kazutoshi Takeda , Yousuke Kurosaki , Nobuo Tachibana
IPC分类号： C21D6/00 , C21D8/02
CPC分类号： C22C38/16 , C21D3/04 , C21D8/1244 , C21D8/1255 , C21D8/1266 , C21D8/1272 , C21D8/1277 , C21D8/1283 , C22C38/002 , C22C38/008 , C22C38/02 , C22C38/60 , H01F1/14775 , H01F1/18
摘要： The present invention is a grain-oriented electrical steel sheet characterized in that Bi is present at 0.01 to less than 1,000 ppm in terms of mass at the interface of the substrate steel and the primary film of the grain-oriented electrical steel sheet. The grain-oriented electrical steel sheet is produced by any of the processes of: before decarburization annealing, applying preliminary annealing for 1 to 20 sec. at 700° C. or higher and controlling an atmosphere in the temperature range; controlling the maximum attaining temperature B (° C.) before final cold rolling so that the maximum attaining temperature B may satisfy the expression, −10×ln(A)+1,100≦B≦10×ln(A)+1,220, in accordance with a Bi content A (ppm) and at the same time heating the steel sheet cold rolled to the final thickness to 700° C. or higher within 10 sec. or at a heating rate of 100° C./sec. or more before decarburization annealing, or immediately thereafter applying preliminary annealing for 1 to 20 sec. at 700° C. or higher; or controlling a TiO2 amount B added in relation to MgO of 100 as parts by weight and an MgO coating amount C (g/m2) so that the expression, A0.8≦B×C≦400, may be satisfied in accordance with the Bi content A (ppm).

10. 发明授权

US09085817B2 Non-oriented electrical steel sheet and manufacturing method thereof 有权
标题翻译：无方向性电工钢板及其制造方法
公开(公告)号：US09085817B2
公开(公告)日：2015-07-21
申请号：US13258688
申请日：2010-05-25
申请人： Masafumi Miyazaki , Hideaki Yamamura , Takeshi Kubota , Yousuke Kurosaki , Kazuto Kawakami , Kazumi Mizukami , Takeaki Wakisaka
发明人： Masafumi Miyazaki , Hideaki Yamamura , Takeshi Kubota , Yousuke Kurosaki , Kazuto Kawakami , Kazumi Mizukami , Takeaki Wakisaka
IPC分类号： C22C38/02 , C22C38/00 , C22C38/04 , B22D11/00 , B22D11/108 , C22C38/06 , C22C38/14 , H01F1/16
CPC分类号： H01F1/14775 , B22D11/00 , B22D11/108 , C22C38/00 , C22C38/001 , C22C38/002 , C22C38/004 , C22C38/005 , C22C38/008 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/08 , C22C38/14 , C22C38/16 , C22C38/28 , C22C38/34 , C22C38/38 , C22C38/60 , H01F1/16
摘要： In a non-oriented electrical steel sheet, Si: not less than 1.0 mass % nor more than 3.5 mass %, Al: not less than 0.1 mass % nor more than 3.0 mass %, Ti: not less than 0.001 mass % nor more than 0.01 mass %, Bi: not less than 0.001 mass % nor more than 0.01 mass %, and so on are contained. (1) expression described below is satisfied when a Ti content (mass %) is represented as [Ti] and a Bi content (mass %) is represented as [Bi]. [Ti]≦0.8×[Bi]+0.002 (1)
摘要翻译：在无取向电工钢板中，Si：1.0质量％以上3.5质量％以下，Al：0.1质量％以上3.0质量％以下，Ti：0.001质量％以上，不大于 0.01质量％，Bi：0.001质量％以上0.01质量％以下。（1）当Ti含量（质量％）表示为[Ti]，Bi含量（质量％）表示为[Bi]时，满足下述表达式。 [Ti]＆nlE; 0.8×[Bi] +0.002（1）

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