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1. 发明专利

JP2009293062A Metal surface treatment method and surface-treated steel plate 有权
标题翻译：金属表面处理方法和表面处理钢板
公开(公告)号：JP2009293062A
公开(公告)日：2009-12-17
申请号：JP2008145749
申请日：2008-06-03
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： TOBISAWA KATSUNORI , SUEMUNE YOSHIHIRO , KIMATA YOSHIO , KATSUMI TOSHIYUKI
IPC分类号： C23C22/76 , C23C22/48 , C23C22/73
CPC分类号： C23C2222/20
摘要： PROBLEM TO BE SOLVED: To provide a metal surface treatment method and a surface-treated steel plate formed by the method capable of suppressing irregular coating even when executing the chromate-free surface treatment of the steel plate having large surface unevenness, and ensuring sufficient corrosion resistance while preventing any increase in the coating film thickness. SOLUTION: In the metal surface treatment method, water-based metal surface treatment agent containing at least silane coupling agent and surfactant is applied on a surface of a galvanized steel plate having the surface roughness of ≥1 μm and ≤10 μm in terms of Ra, and the steel plate is dried to form a coating film on the surface of the galvanized steel plate. The water-based metal surface treatment agent is formed of liquid particles having the particle diameter of ≥10 μm and ≤30 μm, the liquid particles are blown to the galvanized steel plate, and the wetting angle of the liquid particles with respect to the surface of the galvanized steel plate is ≤90°. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种金属表面处理方法和通过能够抑制不规则涂布的方法形成的表面处理钢板，即使在对具有大的表面不均匀性的钢板进行无铬酸盐表面处理时，确保足够的耐腐蚀性，同时防止涂膜厚度的任何增加。解决方案：在金属表面处理方法中，将含有至少硅烷偶联剂和表面活性剂的水性金属表面处理剂涂布在表面粗糙度≥1μm和≤10μm的镀锌钢板的表面上并且将钢板干燥以在镀锌钢板的表面上形成涂膜。水性金属表面处理剂由粒径≥10μm，≤30μm的液体粒子形成，液体粒子吹向镀锌钢板，液体粒子相对于表面的润湿角度的镀锌钢板≤90°。版权所有（C）2010，JPO＆INPIT

2. 发明专利

JP2008266730A Method for specifying abnormal place in steel shell of pickling tank 有权
标题翻译：用于指定抽油罐钢壳异常位置的方法
公开(公告)号：JP2008266730A
公开(公告)日：2008-11-06
申请号：JP2007111853
申请日：2007-04-20
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： TOBISAWA KATSUNORI , SUEMUNE YOSHIHIRO
IPC分类号： C23G3/00 , G01N25/72
摘要： PROBLEM TO BE SOLVED: To provide a method for specifying the abnormal place in the steel shell of a pickling tank, with which the abnormal place due to acid liquid leakage in a pickling tank can be preliminarily predicted, and thereby on-line specification of the abnormal place and on-line planned conservation of the abnormal point can be performed.
SOLUTION: The method for specifying the abnormal place in the steel shell of the pickling tank including a region 41 where abnormality due to the acid leakage is suspected includes: cooling the exterior surface of the steel shell of the on-line pickling tank by dry ice; observing the recovery velocity of its surface temperature; and specifying a portion 4 of the recovery velocity higher than that for the other portions as the abnormal point.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于指定酸洗槽的钢壳中的异常位置的方法，可以预先预测酸洗槽中酸液泄漏的异常位置，从而在线可以执行异常场所的规格和异常点的在线计划保存。解决方案：用于指定酸洗槽的钢壳中的异常位置的方法包括：由于酸渗漏引起异常的区域41，包括：冷却在线酸洗槽钢壳的外表面用干冰; 观察其表面温度的恢复速度; 并且将恢复速度的部分4指定为高于其他部分的恢复速度的部分4作为异常点。版权所有（C）2009，JPO＆INPIT

3. 发明专利

JP2008231484A Continuous hot dip galvanization apparatus 审中-公开
标题翻译：连续热脱水装置
公开(公告)号：JP2008231484A
公开(公告)日：2008-10-02
申请号：JP2007070949
申请日：2007-03-19
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： ITO TATEO , SUEMUNE YOSHIHIRO
IPC分类号： C23C2/00
摘要： PROBLEM TO BE SOLVED: To provide a continuous hot dip galvanizing apparatus capable of manufacturing a high-quality plated steel sheet free of a surface defect by performing the galvanizing in a manner as to prevent the adhesion of foreign matters, such as suspended dross in a snout to the surface of the steel sheet.
SOLUTION: The continuous hot dip galvanizing apparatus is equipped with guide plates installed so as to hold a steel sheet immersed into the continuous hot dip galvanizing bath through the snout in-between by opening the distance from the steel sheet in the positions above and below inclusive of the plating bath surface and a pump and injection nozzles for discharging molten zinc from the center of the guide plates. The apparatus includes a pump and suction nozzle for sucking the suspended matter on a molten zinc and plating bath at the end of the guide plates.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种连续的热浸镀锌装置，其能够通过以防止异物附着的方式进行镀锌而制造没有表面缺陷的高质量镀层钢板，例如悬浮在钢板的表面上将鼻孔浮渣。
解决方案：连续式热浸镀锌装置配备有引导板，以便通过在上述位置打开距离钢板的距离，将浸渍在连续热浸镀锌槽中的钢板穿过其中的喷嘴以及包含电镀液面的泵以及从引导板的中心排出熔融锌的喷嘴。该装置包括用于将悬浮物吸附在引导板端部的熔融锌和电镀槽上的泵和吸嘴。版权所有（C）2009，JPO＆INPIT

4. 发明专利

JP2008142633A Curtain-coating apparatus and coutain-coating method 有权
标题翻译：幕涂装置和油漆涂布方法
公开(公告)号：JP2008142633A
公开(公告)日：2008-06-26
申请号：JP2006333293
申请日：2006-12-11
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： TOBISAWA KATSUNORI , SUEMUNE YOSHIHIRO , NARITA YASUSHI , TANAKA SHIGENORI
IPC分类号： B05C5/00 , B05C11/04 , B05D1/30 , B05D7/14
摘要： PROBLEM TO BE SOLVED: To properly level a thick part in the curtain-coating of a steel strip.
SOLUTION: The curtain-coating apparatus 1 for coating the surface of the steel strip travelling below by dropping a coating material in a curtain state is provided with a wiper member 40 moving on the surface of the steel strip H in the width direction Y of the steel strip H and pushing out the thick part B of the coating material on the surface of the steel strip H to the side of the steel strip H to level the thick part B. The wiper member 40 is formed linearly in the view from the plane and mounted to be parallel to the travelling direction X of the steel strip H. In the curtain-coating, the thick part B of the coating material is leveled by moving the wiper member 40 in the width direction Y of the steel strip H.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：在钢带的帘式涂层中适当调整厚度。＆lt; P＆gt;解决方案：通过在幕帘状态下落涂料来涂覆钢带表面的帘式涂布装置1设置有在宽度方向上在钢带H的表面上移动的擦拭件40 Y，并将钢带H的表面上的涂料的厚部B推出到钢带H的一侧，以使厚部B平坦化。擦拭构件40在视图中线性地形成并且安装成与钢带H的行进方向X平行。在帘式涂布中，通过沿着钢带的宽度方向Y移动刮水部件40来使涂料的厚部B平整（C）2008，JPO＆INPIT

5. 发明专利

JP2007302529A Ceramic sintered compact, roll cleaning equipment, and roll cleaning method 审中-公开
标题翻译：陶瓷烧结紧固件，滚筒清洗设备和滚筒清洗方法
公开(公告)号：JP2007302529A
公开(公告)日：2007-11-22
申请号：JP2006134098
申请日：2006-05-12
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： MATSUBAYASHI SHIGEHARU , NISHIYAMA TETSUO , SUEMUNE YOSHIHIRO , ITO TATEO
IPC分类号： C04B35/56 , B21B28/04 , B22D19/00 , B22D19/06
摘要： PROBLEM TO BE SOLVED: To provide a ceramic sintered compact excellent in heat resistance, wear resistance and corrosion resistance under a high-temperature and corrosive gaseous atmosphere, and to provide a roll cleaning equipment capable of being used stably and for a long period of time using this sintered compact in a blade. SOLUTION: The inventive ceramic sintered compact is characterized in that it is comprised of X vol% of Si 3 N 4 and (100-X) vol% of Ti 0.9 Me 0.1 C 2 (Me is at least one of Zr, Hf, Cr and Ni) and has a composition where X is 5-35. The inventive roll cleaning equipment is one that can be used under a high-temperature of 400-1,500°C and corrosive gaseous atmosphere and is characterized in that it is provided with a blade that is constructed by embedding the ceramic sintered compact into a heat resistant steel and with a support for supporting the blade. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供在高温和腐蚀性气体环境下耐热性，耐磨性和耐腐蚀性优异的陶瓷烧结体，并提供能够稳定和长时间使用的辊清洁设备在刀片中使用该烧结体的时间段。解决方案：本发明的陶瓷烧结体的特征在于它包括X体积％的Si 3 SB 3和（100-X）体积％的Ti （Me是Zr，Hf，Cr和Ni中的至少一种），并且具有其中X是5-元环的组成， 35。本发明的辊清洁设备是可以在400-1500℃的高温和腐蚀性气体气氛下使用的辊清洁设备，其特征在于，其具有通过将陶瓷烧结体嵌入耐热性而构成的刀片钢和支撑支撑刀片。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2007209907A Curtain coating method 有权
标题翻译：幕纸涂布方法
公开(公告)号：JP2007209907A
公开(公告)日：2007-08-23
申请号：JP2006032981
申请日：2006-02-09
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： TOBISAWA KATSUNORI , SUEMUNE YOSHIHIRO , KANAI HIROSHI , TANAKA SHIGENORI
IPC分类号： B05D1/30
摘要： PROBLEM TO BE SOLVED: To provide a curtain coating method without causing a film thinning phenomenon when the liquid film layer is composed of a wide layer 12 and a narrow layer 13 with respect to the curtain coating method by which a plurality of film layers are applied on the surface of a running plate by falling down a curtain 10 composed of a plurality of layers of liquid films.
SOLUTION: In the curtain coating method, the width of at least one layer in the liquid films comprising the fall-down curtain 10 is narrower than the full width of the curtain (the narrow layer 13), a layer (an end part auxiliary layer 15) covering a part where the curtain is not covered by the narrow layer is formed and a part where the narrow layer and the end part auxiliary layer are overlapped is provided. The layer (the wide layer 12) having the same width as the width of the curtain is existed by only one layer and the end part auxiliary layer 15 is composed of a material the same as that of the wide layer 12. The flow rate of the end part auxiliary layer 15 and/or the difference of the viscosity between the narrow layer 13 and the end part auxiliary layer 15 are controlled corresponding to the shrinkage allowance X of the narrow layer 13 during the free fall-down of the curtain.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种帘式涂布方法，当液膜层由宽层12和窄层13构成时，不会引起膜薄化现象，相对于帘式涂布方法，通过该方法可以制备多个膜通过将由多层液膜组成的帘幕10落下，将层施加在跑板的表面上。解决方案：在帘式涂布方法中，包括下落帘10的液膜中的至少一层的宽度比帘幕的全宽（窄层13）窄，层（端部形成覆盖窗口未被窄层覆盖的部分的部分辅助层15），并且提供窄层和端部辅助层重叠的部分。具有与帘的宽度相同宽度的层（宽层12）仅由一层存在，并且端部辅助层15由与宽层12相同的材料构成。流速端部辅助层15和/或窄层13和端部辅助层15之间的粘度差在窗帘自由落下的同时受到窄层13的收缩余量X的控制。版权所有（C）2007，JPO＆INPIT

7. 发明专利

JP2006159106A Curtain coating method and curtain coating apparatus 有权
标题翻译：幕光涂布方法和遮光涂布装置
公开(公告)号：JP2006159106A
公开(公告)日：2006-06-22
申请号：JP2004355355
申请日：2004-12-08
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： SUEMUNE YOSHIHIRO , TOBISAWA KATSUNORI
IPC分类号： B05D1/30 , B05C5/00 , B05C11/00 , B05D7/14
摘要： PROBLEM TO BE SOLVED: To provide a curtain coating method and a curtain coating apparatus by which quality of a coated film can be favorably held in the curtain coating apparatus where a curtain-shaped liquid film 2 is produced by a liquid film production apparatus 3 arranged above a continuously running metallic band 1 and the produced liquid film 2 is made to freely drop on the metallic band to apply the liquid film on a metallic film surface.
SOLUTION: In the curtain coating method and the curtain coating apparatus, a gas discharge nozzle 4 is provided at an upstream side from a collision point 6 of the liquid film 2 to the metallic band 1, the nozzle has one gas discharge port or a plurality of gas discharge ports 5 for discharging gas in an upstream side direction onto whole width direction of the metallic band 1, an angle θ made by a width direction 12 of the liquid film and a width direction 11 of the metallic band (an width direction angle θ of the liquid film) is changed corresponding to width of the metallic band 1 and an angle α made by an arranging direction 13 of the gas discharge ports and the width direction 11 of the metallic band (an arranging direction angle α of the gas discharge ports) is changed corresponding to change of width direction angle θ of the liquid film.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种帘式涂布方法和帘式涂布装置，其中可以将涂膜的质量有利地保持在帘式涂布装置中，其中通过液膜生产形成帘式液膜2 设置在连续运行的金属带1上方的装置3，并使所制造的液膜2自由地落在金属带上，以将液膜施加在金属膜表面上。解决方案：在帘式涂布方法和帘式涂布装置中，在从液膜2的碰撞点6到金属带1的上游侧设置有气体排出喷嘴4，喷嘴具有一个排气口或多个用于将气体沿上游方向排出到金属带1的整个宽度方向上的气体排出口5，由液膜的宽度方向12和金属带的宽度方向11形成的角度θ 液体膜的宽度方向角度θ）相应于金属带1的宽度和由气体排出口的排列方向13和金属带的宽度方向11形成的角度α（排列方向角α 气体排出口）根据液膜的宽度方向角度θ的变化而变化。版权所有（C）2006，JPO＆NCIPI

8. 发明专利

JP2005230683A Manufacturing method for precoated steel sheet and coating apparatus for steel sheet 审中-公开
标题翻译：预制钢板及钢板涂装装置的制造方法
公开(公告)号：JP2005230683A
公开(公告)日：2005-09-02
申请号：JP2004042713
申请日：2004-02-19
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： NAGASE MAGONORI , TOBISAWA KATSUNORI , SUEMUNE YOSHIHIRO
IPC分类号： B05D1/30 , B05C5/00 , B05D1/36 , B05D3/00
摘要： PROBLEM TO BE SOLVED: To minimize a trimming allowance of a steel sheet even when the meandering quantity of the steel sheet varies in a manufacturing method for a precoated steel sheet and coating equipment of a steel sheet which allows a curtain comprising plural layers of films to fall and performs curtain coating of the plural layers of films on the surface of the running steel sheet.
SOLUTION: In the manufacturing method for the precoated steel sheet, the width of a narrowing layer 13 in a coating part is narrower than the width of the running steel sheet 11 and the trimming allowance 17 is adjusted by means of a side trimmer 8 in accordance with the extent of a variation in a distance between a steel sheet end part and a narrowing layer end part (end part thin layer width 14). The extent of the variation in the end part thin layer width 14 is detected by using a detector 20, and the trimming allowance 17 is determined in accordance with the maximum value of variation quantities of the width 14 within a preset time or a preset coil length. The trimming allowance 17 is adjusted in accordance with the extent of the meandering quantity of the steel sheet 11 in the part where the curtain coating is performed.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：即使在预涂钢板的制造方法和允许包括多层的帘子的钢板的涂布设备的钢板的弯曲量变化时也能最小化钢板的修整余量的薄膜落下并在运行钢板的表面上进行多层薄膜的帘式涂布。解决方案：在预涂钢板的制造方法中，涂层部分中的变窄层13的宽度比运行钢板11的宽度窄，并且通过侧修剪器调整修整余量17 根据钢板端部和变窄层端部（端部薄层宽度14）之间的距离的变化的程度。通过使用检测器20来检测端部薄层宽度14的变化程度，根据在预设时间内的预设线圈长度内的宽度14的变化量的最大值来确定微调余量17 。根据进行幕帘涂布的部分中的钢板11的曲折量的程度，调整修边余量17。版权所有（C）2005，JPO＆NCIPI

9. 发明专利

JP2007315669A Heat treatment furnace, and burner port for heat treatment furnace 有权
标题翻译：热处理炉和燃烧器端口用于热处理炉
公开(公告)号：JP2007315669A
公开(公告)日：2007-12-06
申请号：JP2006145476
申请日：2006-05-25
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： MATSUBAYASHI SHIGEHARU , UEHARA TAKUO , SUEMUNE YOSHIHIRO , ITO TATEO , NISHIYAMA TETSUO
IPC分类号： F27B9/36 , C04B35/584 , C21D1/52 , F23M5/02 , F27D1/04
摘要： PROBLEM TO BE SOLVED: To provide a heating type heat treatment furnace for steel capable of preventing cracking and flaking of a furnace wall or the like around a heating burner, and capable of shortening build-up and recess time of the heat treatment furnace. SOLUTION: The heat treatment furnace is provided with a furnace wall structure arranged with ceramic fiber 3 on at least a furnace wall inner side, and a burner 2 is installed in an insertion hole provided in a furnace wall. The burner port 4 composed of a silicon nitride based ceramics sintered body composed of 2.5-4.8 mass% of at least one phase from a Y 2 Si 2 O 7 phase, an Er 2 Si 2 O 7 phase, or a Yb 2 Si 2 O 7 phase, 2-6.5 mass% of an Si 2 N 2 O phase, 2-5 mass% of SiC based particles with an average grain diameter of 0.1-0.7 micrometers, and the rest β-Si 3 N 4 and unavoidable impurity, is adjacently arranged on a furnace inner side of the burner 2, and a tip of the burner port is projected from a furnace inner wall surface to the furnace inner side. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够防止加热燃烧器周围的炉壁等的开裂和剥落的钢的加热型热处理炉，并且能够缩短热处理的积聚和凹陷时间炉。解决方案：热处理炉在至少炉壁内侧设置有布置有陶瓷纤维3的炉壁结构，并且在设置在炉壁中的插入孔中设置有燃烧器2。燃烧器口4由氮化硅系陶瓷烧结体构成，该烧结体由2.5-4.8质量％的来自Y SB 2 SiO 2的至少一相组成，相，Er 2 2 7 相，或Yb 2 Si 2 O 7 相，2-6.5质量％的Si 2 N 2 O相，2-5质量％的平均粒径为0.1-0.7微米的SiC基颗粒，其余的β-Si 3 4 和不可避免的杂质相邻地排列在炉内侧并且燃烧器端口的尖端从炉内壁表面突出到炉内侧。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2007191745A High-strength hot-dip galvanized steel sheet, its manufacturing device, and manufacturing method of high-strength hot dip zincing steel sheet 有权
标题翻译：高强度热镀锌钢板，其制造装置和高强度热镀锌钢板的制造方法
公开(公告)号：JP2007191745A
公开(公告)日：2007-08-02
申请号：JP2006009745
申请日：2006-01-18
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： ITO TATEO , SUEMUNE YOSHIHIRO , NISHIYAMA TETSUO , HONDA KAZUHIKO , OKADA NOBUYOSHI
IPC分类号： C21D9/56 , C21D9/46 , C22C38/00 , C22C38/02 , C22C38/04 , C23C2/02 , C23C2/28 , C23C2/40
摘要： PROBLEM TO BE SOLVED: To provide a high-strength hot-dip galvanized steel sheet having excellent plating property and excellent corrosion resistance and containing Si of high concentration, and also to provide its manufacturing device, and a manufacturing method of a high-strength hot-dip zincing steel sheet.
SOLUTION: In the manufacturing method of the high-strength hot-dip galvanized steel sheet subjected to the continuous hot dip galvanization, when a high-strength steel sheet containing Si of 0.4-2.0 mass% is subjected to the continuous hot dip galvanization, the steel sheet is pre-heated, and the steel sheet is reduced by a direct-fired reduction furnace in a reducing atmosphere in which the air ratio of a direct-fired reduction burner is set to be ≥0.6 and below 0.9. Thereafter, the steel sheet is reduced by an indirect heating furnace for performing the hydrogen reduction in an atmosphere in which log (PH
2 O/PH
2 ) of the partial pressure of water and the partial pressure of hydrogen satisfies inequalities (1), -1.6≤log (PH
2 O/PH
2 )≤-0.5. Reduction and cooling are performed in the atmosphere in which inequality (2), log (PH
2 O/PH
2 )≤-1.5, is satisfied in a section from the indirect heating furnace to a snout part on a plating equipment inlet side. Hot-dip zincing is performed after the hot dip galvanization.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：解决的问题：为了提供具有优异的电镀性能和优异的耐腐蚀性并且含有高浓度的Si的高强度热浸镀锌钢板，并且还提供其制造装置，以及高的制造方法强度热镀锌钢板。解决方案：在进行连续热浸镀锌的高强度热浸镀锌钢板的制造方法中，当将含有0.4-2.0质量％的Si的高强度钢板进行连续热浸时镀锌，预热钢板，并且在直接还原炉的空气比设定为≥0.6且低于0.9的还原气氛中，通过直接还原炉还原钢板。此后，通过间接加热炉将钢板还原，在间隔加热炉中，在其中log（PH 2 O / PH 2 ）的气氛中进行氢还原水和氢的分压满足不等式（1），-1.6≤log（PH 2 O / PH 2 ）≤-0.5。在不等式（2），log（PH 2 O / PH 2 ）≤-1.5的气氛中进行还原和冷却，加热炉到电镀设备入口侧的口部。热镀锌后进行热镀锌。版权所有（C）2007，JPO＆INPIT

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