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41. 发明授权

US10119185B2 Low specific gravity steel for forging use excellent in machineability 有权
公开(公告)号：US10119185B2
公开(公告)日：2018-11-06
申请号：US13138534
申请日：2010-04-08
申请人： Hiromasa Takada , Suguru Yoshida
发明人： Hiromasa Takada , Suguru Yoshida
IPC分类号： C22C38/18 , C22C38/00 , C22C38/02 , C22C38/06 , C22C38/38
摘要： Steel for forging having high strength and superior machinability due to controlled cooling immediately after shaping by hot forging followed by tempering and having a lower specific gravity than ordinary steel for forging use, the steel containing C: 0.05 to 0.50%, Si: 0.01 to 1.50%, Mn: 3.0 to 7.0%, P: 0.001 to 0.050%, S: 0.020 to 0.200%, Al: 3.0 to 6.0%, Cr: 0.01 to 1.00%, and N: 0.0040 to 0.0200% and having a balance of Fe and unavoidable impurities.

42. 发明授权

US09156117B2 Method of cutting steel for machine structural use 有权
标题翻译：用于机械结构用钢的切割方法
公开(公告)号：US09156117B2
公开(公告)日：2015-10-13
申请号：US13881774
申请日：2011-11-01
申请人： Toshiharu Aiso , Suguru Yoshida
发明人： Toshiharu Aiso , Suguru Yoshida
IPC分类号： B26D7/08 , B23Q11/10 , C22C38/00 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/12 , C22C38/14 , C22C38/60 , C22C38/08 , C22C38/18
CPC分类号： B23Q11/1038 , B23Q11/1007 , B23Q11/1061 , C22C38/001 , C22C38/002 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/08 , C22C38/12 , C22C38/14 , C22C38/18 , C22C38/60 , Y10T83/0443 , Y10T83/263
摘要： In the method of cutting steel for machine structural use, steel for machine structural use, in which chemical components contain, by mass %, 0.01% to 1.2% of C, 0.005% to 3.0% of Si, 0.05% to 3.0% of Mn, 0.001% to 0.2% of P, 0.001% to 0.35% of S, 0.002% to 0.035% of N and 0.05% to 1.0% of Al, in a case in which [Al%] and [N%] represent the mass % of Al and N in the steel respectively, [Al%]−(27/14)×[N%]≧0.05% is satisfied, is the other elements are included as necessary, and a balance consisting of Fe and inevitable impurities, is used, and a cutting process is carried out on the steel for machine structural use using water-insoluble cutting oil in which the amount of dissolved oxygen is 4 volume % to 16 volume %.
摘要翻译：在机械结构用钢切割方法中，化学成分含有质量％为C：0.01〜1.2％，Si：0.005〜3.0％，Mn：0.05〜3.0％的机械结构用钢，0.001〜0.2％的P，0.001％〜0.35％的S，0.002％〜0.035％的N，0.05〜1.0％的Al，在[Al％]和[N％]表示质量钢中Al和N的％分别为[Al％] - （27/14）×[N％]≥0.05％，根据需要包含其它元素，余量由Fe和不可避免的杂质组成，使用溶解氧量为4体积％〜16体积％的水不溶性切削油的机械结构用钢进行切削加工。

43. 发明授权

US09023158B2 Steel material superior in high temperature characteristics and toughness and method of production of same 有权
标题翻译：钢材具有优异的高温特性和韧性及生产方法
公开(公告)号：US09023158B2
公开(公告)日：2015-05-05
申请号：US12450651
申请日：2008-04-04
申请人： Suguru Yoshida , Hiroshi Kita , Teruhisa Okumura , Hirokazu Sugiyama , Teruyuki Wakatsuki
发明人： Suguru Yoshida , Hiroshi Kita , Teruhisa Okumura , Hirokazu Sugiyama , Teruyuki Wakatsuki
IPC分类号： C22C38/04 , C22C38/02 , C21D7/13 , C21D8/02 , C22C38/06 , C22C38/58
CPC分类号： C22C38/02 , C21D7/13 , C21D8/0226 , C22C38/04 , C22C38/06 , C22C38/58
摘要： A steel material superior in high temperature characteristics and toughness is provided, that is, a steel material containing, by mass %, C: 0.005% to 0.03%, Si: 0.05% to 0.40%, Mn: 0.40% to 1.70%, Nb: 0.02% to 0.25%, Ti: 0.005% to 0.025%, N: 0.0008% to 0.0045%, B: 0.0003% to 0.0030%, restricting P: 0.030% or less, S: 0.020% or less, Al: 0.03% or less, and having a balance of Fe and unavoidable impurities, where the contents of C and Nb satisfy C—Nb/7.74≦0.02 and Ti-based oxides of a grain size of 0.05 to 10 μm are present in a density of 30 to 300/mm2.
摘要翻译：提供了高温特性和韧性优异的钢材，即以质量％计含有C：0.005％〜0.03％，Si：0.05〜0.40％，Mn：0.40〜1.70％的Nb，：0.02〜0.25％，Ti：0.005〜0.025％，N：0.0008〜0.0045％，B：0.0003〜0.0030％，P：0.030％以下，S：0.020％以下，Al：0.03％并且具有Fe和不可避免的杂质的余量，其中C和Nb的含量满足C-Nb / 7.74和nlE; 0.02和粒径为0.05至10μm的Ti基氧化物以30的密度存在至300 / mm2。

44. 发明授权

US08747576B2 Pearlite-based high carbon steel rail having excellent ductility and process for production thereof 有权
标题翻译：具有优异延展性的珠光体系高碳钢轨及其制造方法
公开(公告)号：US08747576B2
公开(公告)日：2014-06-10
申请号：US13261069
申请日：2010-04-14
申请人： Teruhisa Miyazaki , Masaharu Ueda , Suguru Yoshida
发明人： Teruhisa Miyazaki , Masaharu Ueda , Suguru Yoshida
IPC分类号： C22C38/12 , C22C38/14 , C21D7/13
CPC分类号： C21D9/04 , C21D8/00 , C21D8/005 , C21D8/0226 , C21D2211/009 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/12 , C22C38/14
摘要： This high-carbon pearlitic steel rail having excellent ductility, includes: in terms of percent by mass, C: more than 0.85% to 1.40%; Si: 0.10% to 2.00%; Mn: 0.10% to 2.00%; Ti: 0.001% to 0.01%; V: 0.005% to 0.20%; and N: less than 0.0040%, with the balance being Fe and inevitable impurities, wherein contents of Ti and V fulfill the following formula (1), and a rail head portion has a pearlite structure. 5≦[V(% by mass)]/[Ti(% by mass)]≦20 Formula (1)
摘要翻译：这种具有优异延展性的高碳珠光体钢轨包括：以质量％计，C：大于0.85％至1.40％; Si：0.10〜2.00％; Mn：0.10〜2.00％ Ti：0.001〜0.01％ V：0.005〜0.20％和N：小于0.0040％，余量为Fe和不可避免的杂质，其中Ti和V的含量满足下式（1），轨头部分具有珠光体组织。 5＆nlE; [V（质量％）] / [Ti（质量％）]＆nlE; 20式（1）

45. 发明申请

US20130213199A1 METHOD OF CUTTING STEEL FOR MACHINE STRUCTURAL USE 有权
标题翻译：切割机械结构用钢的方法
公开(公告)号：US20130213199A1
公开(公告)日：2013-08-22
申请号：US13881774
申请日：2011-11-01
申请人： Toshiharu Aiso , Suguru Yoshida
发明人： Toshiharu Aiso , Suguru Yoshida
IPC分类号： B23Q11/10
CPC分类号： B23Q11/1038 , B23Q11/1007 , B23Q11/1061 , C22C38/001 , C22C38/002 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/08 , C22C38/12 , C22C38/14 , C22C38/18 , C22C38/60 , Y10T83/0443 , Y10T83/263
摘要： In the method of cutting steel for machine structural use, steel for machine structural use, in which chemical components contain, by mass %, 0.01% to 1.2% of C, 0.005% to 3.0% of Si, 0.05% to 3.0% of Mn, 0.001% to 0.2% of P, 0.001% to 0.35% of S, 0.002% to 0.035% of N and 0.05% to 1.0% of Al, in a case in which [Al%] and [N%] represent the mass % of Al and N in the steel respectively, [Al%]−(27/14)×[N%]≧0.05% is satisfied, is the other elements are included as necessary, and a balance consisting of Fe and inevitable impurities, is used, and a cutting process is carried out on the steel for machine structural use using water-insoluble cutting oil in which the amount of dissolved oxygen is 4 volume % to 16 volume %.
摘要翻译：在机械结构用钢切割方法中，化学成分含有质量％为C：0.01〜1.2％，Si：0.005〜3.0％，Mn：0.05〜3.0％的机械结构用钢，0.001〜0.2％的P，0.001％〜0.35％的S，0.002％〜0.035％的N，0.05〜1.0％的Al，在[Al％]和[N％]表示质量钢中Al和N的％分别为[Al％] - （27/14）×[N％]> = 0.05％，根据需要包括其他元素，余量由Fe和不可避免的杂质组成，并且使用其中溶解氧量为4体积％至16体积％的水不溶性切削油在机械结构用钢上进行切割加工。

46. 发明申请

US20130011901A1 CYCLIC COMPOUND, METHOD FOR PRODUCING CYCLIC COMPOUND, AND METHOD FOR MODIFYING BIOLOGICAL MOLECULE 有权
标题翻译：循环化合物，生产环化合物的方法和用于修饰生物分子的方法
公开(公告)号：US20130011901A1
公开(公告)日：2013-01-10
申请号：US13634263
申请日：2011-03-09
申请人： Takamitsu Hosoya , Isao Kii , Suguru Yoshida , Takeshi Matsushita
发明人： Takamitsu Hosoya , Isao Kii , Suguru Yoshida , Takeshi Matsushita
IPC分类号： C07D487/04 , C12N5/071 , C12N9/96
CPC分类号： C07D487/04 , C07D249/04 , C07K1/1077
摘要： The invention aims in establishing a method for modifying biomolecules using a reaction that efficiently modifies biomolecules and is widely applicable. The invention thus provides a cyclic compound containing two triazole rings formed by adding and ligating an azide compound possessing an azido group to each of the two carbon-carbon triple bond sites of an eight-membered cyclic skeleton of a cyclic diyne compound by a double click reaction; a method for producing a cyclic compound using a double click reaction; and a method for modifying biomolecules.
摘要翻译：本发明旨在建立一种使用有效修饰生物分子的反应来修饰生物分子的方法，并且是广泛适用的。因此，本发明提供一种环状化合物，其包含通过双键加成并连接具有叠氮基的叠氮化合物与环状二炔化合物的八元环骨架的两个碳 - 碳三键位点形成的两个三唑环反应; 使用双键反应制备环状化合物的方法; 和一种修饰生物分子的方法。

47. 发明授权

US08323561B2 Fire-resistant steel material superior in HAZ toughness of welded joint and method of production of same 有权
标题翻译：焊接接头HAZ韧性优良的耐火钢材料及其制造方法
公开(公告)号：US08323561B2
公开(公告)日：2012-12-04
申请号：US12224253
申请日：2007-09-20
申请人： Yasushi Hasegawa , Suguru Yoshida , Yoshiyuki Watanabe
发明人： Yasushi Hasegawa , Suguru Yoshida , Yoshiyuki Watanabe
IPC分类号： C22C38/22 , C21D8/00 , C22C38/00
CPC分类号： C21D8/021 , C21D1/54 , C21D6/002 , C21D9/46 , C21D9/50 , C21D2211/005 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/24
摘要： The present invention provides a fire-resistant steel material superior in HAZ toughness of a welded joint which is high in high temperature yield strength at an envisioned fire temperature of 700 to 800° C. and is free of embrittlement of the welded joint even if exposed at this envisioned fire temperature and a method of production of the same, that is, a fire-resistant steel material of a composition containing, by mass %, C: 0.005% to less than 0.03%, Si: 0.01 to 0.50%, Mn: 0.05 to 0.40%, Cr: 1.50 to 5.00%, V: 0.05 to 0.50%, and N: 0.001 to 0.005% and restricted in contents of Ni, Cu, Mo, B, P, S, and O obtained by heating a steel slab to 1150 to 1300° C., then hot working or hot rolling the slab to an end temperature of 880 degrees or more, acceleratedly cooling the worked or rolled steel material under conditions of a cooling rate at a position of the slowest cooling rate of at least 2° C./sec or more, stopping this accelerated cooling at a temperature region where the surface temperature of the steel material becomes 350 to 600° C., and then allowing the material to cool.
摘要翻译：本发明提供一种在700-800℃的预期的火焰温度下，在高温屈服强度高的焊接接头的HAZ韧性优异的耐火钢材料，即使暴露于焊接接头也不会发生脆化在这种预想的耐火温度及其制造方法中，即，以质量％计含有C：0.005〜小于0.03％的Si：0.01〜0.50％的组成的耐火钢材，Mn：0.01〜：0.05〜0.40％，Cr：1.50〜5.00％，V：0.05〜0.50％，N：0.001〜0.005％，通过加热得到的Ni，Cu，Mo，B，P，S，钢板坯坯为1150〜1300℃，然后热轧或热轧板坯至880度以上的终止温度，在冷却速度最慢的位置的条件下，对加工后的钢材进行加速冷却至少2℃/ sec以上，在表面的温度区域停止加速冷却钢材的温度变为350〜600℃，然后使材料冷却。

48. 发明授权

US08303734B2 High strength thick steel material and high strength giant H-shape excellent in toughness and weldability and methods of production of same 有权
标题翻译：高强度厚钢材料和高强度巨H型，韧性和焊接性优良，生产方法相同
公开(公告)号：US08303734B2
公开(公告)日：2012-11-06
申请号：US12865961
申请日：2008-09-26
申请人： Suguru Yoshida , Hiroshi Kita , Teruhisa Okumura , Hirokazu Sugiyama , Teruyuki Wakatsuki
发明人： Suguru Yoshida , Hiroshi Kita , Teruhisa Okumura , Hirokazu Sugiyama , Teruyuki Wakatsuki
IPC分类号： C22C38/12 , C22C38/14 , C21D8/02 , C21C7/072
CPC分类号： C22C38/14 , C21C7/0006 , C21C7/06 , C21C7/10 , C21D8/0226 , C21D8/0263 , C21D9/0068 , C21D9/04 , C21D9/50 , C22C38/12 , Y10T428/12229
摘要： The present invention provides a high strength thick steel material excellent in toughness and weldability reduced in amount of C and amount of N, containing suitable amounts of Si, Mn, Nb, Ti, B, and O, having contents of C and Nb satisfying C—Nb/7.74≦0.004, having a density of Ti-containing oxides of a particle size of 0.05 to 10 μm of 30 to 300/mm2, and having a density of Ti-containing oxides of a particle size over 10 μm of 10/mm2 or less, produced by treating steel by preliminary deoxidation to adjust the dissolved oxygen to 0.005 to 0.015 mass %, then adding Ti and, furthermore, vacuum degassing the steel for 30 minutes or more, smelting it, then continuously casting it to produce a steel slab or billet, heating the steel slab or billet to 1100 to 1350° C., hot rolling the slab or billet to a thickness of 40 to 150 mm, then cooling it.
摘要翻译：本发明提供了含有C和Nb含量满足C的适量Si，Mn，Nb，Ti，B和O的C量和N量的韧性和焊接性优异的高强度厚钢材料 -Nb / 7.74＆nlE; 0.004，其粒径为0.05〜10μm的含Ti氧化物的密度为30〜300个/ mm 2，并且具有10μm以上的含Ti氧化物的密度为10 / mm 2以下，通过预氧化处理钢来调节溶解氧为0.005〜0.015质量％，然后添加Ti，进一步对钢进行真空脱气30分钟以上，进行熔炼，然后连续铸造钢坯或钢坯，将钢坯或坯料加热至1100〜1350℃，将板坯或坯料热轧至40〜150mm的厚度，然后冷却。

49. 发明授权

US08097096B2 Fire resistant steel excellent in high temperature strength, toughness, and reheating embrittlement resistance and process for production of the same 有权
标题翻译：耐高温，韧性，再加热脆性优异的耐火钢及其制造方法
公开(公告)号：US08097096B2
公开(公告)日：2012-01-17
申请号：US12439776
申请日：2007-07-30
申请人： Suguru Yoshida , Kita Hiroshi , Hirokazu Sugiyama , Yoshiyuki Watanabe , Yasushi Hasegawa
发明人： Suguru Yoshida , Kita Hiroshi , Hirokazu Sugiyama , Yoshiyuki Watanabe , Yasushi Hasegawa
IPC分类号： C22C38/14 , C22C38/12 , C21D8/00 , C21D7/13
CPC分类号： C22C38/02 , C21D8/021 , C21D8/0226 , C21D8/0263 , C21D9/0068 , C21D9/44 , C21D9/46 , C21D2211/002 , C21D2211/004 , C21D2211/005 , C22C38/001 , C22C38/04 , C22C38/06 , C22C38/12 , C22C38/14
摘要： The present invention provides a fire resistant steel material excellent in high temperature strength, toughness, and reheating embrittlement resistance containing, by mass %, C: 0.001% to 0.030%, Si: 0.05% to 0.50%, Mn: 0.4% to 2.0%, Nb: 0.03% to 0.50%, Ti: 0.005% to less than 0.040%, N: 0.0001% to less than 0.0050%, and Al: 0.005% to 0.030%, limiting P: 0.03% or, less and S: 0.02% or less, satisfying C—Nb/7.74≦0.005 and 2≦Ti/N≦12, and having a balance of Fe and unavoidable impurities and, further, a process for production of a fire resistant material comprising heating a steel slab comprised of this chemical composition to 1100 to 1350° C. and hot rolling it by a cumulative reduction rate at 1000° C. or less of 30% or more.
摘要翻译：本发明提供一种耐高温，韧性，再加热脆性优异的耐火钢，以质量％计含有C：0.001〜0.030％，Si：0.05〜0.50％，Mn：0.4〜2.0％，Nb：0.03〜0.50％，Ti：0.005〜小于0.040％，N：0.0001〜小于0.0050％，Al：0.005〜0.030％，P：0.03％以下，S：0.02以下％以下，满足C-Nb / 7.74＆nlE; 0.005和2＆nlE; Ti / N＆NlE; 12，余量为Fe和不可避免的杂质，另外，制造耐火材料的方法包括加热钢坯该化学组成为1100〜1350℃，以1000℃以下的累积压缩率进行热轧，为30％以上。

50. 发明申请

US20100132855A1 FIRE-RESISTANT STEEL SUPERIOR IN WELD JOINT REHEAT EMBRITTLEMENT RESISTANCE AND TOUGHNESS AND METHOD OF PRODUCTION OF SAME 有权
标题翻译：焊接接头耐火钢筋耐腐蚀性和韧性及其生产方法
公开(公告)号：US20100132855A1
公开(公告)日：2010-06-03
申请号：US12452200
申请日：2009-03-24
申请人： Yasushi Hasegawa , Masaki Mizoguchi , Yoshiyuki Watanabe , Suguru Yoshida , Tadayoshi Okada
发明人： Yasushi Hasegawa , Masaki Mizoguchi , Yoshiyuki Watanabe , Suguru Yoshida , Tadayoshi Okada
IPC分类号： C21D6/02 , C22C38/00 , C21D8/02 , C22C38/22 , C22C38/44
CPC分类号： C22C38/24 , C21D8/02 , C21D8/0205 , C21D9/46 , C21D9/50 , C21D2211/002 , C21D2211/004 , C21D2211/005 , C21D2211/008 , C22C38/001 , C22C38/06 , C22C38/26
摘要： The present invention provides high temperature strength and fire-resistant steel superior in weld joint reheat embrittlement resistance and toughness which is produced using steel of a room temperature strength of the 400 to 600N/mm2 class containing as main ingredients C: 0.010% to less than 0.05%, Si: 0.01 to 0.50%, Mn: 0.80 to 2.00%, Cr: 0.50% to less than 2.00%, V: 0.03 to 0.30%, Nb: 0.01 to 0.10%, N: 0.001 to 0.010%, and Al: 0.005 to 0.10%, limiting the contents of Ni, Cu, Mo, and B, and satisfying the relationship of 4Cr[%]-5Mo[%]-10Ni[%]-2Cu[%]-Mn[%]>0.
摘要翻译：本发明提供一种高温强度和耐焊接性优异的焊接再热脆化性和韧性，其使用室温强度为400〜600N / mm2级的钢作为主要成分C：0.010〜小于 0.05％，Si：0.01〜0.50％，Mn：0.80〜2.00％，Cr：0.50％〜小于2.00％，V：0.03〜0.30％，Nb：0.01〜0.10％，N：0.001〜0.010％：0.005〜0.10％，限制Ni，Cu，Mo和B的含量，满足4Cr [％] -5Mo [％] -10Ni [％] -2Cu [％] -Mn [％]> 0的关系。

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