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1. 发明专利

JP2006182927A Lubricant for hot rolling seamless steel pipe 有权
标题翻译：用于热轧无缝钢管的润滑剂
公开(公告)号：JP2006182927A
公开(公告)日：2006-07-13
申请号：JP2004378722
申请日：2004-12-28
申请人： Jfe Steel Kk , Jfeスチール株式会社 , Palace Chemical Co Ltd , パレス化学株式会社
发明人： NANBU SEIICHIRO , NAKABASHI SATORU , ITO KOJI , YORIFUJI AKIRA , YAMAGUCHI TAKAO
IPC分类号： C10M169/04 , B21B17/08 , B21B25/04 , C10M103/00 , C10M103/02 , C10M103/06 , C10M105/24 , C10M125/02 , C10M125/10 , C10M125/22 , C10M125/26 , C10M129/40 , C10N10/02 , C10N10/04 , C10N30/06 , C10N40/24 , C10N50/08
摘要： PROBLEM TO BE SOLVED: To provide a lubricant for hot rolling a seamless steel pipe which is fed in a hollow raw pipe to be adhered inside thereof at the rolling of the hollow raw pipe, thereby exhibiting effects to improve the inner surface quality of the produced pipe by preventing streak flaws on the raw pipe inner surface from occurring, as well as bringing about extension of tool life by suppressing wear of the tool.
SOLUTION: This powdery lubricant for hot rolling the seamless steel pipe comprises 5-40 mass% lithium carbonate and 10-70 mass% alkali metal borate, further optionally 0-30 mass% sodium carbonate, 0-40 mass% fatty acid alkali metal salt, 0-40 mass% fatty acid alkaline earth metal salt, and 0-20 mass% alkali metal sulfate.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：待解决的问题：为了提供一种用于热轧无缝钢管的润滑剂，该无缝钢管在中空原料管的轧制中被供给到待粘附在其中的中空原料管中，从而具有改善内表面质量的效果通过防止原料管内表面上的条纹缺陷发生，并且通过抑制工具的磨损而导致工具寿命的延长。解决方案：用于热轧无缝钢管的粉末状润滑剂包括碳酸钙为5-40质量％，碱金属硼酸盐为10-70质量％，进一步为0〜30质量％的碳酸钠，0〜40质量％的脂肪酸碱金属盐，0-40质量％脂肪酸碱土金属盐和0-20质量％碱金属硫酸盐。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2005319480A Method for manufacturing low-glossiness plated original sheet 审中-公开
标题翻译：制造低折射率原版的方法
公开(公告)号：JP2005319480A
公开(公告)日：2005-11-17
申请号：JP2004138638
申请日：2004-05-07
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： ITO KOJI , TACHIBANA KIYOSHI , OBATA YUKIO
IPC分类号： B21B1/22 , B21B39/00
摘要： PROBLEM TO BE SOLVED: To provide a manufacturing method of a plated original sheet by which the abnormal wear of work rolls which is generated in the dry temper rolling of a BAF material is prevented and a high-brightness steel sheet for cans is stably obtained.
SOLUTION: In a method for manufacturing the low-glossiness plated original sheet of a box-annealed material by the dry temper rolling, the low-glossiness plated original sheet is stably obtained by rolling a continuously annealed material in the first temper rolling after changing the work rolls and rolling a box-annealed material in the temper rolling after that.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种电镀原纸的制造方法，通过该方法能够防止在BAF材料的干式回火轧制中产生的工作辊的异常磨损，并且用于罐的高亮度钢板是稳定地得到。解决方案：在通过干式调质轧制制造盒退火材料的低光泽度原始片材的方法中，通过在第一调质轧制中轧制连续退火的材料来稳定地获得低光泽度的原始片材在此之后更换工作辊和轧制箱式退火材料进行调质轧制。版权所有（C）2006，JPO＆NCIPI

3. 发明专利

JP2004176141A Method for controlling furnace pressure in box-type annealing furnace 审中-公开
公开(公告)号：JP2004176141A
公开(公告)日：2004-06-24
申请号：JP2002344895
申请日：2002-11-28
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： ITO KOJI , TACHIBANA KIYOSHI , YAMASHITA HARUTOSHI
IPC分类号： C21D9/663 , C21D1/74
摘要： PROBLEM TO BE SOLVED: To provide a method for controlling a furnace pressure in a box-type annealing furnace to effectively prevent occurrence of a temper color, together with improving annealing efficiency by shortening a cooling time, in a cooling step after the box-type annealing.
SOLUTION: This method controls the furnace pressure when starting cooling in the box-type annealing furnace into the positive pressure in the range of +0.49 to 6.47 kPa (+50 to 660 mmH
2 O), by monitoring the pressure of an atmospheric gas in an inner cover when a furnace body has been dismounted, and adjusting an opening of a flow control valve at an inlet on the basis of the result.
COPYRIGHT: (C)2004,JPO

4. 发明专利

JP2005060775A Method for sealing inner cover of bell-type furnace 有权
标题翻译：用于密封贝尔型炉的内盖的方法
公开(公告)号：JP2005060775A
公开(公告)日：2005-03-10
申请号：JP2003292771
申请日：2003-08-13
申请人： Jfe Steel Kk , Jfeスチール株式会社
发明人： ITO KOJI
IPC分类号： C04B35/64 , C21D1/74 , C21D9/673
摘要： PROBLEM TO BE SOLVED: To provide a sealing method for enhancing a yield of a treated product such as a cold-rolled coil by using a dedicated material for a sealing member for an inner cover, which prevents the separation of fine fibers, in sealing the inner cover of a bell-type furnace. SOLUTION: In the sealing method, the sealing member made of a formed article of ceramic fibers for the inner cover is arranged between the bottom face of the inner cover and the top face of a hearth in the bell-type furnace to seal the inner cover, wherein the sealing member of the formed article of ceramic fibers is covered with a plain-woven ceramic cloth at least in the face of the seal member, which contacts with an atmosphere in the inner cover. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种密封方法，通过使用防止细纤维分离的用于内盖的密封构件的专用材料来提高诸如冷轧卷材的处理产品的产量，密封钟形炉的内盖。解决方案：在密封方法中，由用于内盖的成形陶瓷纤维制成的密封构件设置在内盖的底面和钟形炉的炉床的顶面之间以密封所述内盖，其中所述成形陶瓷纤维制品的密封构件至少在所述密封构件的表面上用普通编织的陶瓷布覆盖，所述密封构件与所述内盖中的气氛接触。版权所有（C）2005，JPO＆NCIPI

5. 发明专利

JP2005272964A Rust preventive oil composition 审中-公开
标题翻译：防腐油组合物
公开(公告)号：JP2005272964A
公开(公告)日：2005-10-06
申请号：JP2004090253
申请日：2004-03-25
申请人： Jfe Steel Kk , Jfeスチール株式会社 , Nippon Oil Corp , 新日本石油株式会社
发明人： OGIMOTO SHOZO , ITO KOJI , MATSUDA AKIRA , YAMASHITA HARUTOSHI , TANIGAWA HISAYUKI , TSUKADA TAKASHI , MATSUZAKI YUKIO , MOTOYAMA TADAAKI
IPC分类号： C10M101/04 , C10M129/32 , C10M129/40 , C10M129/93 , C10M133/06 , C10M133/08 , C10M169/04 , C10N30/12 , C23F11/00
摘要： PROBLEM TO BE SOLVED: To provide a rust preventive oil composition having excellent rust preventability, capable of sufficiently preventing the generation of rust in stacked steel sheets or the like, and further having excellent degreasing properties and waste water treatability after degreasing. SOLUTION: The rust preventive oil composition contains, by the standard in the whole quantity of the composition, 20 to 70 mass% vegetable oil, and a 0.5 to 40 mass% fatty amine salt which is the salt of fatty acid and amine, and in which the total number of of carbon atoms of fatty acid and the carbon number of amine is 16 to 40. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决问题：提供能够充分防止层叠钢板等中的生锈产生的防锈性优异的防锈油组合物，脱脂后还具有优异的脱脂性和废水处理性。解决方案：防锈油组合物以组合物的总量为标准，含有20〜70质量％的植物油和0.5〜40质量％的作为脂肪酸和胺的盐的脂肪胺盐，其中脂肪酸的碳原子数和胺的碳数为16〜40。（C）2006年，JPO＆NCIPI

6. 发明专利

JP2013134136A Surface defect inspection system 审中-公开
标题翻译：表面缺陷检查系统
公开(公告)号：JP2013134136A
公开(公告)日：2013-07-08
申请号：JP2011284405
申请日：2011-12-26
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： ITO KOJI , HOTTA EISUKE , WATANABE KOSUKE , TAKADA HIDEKI
IPC分类号： G01N21/892 , G01B11/30
摘要： PROBLEM TO BE SOLVED: To provide a surface defect inspection system capable of suppressing excessive detection, reliably detecting a surface defect in an inspected material, and then preventing the unintended outflow of the surface defect.SOLUTION: A surface defect inspection system 1 related to one embodiment of the present invention includes defect detection parts 2, 4. The defect detection part 2 detects a surface defect in an inspected material on the basis of reflection light from the inspected material that is obtained by irradiating the inspected material being conveyed with light. The defect detection part 4 detects a surface defect in the inspected material on the basis of reflection light from the inspected material that is obtained by irradiating the inspected material after detected by the defect detection part 2 with light different from that of the defect detection part 2.
摘要翻译：要解决的问题：提供一种能够抑制过度检测的表面缺陷检查系统，可靠地检测检查材料中的表面缺陷，然后防止表面缺陷的意外流出。解决方案：与一个表面缺陷检查系统1相关本发明的实施例包括缺陷检测部分2,4。缺陷检测部分2基于来自被检查材料的反射光检测被检查材料中的表面缺陷，该被检查材料是通过用光照射被检查材料而获得的。缺陷检测部4基于来自被检查材料的反射光检测被检查材料中的表面缺陷，该反射光通过利用与缺陷检测部2的光不同的光通过用缺陷检测部2检测到的被检查材料进行照射而获得。

7. 发明专利

JP2013134137A Defect detection device and saving method therefor 有权
标题翻译：缺陷检测装置及其保存方法
公开(公告)号：JP2013134137A
公开(公告)日：2013-07-08
申请号：JP2011284406
申请日：2011-12-26
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： ITO KOJI , HOTTA EISUKE , KUSUMOTO YOSHIHARU
IPC分类号： G01N27/83 , B21C51/00 , G01B21/30 , G01N21/892 , G01N29/04
摘要： PROBLEM TO BE SOLVED: To provide a defect detection device and saving method therefor capable of reliably saving an internal defect detection part as necessary, that detects the internal defect of an inspected material by approaching the surface of the inspected material, and then accurately preventing the damage of the internal defect detection part due to contact between the projected defect on the front surface of the inspected material and a sensor.SOLUTION: A defect detection device 1 related to one embodiment of the present invention includes: projected defect detection parts 2, 3 and surface defect detection part 4 where defect detection methods are mutually different; an internal defect detection part 5; a movement part 6; and a control part 9. At least one among the projected defect detection parts 2, 3 and the surface defect detection part 4 detects a projected defect on the surface of a steel material 15. The internal defect detection part 5 detects the internal defect of the steel material 15 by approaching the surface of the steel material 15. The movement part 6 moves the internal defect detection part 5 in a direction separated from the surface of the steel material 15. The control part 9 controls the movement part 6 on the basis of a projected defect detection result, and saves the internal defect detection part 5 from the steel material 15.
摘要翻译：要解决的问题：提供一种缺陷检测装置及其保存方法，其能够可靠地节省需要的内部缺陷检测部，其通过接近被检查材料的表面来检测被检查材料的内部缺陷，然后准确地防止由于被检查材料的前表面上的突出缺陷与传感器之间的接触导致的内部缺陷检测部件的损坏。解决方案：与本发明的一个实施例相关的缺陷检测装置1包括：投影缺陷检测部件2,3 缺陷检测方法相互不同的表面缺陷检测部4; 内部缺陷检测部5; 运动部分6; 投影缺陷检测部2,3和表面缺陷检测部4中的至少一个检测钢材15的表面上的投影缺陷。内部缺陷检测部5检测钢材15的内部缺陷。钢材15通过接近钢材15的表面而移动。移动部6使内部缺陷检测部5沿与钢材15的表面分离的方向移动。控制部9基于预测的缺陷检测结果，并且从钢材15中保存内部缺陷检测部5。

8. 发明专利

JP2013027899A Method of manufacturing seamless steel pipe 有权
标题翻译：制造无缝钢管的方法
公开(公告)号：JP2013027899A
公开(公告)日：2013-02-07
申请号：JP2011165214
申请日：2011-07-28
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： KATSUMURA TATSURO , ISHIKAWA KAZUTOSHI , ITO KOJI
IPC分类号： B21B17/08 , B21B25/00 , B21B27/02
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a seamless steel pipe, which can largely reduce the twist of a rolled pipe, in elongation rolling using a plug mill which has been difficult to be used to any means such as the installation of a guide and a change of a pass shape.SOLUTION: In the method of manufacturing the seamless steel pipe, the elongation rolling of a plurality of passes is performed by hot rolling by using the plug mill having: a pair of pass rolls 1 which use hollow steel pipes whose cross sections are circular or elliptical as starting raw materials and process the external face side of the rolled pipe, and whose caliper shapes are substantially circular; and a plug 2 which processes the internal face side, and whose cross section is circular. At this time, there is performed a roll-position 90-degree change which displaces a caliper bottom abutting position of the rolled pipe by 90 degrees by using each pass and the next pass. In each pass, the rolling is performed so that a formula (1) may be satisfied. Hc=2×t+Dp>2×R1...(1). Hc: caliper bottom pass height [mm], t: output-side target thickness [mm], Dp: plug diameter [mm] at a roll-bite lower dead point, and R1: caliper bottom hole radius.
摘要翻译：解决的问题：提供一种制造无缝钢管的方法，其可以大大减小轧制管的扭曲，在使用难以用于任何方法的塞子式研磨机进行伸长轧制时，例如安装指南和改变通行状态。解决方案：在无缝钢管的制造方法中，通过使用具有：一对通过辊1的热轧，进行多次通过的伸长率轧制，所述一对轧辊1使用中空钢管，其横截面为圆形或椭圆形作为起始原料，并处理轧制管的外表面，其厚度形状基本上为圆形; 以及处理内表面侧的截面为圆形的插头2。此时，通过使用每次通过和下一道次，执行辊位置90度变化，其使轧制管的卡钳底部邻接位置移位90度。在每次通过中，进行轧制，使得可以满足公式（1）。 Hc = 2×t + Dp> 2×R1 ...（1）。 Hc：卡钳底部通过高度[mm]，t：输出侧目标厚度[mm]，Dp：卷边咬合下死点处的塞直径[mm]，R1：卡尺底孔半径。版权所有（C）2013，JPO＆INPIT

9. 发明专利

JP2010053450A Rustproof oil composition 有权
标题翻译：防油油组合物
公开(公告)号：JP2010053450A
公开(公告)日：2010-03-11
申请号：JP2009239697
申请日：2009-10-16
申请人： Jfe Steel Corp , Jfeスチール株式会社 , Nippon Oil Corp , 新日本石油株式会社
发明人： OGIMOTO SHOZO , ITO KOJI , MATSUDA AKIRA , YAMASHITA YOSHUN , TANIGAWA HISAYUKI , TSUKADA TAKASHI , MATSUZAKI YUKIO , MOTOYAMA TADAAKI
IPC分类号： C23F11/00 , C10M101/04 , C10M129/40 , C10M133/06 , C10M133/08 , C10N20/00 , C10N30/12 , C10N40/00
摘要： PROBLEM TO BE SOLVED: To provide a rustproof oil composition which is excellent in rustproof properties, prevents stacked steel sheets satisfactorily from being rusted and is excellent in degreasing properties and treatability of waste water after degreased. SOLUTION: The rustproof oil composition includes 20-70 mass% vegetable oil, 0.5-40 mass% amine salt of a fatty acid, which is salt of the fatty acid with amine and has 16-40 total carbon atoms of the carbon atoms of the fatty acid and those of the amine, and 0.5-6 mass% compound shown by general formula (1): (R 1 ) a -N-[(R 2 O) b -H] c (wherein R 1 is a 1-24C hydrocarbon group; R 2 is a 2-4C alkylene group; a and c are each 1 or 2 and a+c=3; b is an integer of 1-6) on the basis of the total mass of the rustproof oil composition. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供防锈性优异的防锈油组合物，防止堆积的钢板令人满意地生锈，并且脱脂后的废水的脱脂性能和处理性优异。解决方案：防锈油组合物包含20-70质量％的植物油，0.5-40质量％的脂肪酸胺盐，其是脂肪酸与胺的盐，并且具有碳原子数为16-40的总碳原子脂肪酸的原子和胺的原子，以及通式（1）所示的0.5〜6质量％的化合物：（R 1 SP）1 N - [（（其中R 2 2）其中R 1是一个1-24C烃基; R 基于防锈的总质量， 2 为2-4C亚烷基; a和c分别为1或2，a + c = 3; b为1-6的整数）油组成。版权所有（C）2010，JPO＆INPIT

10. 发明专利

JP2014166649A Method for manufacturing seamless steel pipe 审中-公开
标题翻译：制造无缝钢管的方法
公开(公告)号：JP2014166649A
公开(公告)日：2014-09-11
申请号：JP2014013107
申请日：2014-01-28
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： KATSUMURA TATSURO , ISHIKAWA KAZUTOSHI , ITO KOJI
IPC分类号： B21B17/02 , B21B27/02
摘要： PROBLEM TO BE SOLVED: To provide a method which sufficiently prevents the generation of thickness deviation and scratches in a cross section during seamless steel pipe draw rolling using a plug mill.SOLUTION: In a method for manufacturing a seamless steel pipe, a hollow tube stock with a circular or an elliptical cross section is used as a starting material to carry out hot draw rolling of a plurality of paths with a pair of hole type rolls 1 with almost circular arc-shaped caliber that works the outer surface side to be rolled and a plug mill 2 having a plug with a circular cross section that works the inner surface side; and at this time, press down position 90 degrees change is performed in which contact positions of the caliber bottoms of tubes to be rolled are shifted by 90 degrees in each path and the next path. Such a draw rolling is performed to satisfy the following formula (1) in each path. Dp≤2×R1-2×t+0.05×t(1), wherein Dp: a plug diameter (mm) at a bottom dead point of a roll caliber tool, R1: a hole radius (mm) at a caliber bottom, and t: an outlet-side target wall thickness (mm).
摘要翻译：要解决的问题：提供一种在使用塞式磨机的无缝钢管拉伸轧制过程中充分防止在横截面中产生厚度偏差和划痕的方法。解决方案：在无缝钢管的制造方法中，使用圆形或椭圆形横截面作为起始材料，用一对具有大致圆弧形口径的孔型辊1进行多个路径的热拉伸，其中工作的外表面侧被轧制，具有工作在内表面侧的具有圆形横截面的塞子的塞子研磨机2; 此时，按下位置90度改变，其中待轧制的管的口径底部的接触位置在每个路径和下一个路径中偏移90度。进行这样的拉伸轧制，以满足各路径中的下述式（1）。 Dp≤2×R1-2×t + 0.05×t（1）其中，Dp：辊口工具的下死点处的塞子直径（mm），R1：口径底部的孔半径（mm）和t：出口侧目标壁厚（mm）。

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