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1. 发明申请

US20130130058A1 AUSTENITIC STAINLESS STEEL 审中-公开
标题翻译：奥氏体不锈钢
公开(公告)号：US20130130058A1
公开(公告)日：2013-05-23
申请号：US13429966
申请日：2012-03-26
申请人： Atsuro ISEDA , Yoshitaka Nishiyama , Masahiro Seto , Satomi Yamamoto , Hiroyuki Hirata , Yasutaka Noguchi , Mitsuru Yoshizawa , Hiroshi Matsuo
发明人： Atsuro ISEDA , Yoshitaka Nishiyama , Masahiro Seto , Satomi Yamamoto , Hiroyuki Hirata , Yasutaka Noguchi , Mitsuru Yoshizawa , Hiroshi Matsuo
IPC分类号： B32B15/01
CPC分类号： C22C38/42 , C21D6/004 , C21D7/06 , C21D9/08 , C22C38/001 , C22C38/002 , C22C38/005 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/44 , C22C38/46 , C22C38/48 , C22C38/50 , C22C38/52 , C22C38/54 , C22C38/58 , Y10T428/12653
摘要： To provide an austenitic stainless steel which has an excellent high-temperature corrosion thermal fatigue cracking resistance.An austenitic stainless steel containing, by mass %, Cr: 15.0 to 23.0%, and Ni: 6.0 to 20.0%, wherein a near-surface portion is covered with a worked layer with high energy density having an average thickness of 5 to 30 μm.
摘要翻译：提供具有优异的高温腐蚀热疲劳抗开裂性的奥氏体不锈钢。一种奥氏体不锈钢，以质量％计含有Cr：15.0〜23.0％，Ni：6.0〜20.0％，其中表面部分被平均厚度为5〜30μm的能量密度高的加工层覆盖。

2. 发明授权

US08852362B2 Austenitic stainless steel pipe excellent in steam oxidation resistance and manufacturing method therefor 有权
标题翻译：奥氏体不锈钢管耐蒸汽抗氧化性优良及其制造方法
公开(公告)号：US08852362B2
公开(公告)日：2014-10-07
申请号：US13486503
申请日：2012-06-01
申请人： Yoshitaka Nishiyama , Mitsuru Yoshizawa , Masahiro Seto , Katsuki Tanaka
发明人： Yoshitaka Nishiyama , Mitsuru Yoshizawa , Masahiro Seto , Katsuki Tanaka
IPC分类号： C22C38/18 , C21D11/00 , C22C38/40 , C21D7/06 , B21C37/30 , F28F21/08 , C22C38/04 , C21D9/00 , C22C38/00 , C22C38/42 , B21K21/00 , B21C37/06 , F16L9/02 , C22C38/02 , C21D6/00 , F22B37/10 , C22C38/48 , C21D8/10 , C21D9/08 , C22C38/44
CPC分类号： C21D6/004 , B21C37/06 , B21K21/00 , C21D7/06 , C21D8/105 , C21D9/0068 , C21D9/08 , C21D2211/001 , C22C38/001 , C22C38/02 , C22C38/04 , C22C38/42 , C22C38/44 , C22C38/48 , F16L9/02 , F22B37/10 , F28F21/083 , Y10S148/909 , Y10T29/479
摘要： There is provided an austenitic stainless steel pipe excellent in steam oxidation resistance. The austenitic stainless steel pipe excellent in steam oxidation resistance contains, by mass percent, 14 to 28% of Cr and 6 to 30% of Ni, and is configured so that a region satisfying the following Formula exists in a metal structure at a depth of 5 to 20 μm from the inner surface of the steel pipe: (α/β)×δ/ε×100≧0.3 where the meanings of symbols in the above Formula are as follows: α: sum total of the number of pixels of digital image in region in which orientation difference of adjacent crystals detected by electron backscattering pattern is 5 to 50 degrees β: the number of total pixels of digital image in region of measurement using electron backscattering pattern ε: analysis pitch width of electron backscattering pattern (μm) δ: grain boundary width (μm).
摘要翻译：提供了耐蒸汽抗氧化性优异的奥氏体不锈钢管。耐蒸汽抗氧化性优异的奥氏体系不锈钢管，以质量％计含有Cr的14〜28％，Ni含量为6〜30％，并且，在金属结构体的深度从钢管的内表面5〜20μm：（α/＆bgr）×δ/＆egr;×100≥0.3上式中的符号的含义如下：α：像素数的总和通过电子后向散射图案检测的相邻晶体的取向差为5〜50度的区域中的数字图像的数字图像：使用电子后向散射图案的测量区域中的数字图像的总像素数：电子后向散射的分析间距宽度图案（μm）δ：晶界宽度（μm）。

3. 发明授权

US08865060B2 Austenitic stainless steel 有权
标题翻译：奥氏体不锈钢
公开(公告)号：US08865060B2
公开(公告)日：2014-10-21
申请号：US13368665
申请日：2012-02-08
申请人： Takahiro Osuki , Kazuhiro Ogawa , Hiroyuki Hirata , Yoshitaka Nishiyama
发明人： Takahiro Osuki , Kazuhiro Ogawa , Hiroyuki Hirata , Yoshitaka Nishiyama
IPC分类号： C22C38/42 , C22C38/00 , C22C38/06 , C22C38/02 , C22C38/40 , C22C38/46 , C22C38/48 , C22C38/50 , C22C38/04
CPC分类号： C22C38/001 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/40 , C22C38/42 , C22C38/46 , C22C38/48 , C22C38/50
摘要： An austenitic stainless steel, which consists of by mass percent, C: not more than 0.02%, Si: not more than 1.5%, Mn: not more than 2%, Cr: 17 to 25%, Ni: 9 to 13%, Cu: more than 0.26% not more than 4%, N: 0.06 to 0.35%, sol. Al: 0.008 to 0.03%. One or more elements selected from Nb, Ti, V, TA, Hf, and Zr in controlled amounts can be included with the balance being Fe and impurities. P, S, Sn, As, Zn, Pb and Sb among the impurities are controlled as P: 0.006 to 0.04%, S: 0.0004 to 0.03%, Sn: 0.001 to 0.1%, As: not more than 0.01%, Zn: not more than 0.01%, Pb: not more than 0.01% and Sb: not more than 0.01%. The amounts of S, P, Sn, As, Zn, Pb and Sb and the amounts of Nb, Ta, Zr, Hf, and Ti are further controlled using formulas.
摘要翻译：奥氏体不锈钢以质量％计，C：不大于0.02％，Si：不大于1.5％，Mn：不大于2％，Cr：17〜25％，Ni：9〜13％ Cu：大于0.26％不大于4％，N：0.06至0.35％，sol。 Al：0.008〜0.03％。可以包含选自Nb，Ti，V，TA，Hf和Zr中的一种或多种元素，其余为Fe和杂质。将杂质中的P，S，Sn，As，Zn，Pb，Sb控制为P：0.006〜0.04％，S：0.0004〜0.03％，Sn：0.001〜0.1％，As：0.01％以下，Zn：不大于0.01％，Pb：不大于0.01％，Sb：不大于0.01％。使用公式进一步控制S，P，Sn，As，Zn，Pb和Sb的量以及Nb，Ta，Zr，Hf和Ti的量。

4. 发明授权

US08133431B2 Austenitic stainless steel 有权
标题翻译：奥氏体不锈钢
公开(公告)号：US08133431B2
公开(公告)日：2012-03-13
申请号：US12549639
申请日：2009-08-28
申请人： Takahiro Osuki , Kazuhiro Ogawa , Hiroyuki Hirata , Yoshitaka Nishiyama
发明人： Takahiro Osuki , Kazuhiro Ogawa , Hiroyuki Hirata , Yoshitaka Nishiyama
IPC分类号： C22C38/40
CPC分类号： C22C38/001 , C22C38/40 , C22C38/46 , C22C38/48 , C22C38/50
摘要： An austenitic stainless steel, which comprises by mass %, C
摘要翻译：一种奥氏体不锈钢，以质量％计含有C <0.04％，Si＆NlE; 1.5％Mn，NlE，2％，Cr：15〜25％，Ni：6〜30％，N：0.02〜0.35％ Al％，0.03％，还含有一种或多种选自Nb和Nb的元素，0.5％，Ti和nlE; 0.4％，V＆lt; lE; 0.4％，Ta＆amp; NEE; 0.2％，Hf和NlE; 0.2％和Zr＆，和杂质P＆lt; l1; 0.04％，S＆NlE; 0.03％，Sn＆nlE; 0.1％，As＆NlE; 0.01％，Zn和nlE; 0.01％，Pb和nlE; 0.01％和Sb和nIE; 0.01％，满足条件F1 = S + {（P + Sn + Zr + Hf + 2Ti +（V / 10）＆lt; 1.7-9×F1 在高温下长时间使用时，HAZ不仅在焊接时具有优异的耐熔融开裂性，而且在HAZ中也具有优异的耐龟裂性，而且具有优异的多硫酸SCC耐性和高温强度。

5. 发明授权

US09150947B2 Austenitic stainless steel 有权
标题翻译：奥氏体不锈钢
公开(公告)号：US09150947B2
公开(公告)日：2015-10-06
申请号：US11907268
申请日：2007-10-10
申请人： Yoshitaka Nishiyama , Nobuo Otsuka
发明人： Yoshitaka Nishiyama , Nobuo Otsuka
IPC分类号： C22C38/42 , C22C38/00
CPC分类号： C22C38/42 , C22C38/001 , C22C38/005 , F28F21/083
摘要： An austenitic stainless steel having excellent resistance to scale peeling which can suppress peeling of a protective oxide scale which is formed on the steel surface even when the steel undergoes repeated cycles of high temperature heating and cooling and which is suitable for use in a high temperature, humidified gas environment at a high temperature and particularly at 1023 K or above has a steel composition consisting essentially of C: 0.01-0.15%, Si: 0.01-3%, Mn: 0.01-2%, Cu: 0.1-2.5%, Cr: 23-30%, Ni: 16-25%, Al: 0.005-0.20%, N: 0.001-0.40%, P: at most 0.04%, S: at most 0.01%, at least one of Y and Ln series elements: a total of 0.005-0.1%, and a balance of Fe and unavoidable impurities, with the number of inclusions containing Y and Ln series elements in the steel surface being at most 5×10−3/μm2.
摘要翻译：具有优异的抗剥落性的奥氏体不锈钢，即使在钢经历高温加热和冷却的重复循环并且适用于高温时也能够抑制在钢表面上形成的保护氧化皮的剥离，在高温特别是1023K以上的加湿气体环境中，钢组成基本上由C：0.01〜0.15％，Si：0.01-3％，Mn：0.01〜2％，Cu：0.1〜2.5％，Cr ：23-30％，Ni：16-25％，Al：0.005-0.20％，N：0.001-0.40％，P：0.04％以下，S：0.01％以下，Y和Ln系列元素中的至少一种：总计0.005-0.1％，余量为Fe和不可避免的杂质，钢表面含有Y和Ln系列元素的夹杂物数量最多为5×10-3 /μm2。

6. 发明授权

US08874303B2 Fuel-saving driving evaluation system 有权
标题翻译：节油驾驶评估体系
公开(公告)号：US08874303B2
公开(公告)日：2014-10-28
申请号：US13141515
申请日：2009-12-14
申请人： Takahiro Ishida , Yoshitaka Nishiyama
发明人： Takahiro Ishida , Yoshitaka Nishiyama
IPC分类号： G01M15/00 , G01F9/00 , B60T8/32 , G06F19/00 , B60W50/14 , B60R16/023
CPC分类号： B60R16/0236 , B60K2350/1092 , B60W50/14 , F02D2200/0614 , F02D2200/501 , F02D2200/606 , Y02T10/84
摘要： Disclosed is a fuel-saving driving evaluation system which provides a driver with advice suitable for the driver based on fuel-saving driving evaluation standards which correspond to the fuel-saving driving proficiency level of the driver, so that the driver is relaxed and the fuel-saving driving skill of the driver is gradually improved. The fuel-saving driving evaluation system is comprised of an engine speed measuring device, a vehicle speed measuring device, a fuel flow measuring device, and a control device. The control device has a function to store several kinds of standard values and target values of parameters (driving operation parameters) for evaluating the fuel-saving driving level in the vehicle to be evaluated, and a function to determine the standard values and the target values of the parameters based on control signals sent from outside of the control device.
摘要翻译：公开了一种节油驾驶评价系统，其为驾驶员提供与驾驶员的省燃料驾驶评价标准相对应的驾驶员的驾驶者的建议，该驾驶评价标准对应于驾驶员的省燃费驾驶能力水平，使驾驶员松弛，燃料司机的驾驶技能逐渐提高。燃料消耗驾驶评价系统由发动机速度测量装置，车速测量装置，燃料流量测量装置和控制装置构成。控制装置具有存储用于评价要评价的车辆中的燃料消耗驾驶水平的参数的各种标准值和目标值（驾驶操作参数）的功能，以及确定标准值和目标值的功能基于从控制装置外部发送的控制信号的参数。

7. 发明授权

US08808470B2 High-carbon chromium bearing steel and production method of the same 有权
标题翻译：高碳铬轴承钢及其制作方法相同
公开(公告)号：US08808470B2
公开(公告)日：2014-08-19
申请号：US13993129
申请日：2011-12-13
申请人： Syunichi Ootsuka , Yoshitaka Nishiyama , Tadashi Kawakami
发明人： Syunichi Ootsuka , Yoshitaka Nishiyama , Tadashi Kawakami
IPC分类号： C21D9/40 , C22C38/22 , C22C38/24
CPC分类号： C21D9/40 , C21D1/74 , C21D6/002 , C22C38/02 , C22C38/04 , C22C38/22 , C22C38/24 , C23C8/22 , C23C8/80 , F16C33/06 , F16C33/12 , F16C33/14 , F16C33/62 , F16C33/64 , F16C2223/12
摘要： Provided is a production method including: heating a workpiece at a temperature higher than an Ac1 transformation point in a carburizing atmosphere; slowly cooling the workpiece at not more than 70° C./Hr down to a temperature T satisfying Formula (1) while maintaining the carburizing atmosphere: Ar1−20≧T(° C.)≧300° C. . . . (1); and cooling the workpiece in an oxidizing atmosphere. According to this method, it is possible to efficiently produce a high-carbon chromium bearing steel whose depth of the recarburized layer or the overcarburized layer is within a range from 0 to 0.2 mm, having less machining allowance, and excellent in machinability, using a steel tube after hot tube-making.
摘要翻译：本发明提供一种制造方法，其特征在于，在渗碳气氛中，在高于Ac1相变点的温度下加热工件; 在保持渗碳气氛的同时，将工件缓慢冷却至不低于70℃/小时至满足式（1）的温度T：Ar1-20≥T（℃）≥300℃。。。（1）; 并在氧化气氛中冷却工件。根据该方法，可以有效地制造高碳铬轴承钢，其中，所述再碳化层或过度渗碳层的深度在0〜0.2mm的范围内，加工余量少，机械加工性优异，钢管热管后。

8. 发明申请

US20140150734A1 AUSTENITIC STAINLESS STEEL TUBE 有权
标题翻译：奥氏不锈钢管
公开(公告)号：US20140150734A1
公开(公告)日：2014-06-05
申请号：US14129335
申请日：2012-05-28
申请人： Yoshitaka Nishiyama , Mitsuharu Yonemura
发明人： Yoshitaka Nishiyama , Mitsuharu Yonemura
IPC分类号： F22B37/10 , C22C38/40 , F16L9/02
CPC分类号： F22B37/10 , C21D6/004 , C21D7/06 , C21D9/14 , C22C38/001 , C22C38/002 , C22C38/005 , C22C38/02 , C22C38/04 , C22C38/06 , C22C38/40 , C22C38/42 , C22C38/44 , C22C38/46 , C22C38/48 , C22C38/50 , C22C38/54 , C22C38/58 , F16L9/02
摘要： There is provided an austenitic stainless steel tube containing, by mass percent, 14 to 28% of Cr and 6 to 30% of Ni, wherein the steel tube has a metal micro-structure, in which an average dislocation density, which is determined by XRD measurement using a Co tube, is 3.0×1014/m2 or higher, on the inner surface side of the steel tube. The crystal grain size of the steel tube is preferably 50 μm or smaller. The steel tube of the present invention is suitable as a steel tube used in power-generating plants.
摘要翻译：提供了一种奥氏体不锈钢管，其质量百分比含有14〜28％的Cr和6〜30％的Ni，其中钢管具有金属微结构，其中平均位错密度由下式确定：在钢管的内表面侧使用Co管的XRD测定为3.0×10 14 / m 2以上。钢管的晶粒尺寸优选为50μm以下。本发明的钢管适用于发电厂用钢管。

9. 发明申请

US20120282480A1 HIGH-TEMPERATURE MATERIAL TRANSFERRING MEMBER 审中-公开
标题翻译：高温材料输送构件
公开(公告)号：US20120282480A1
公开(公告)日：2012-11-08
申请号：US13473968
申请日：2012-05-17
申请人： Yoshitaka Nishiyama , Tadashi Kawakami , Toshihide Ono , Mikio Yoneyama , Yoshihiro Tatsumi
发明人： Yoshitaka Nishiyama , Tadashi Kawakami , Toshihide Ono , Mikio Yoneyama , Yoshihiro Tatsumi
IPC分类号： B22F7/04
CPC分类号： C23C4/06 , B23K9/04 , B23K10/027 , B23K2101/20 , B23K2101/38 , C21D1/06 , C21D6/002 , C21D6/007 , C21D6/02 , C21D9/0012 , C21D9/08 , C21D9/14 , C21D9/28 , C21D9/38 , C21D2251/02 , C21D2251/04 , C22C19/07 , Y10T428/12063
摘要： A high-temperature material transferring member including a coating film formed on a surface of base metal, wherein the coating film is a composite coating film using a mixed powder made up of: a Co-based alloy powder containing, in mass %, 0.03 to 0.6% of C, 0.2 to 3% of Si, 22 to 35% of Cr, and more than 50% of Co; and a Cr carbide powder, the composite coating film is formed by the plasma powder overlaying process. The high-temperature material transferring member has excellent build-up resistance particularly in a gas atmosphere of 1100° C. or more. The high-temperature material transferring member has excellent in build-up resistance, oxidation resistance, and heat cracking resistance.
摘要翻译：一种高温材料转印构件，包括形成在母材表面上的涂膜，其中所述涂膜是使用由以下组成的混合粉末的复合涂膜：Co基合金粉末，其以质量％计含有0.03〜 C：0.6％，Si：0.2〜3％，Cr：22〜35％，Co：50％和Cr碳化物粉末，通过等离子体粉末覆盖工艺形成复合涂膜。特别是在1100℃以上的气体气氛下，高温材料转印部件具有优异的耐累加性。高温材料转印构件具有优异的耐积垢性，抗氧化性和耐热龟裂性。

10. 发明申请

US20070187379A1 Weld joint and weld material thereof 审中-公开
标题翻译：焊接接头及其焊接材料
公开(公告)号：US20070187379A1
公开(公告)日：2007-08-16
申请号：US11700175
申请日：2007-01-31
申请人： Takahiro Osuki , Kazuhiro Ogawa , Yoshitaka Nishiyama
发明人： Takahiro Osuki , Kazuhiro Ogawa , Yoshitaka Nishiyama
IPC分类号： B23K9/23
CPC分类号： C22C19/058 , C22C19/053 , C22C19/055
摘要： The invention is directed to a weld joint comprising both a base material and a weld metal both having a chemical composition including C: 0.01-0.45%, Si: more than 1%, 4% or less, Mn: 0.01-2%, P: 0.05% or less, S: 0.01% or less, Cr: 15-35%, Ni: 40-78%, Al: 0.005-2%, N: 0.001-0.2% and Cu: 0.015-5.5% in mass percent, further including Ti satisfying the following formula (1), and the balance being Fe and impurities. Both the material and the weld metal may further include one or more kinds of Co, Mo, Ta, W, V, Zr, Nb, Hf, B, Ca, Mg, and REM. {(Si-0.01)/30}+0.01Cu≦Ti≦5 (1)wherein a symbol of an element in formula (1) means a content of the element (mass percent).
摘要翻译：本发明涉及一种包括基材和焊缝金属的焊接接头，其两者都具有包括C：0.01-0.45％，Si：大于1％，4％或更少，Mn：0.01-2％，P ：0.05％以下，S：0.01％以下，Cr：15-35％，Ni：40-78％，Al：0.005-2％，N：0.001-0.2％，Cu：0.015-5.5％，进一步包括满足下式（1）的Ti，余量为Fe和杂质。材料和焊接金属可以进一步包括一种或多种Co，Mo，Ta，W，V，Zr，Nb，Hf，B，Ca，Mg和REM。 <？in-line-formula description =“In-line Formulas”end =“lead”？> {（Si-0.01）/ 30} + 0.01Cu <= Ti <= 5（1） description =“In-line Formulas”end =“tail”？>其中式（1）中元素的符号表示元素的含量（质量百分数）。

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