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1. 发明专利

JP2009007607A Steel sheet for extrathin vessel 有权
标题翻译：钢管钢板
公开(公告)号：JP2009007607A
公开(公告)日：2009-01-15
申请号：JP2007168533
申请日：2007-06-27
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： TANAKA SEIICHI , HIRAI TAKUMI , TORISU KEIICHIRO , INAMI YOSHIHIRO , NOGUCHI KOICHI
IPC分类号： C22C38/00 , C21D9/46 , C22C38/06 , C22C38/54
摘要： PROBLEM TO BE SOLVED: To provide a steel sheet having excellent surface properties without causing slab cracks upon continuous casting and also suitable for flange work and combining high strength with high elongation, and to provide a method for producing the same.
SOLUTION: The steel sheet for the extrathin vessel and having excellent flange workability has a composition comprising, by mass, 0.03 to 0.07% C, ≤0.02% Si, 0.30 to 0.6% Mn, ≤0.02% P, ≤0.009% S, 0.02 to 0.05% Al and 0.006 to 0.01% N, satisfying the relationship of 1.72S+1.93N≤0.035, and the balance Fe with inevitable impurities, and is characterized in that the tensile test value in at least either the rolling direction or the sheet width direction orthogonal to the rolling direction shows a upper yield strength of ≥430 MPa and a total elongation value of ≥10%. The method for producing the same is also provided.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：解决的问题：提供一种具有优异的表面性能的钢板，而不会在连续铸造时引起板坯裂纹，并且也适用于凸缘加工并且具有高强度和高伸长率的组合，并提供其制造方法。解决方案：具有优异的法兰加工性的用于金刚石容器的钢板具有质量0.03〜0.07％的C，≤0.02％的Si，0.30〜0.6％的Mn，≤0.02％的P，≤0.009％ S，0.02〜0.05％的Al和0.006〜0.01％的N，满足1.72S +1.93N≤0.035的关系，余量为Fe与不可避免的杂质，其特征在于，至少轧制方向的拉伸试验值或与轧制方向正交的板宽度方向的屈服强度为≥430MPa，总伸长率为≥10％。还提供了其制造方法。版权所有（C）2009，JPO＆INPIT

2. 发明专利

JP2011209042A Cod measuring method of electroplating facility waste water, and waste water management system 有权
标题翻译：电镀废水的COD测量方法和废水管理系统
公开(公告)号：JP2011209042A
公开(公告)日：2011-10-20
申请号：JP2010075718
申请日：2010-03-29
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： MASUCHI KAZUYUKI , TAKAMIYA TOSHIAKI , NOGUCHI KOICHI
IPC分类号： G01N33/18 , C02F1/00
摘要： PROBLEM TO BE SOLVED: To provide a method for measuring continuously and simply a COD concentration in COD-including waste water discharged from an electroplating facility for applying tin plating to a steel plate strip, and to provide a management system of electroplating facility waste water utilizing the method.SOLUTION: In a COD measuring method of electroplating facility waste water, the COD concentration in the COD-including waste water discharged from the electroplating facility for applying tin plating to the steel plate strip is measured by measuring a TOC concentration having a correlation with the COD concentration in the waste water. A waste water management system of the electroplating facility is provided with: the electroplating facility for applying continuously tin plating to the steel plate strip; a TOC automatic measuring instrument for measuring continuously the COD concentration in the COD-including waste water discharged from the electroplating facility, by measuring the TOC concentration having the correlation with the COD concentration in the waste water; and a means for controlling a waste water processing amount based on the measured TOC concentration.
摘要翻译：要解决的问题：提供一种用于连续且简单地测量从用于向钢板条施加镀锡的电镀设备排出的含COD废水中的COD浓度的方法，并且提供利用电镀设备废水的管理系统方法。解决方案：在电镀设备废水的COD测量方法中，通过测量具有相关性的TOC浓度来测量从镀锡电镀到钢板条的电镀设备排出的含COD废水中的COD浓度废水中的COD浓度。电镀设备的废水管理系统设有电镀设备，用于连续镀锡钢板; 一种用于通过测量与废水中COD浓度相关的TOC浓度连续测量从电镀设备排出的含COD废水中的COD浓度的TOC自动测量仪器; 以及基于测定的TOC浓度来控制废水处理量的方法。

3. 发明专利

JP2007197742A Cold rolled steel sheet for welded can, and its manufacturing method 审中-公开
标题翻译：用于焊接CAN的冷轧钢板及其制造方法
公开(公告)号：JP2007197742A
公开(公告)日：2007-08-09
申请号：JP2006015567
申请日：2006-01-24
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： YOKOYA HIROICHI , TANAKA SEIICHI , MURAKAMI HIDEKUNI , NOGUCHI KOICHI
IPC分类号： C22C38/00 , B21B1/22 , C21D9/46 , C22C38/06 , C22C38/54
摘要： PROBLEM TO BE SOLVED: To provide a method for providing, with high productivity, a steel sheet for cans in which the formability of welded resealable cans can be remarkably improved and which has expanding workability capable of applying practical strength to can bodies after forming.
SOLUTION: In the steel sheet, the percentage of precipitated N is ≥85%, and the difference between hardness at a depth of 25 μm from the surface of the steel sheet in thickness direction and hardness in the central part of the steel sheet in thickness direction, after heating and holding at 170°C for 7 min, is ≥15 points by micro Vickers hardness. The steel sheet has a composition containing, by mass, 0.015 to 0.08% C, 0.10 to 0.60% Mn, ≤0.02% P, ≤0.02% S, 0.02 to 0.10% acid-soluble Al and ≤0.006% N. The sum of solid-solution N and solid-solution C, contained in the steel sheet, is 10 to 20 ppm and also a relation of [(solid-solution C)≥(solid-solution N)×2] is satisfied. Temper rolling is performed at a draft of 1.5 to 3.0% and a tension of 50 to 200 MPa using rolls of ≤470 mm roll diameter.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够以高生产率提供罐头用钢板的方法，其中能够显着提高可焊接的可再密封罐的成型性，并且具有能够在罐体后施加实际强度的具有扩展的可加工性的方法成型。解决方案：在钢板中，析出的N的百分比为≥85％，厚度方向上的钢板表面的厚度为25μm的硬度与钢中央部的硬度的差在170℃下加热保持7分钟后，通过微维氏硬度≥15分。该钢板的组成为：含有0.015〜0.08％的C，0.10〜0.60％的Mn，≤0.02％的P，≤0.02％的S，0.02〜0.10％的酸溶性Al和≤0.006％的N。包含在钢板中的固溶体N和固溶体C为10〜20ppm，也满足[（固溶C）≥（固溶N）×2]的关系。使用辊径≤470mm的卷筒，以1.5〜3.0％的牵伸力和50〜200MPa的张力进行回火轧制。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2005199317A Steel sheet for welded can with high weldability and its manufacturing method 有权
标题翻译：具有高焊接能力的焊接电炉钢板及其制造方法
公开(公告)号：JP2005199317A
公开(公告)日：2005-07-28
申请号：JP2004009219
申请日：2004-01-16
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： TORISU KEIICHIRO , FUNAKATA HIDEJI , JINNO AKIHIRO , NOGUCHI KOICHI
IPC分类号： B21B1/22 , C25D7/06
摘要： PROBLEM TO BE SOLVED: To provide a steel sheet with a surface profile which can sufficiently endure for rapid welding and its manufacturing method.
SOLUTION: This surface-treated steel sheet with excellent weldability is characterized in that when the surface-treated steel sheet for can manufacture is worked to obtain welded cans, (PPI in the C direction) × (PPI in the L direction) is set to not less than 40,000 and Rmax in the C direction and the L direction is set to not more than 5 μm. In addition, in the method for manufacturing the steel sheet for welded cans with excellent weldability, the PPI in the C direction and the PPI in the L direction of the surface of the roll to be used for temper rolling, are set to not less than 250 in terms of a cut level of 10 μinch, when the steel sheet is manufactured.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种可以充分耐受快速焊接的表面轮廓的钢板及其制造方法。该焊接性优良的表面处理钢板的特征在于，为了得到焊接罐（PP方向的PPI）×（L方向的PPI），可以制造罐制造用的表面处理钢板，设定为40,000以上，R方向上的Rmax设定为5μm以下。此外，在具有优良焊接性的焊接罐用钢板的制造方法中，将C方向的PPI和用于调质轧制的辊的表面的L方向的PPI设定为不小于当制造钢板时，切割水平为10μinch时为250。版权所有（C）2005，JPO＆NCIPI

5. 发明专利

JPH10110292A EDGE OVERCOAT PREVENTING DEVICE 失效
公开(公告)号：JPH10110292A
公开(公告)日：1998-04-28
申请号：JP28327596
申请日：1996-10-04
申请人： NIPPON STEEL CORP
发明人： NOGUCHI KOICHI , CHIJIKI TOORU , MIYAZAKI HIRONOBU , KAGEYAMA MASATO , UDA KAZUFUMI , FUCHIGAMI TETSUKAN
IPC分类号： C25D5/02 , C25D7/06
摘要： PROBLEM TO BE SOLVED: To provide an edge overcoat preventing device by which the trimming of both edges of a steel strip is reduced, and the yield of an electroplated steel sheet is increased. SOLUTION: This edge overcoat preventing device A consists of the coupled edge masks 13 each provided with a groove 17 into which both side edges 12 of a steel strip 11 passing between the wide plating electrodes 10a and 10b are respectively inserted to control the thickness of a plating layer formed on both side edges 12 of the strip 11. In this case, the side edge 18 or 19 of the inner groove of the edge mask 13 is sinusoidal with the crest value (b) controlled to 30mm and the groove depth of the edge mask 13 to (d).

6. 发明专利

JPH10110291A ELECTROPLATING TANK HAVING TREE-TIN PREVENTIVE FUNCTION 失效
公开(公告)号：JPH10110291A
公开(公告)日：1998-04-28
申请号：JP28327496
申请日：1996-10-04
申请人： NIPPON STEEL CORP
发明人： NOGUCHI KOICHI , CHIJIKI TOORU , UDA KAZUFUMI
IPC分类号： C25D5/02 , C25D7/06
摘要： PROBLEM TO BE SOLVED: To provide an electroplating tank by which the sneaking of a current and the tree-tin are surely prevented irrespective of the width of a steel strip. SOLUTION: The first current shielding plates 22 and 23 extending toward the walls 20 and 21 of a tank main body 10 are provided successively to the backs of the edge masks 16 and 17, into which 14a and 15a both edges of a steel strip 13a are respectively inserted, in this electroplating tank A, and the edge masks 16 and 17 are shrinkably moved in the width direction in accordance with the width of the strip 13a along with the first current shielding plates 22 and 23 to prevent fleeting. In this case, the coupled second current shielding plates 24 and 25 are furnished respectively in front of the first current shielding plates 22 and 23, one ends of the second current shielding plates 24 and 25 are connected to the tank walls 20 and 21 of the main body 10, and the other ends are extended to a position reaching the backs of the edge masks 16 and 17 at a maximum expansion position.

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