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公开(公告)号：US06863596B2
公开(公告)日：2005-03-08
申请号：US09865947
申请日：2001-05-25
申请人： Peter J. Fritz , Chong Soo Lee , James W. Malaske
发明人： Peter J. Fritz , Chong Soo Lee , James W. Malaske
摘要： Abrasive article including a backing plate. Backing plate has a first major surface and a second opposite major surface. A central aperture extends through backing plate. An abrasive layer is secured to the first major surface of backing plate. A fastener is press fit to backing plate so as to define the central aperture.
摘要翻译： 包括背板的磨料制品。 背板具有第一主表面和第二相对主表面。 中心孔延伸穿过背板。 研磨层固定在背板的第一主表面上。 紧固件压配合到背板以限定中心孔。
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2.发明申请MANUFACTURING METHOD OF TITANIUM ALLOY WITH HIGH-STRENGTH AND HIGH-FORMABILITY AND ITS TITANIUM ALLOY 有权具有高强度和高合金性的钛合金的制造方法及其钛合金公开(公告)号：US20140305554A1
公开(公告)日：2014-10-16
申请号：US13879206
申请日：2012-03-19
申请人： Chan Hee Park , Chang Seok Oh , Jong Taek Yeom , Jae Keun Hong , Chong Soo Lee , Yong Taek Hyun
发明人： Chan Hee Park , Chang Seok Oh , Jong Taek Yeom , Jae Keun Hong , Chong Soo Lee , Yong Taek Hyun
摘要： A method of manufacturing a titanium alloy with high strength and high formability includes preparing a material and equipment for manufacturing a titanium alloy, manufacturing a titanium alloy having a lamellar structure (martensite structure) by cooling the prepared material with water after performing heat treatment at the beta transformation temperature or more, and rolling that makes ultrafine grains by finishing forming of the titanium alloy at a plastic instability temperature by gradually decreasing the forming temperature in accordance with an increase of a strain after starting the forming at the plastic instability temperature of more, under a condition of a low strain in which the strain is 2.5 or less, after the manufacturing of a titanium alloy having a lamellar structure.
摘要翻译： 一种制造具有高强度和高成形性的钛合金的方法包括制备钛合金的材料和设备，制备具有层状结构（马氏体组织）的钛合金，通过在水处理后进行热处理，将制备的材料用水冷却 β相变温度以上，通过在塑料不稳定温度下，在塑性不稳定温度下开始成型后的应变增加逐渐降低成型温度，在塑性不稳定温度下，通过整理钛合金成型而制成超细晶粒， 在制造具有层状结构的钛合金之后，在应变为2.5以下的低应变条件下进行。
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公开(公告)号：US09039849B2
公开(公告)日：2015-05-26
申请号：US13394195
申请日：2009-11-30
申请人： Chan Hee Park , Chong Soo Lee , Sung Hyuk Park , Young Soo Chun
发明人： Chan Hee Park , Chong Soo Lee , Sung Hyuk Park , Young Soo Chun
IPC分类号： C22C14/00
CPC分类号： C22C14/00
摘要： Provided is a method of preparing a nanocrystalline titanium alloy at low strain to have better strength. The present invention is characterized in that an initial microstructure is induced as martensites having a fine layered structure, and then a nanocrystalline titanium alloy is prepared at low strain by optimizing process variables through observation of the effects of strain, strain rate, and deformation temperature on the changes in the microstructure.
摘要翻译： 提供了一种在低应变下制备纳米晶体钛合金以具有更好的强度的方法。 本发明的特征在于，作为具有细小层状结构的马氏体而引起初始微结构，然后通过观察应变，应变速率和变形温度的影响来优化工艺变量，在低应变下制备纳米晶体钛合金 微观结构的变化。
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公开(公告)号：US20120160378A1
公开(公告)日：2012-06-28
申请号：US13394195
申请日：2009-11-30
申请人： Chan Hee Park , Chong Soo Lee , Sung Hyuk Park , Young Soo Chun
发明人： Chan Hee Park , Chong Soo Lee , Sung Hyuk Park , Young Soo Chun
IPC分类号： C22F1/18
CPC分类号： C22C14/00
摘要： Provided is a method of preparing a nanocrystalline titanium alloy at low strain to have better strength. The present invention is characterized in that an initial microstructure is induced as martensites having a fine layered structure, and then a nanocrystalline titanium alloy is prepared at low strain by optimizing process variables through observation of the effects of strain, strain rate, and deformation temperature on the changes in the microstructure.
摘要翻译： 提供了一种在低应变下制备纳米晶体钛合金以具有更好的强度的方法。 本发明的特征在于，作为具有细小层状结构的马氏体而引起初始微结构，然后通过观察应变，应变速率和变形温度的影响来优化工艺变量，在低应变下制备纳米晶体钛合金 微观结构的变化。
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公开(公告)号：US10144982B2
公开(公告)日：2018-12-04
申请号：US14399515
申请日：2012-08-17
申请人： Tae Kyung Lee , Chong Soo Lee , Seok Weon Song , Jae Hyung Kim , Kaneaki Tsuzaki , Motomichi Koyama
发明人： Tae Kyung Lee , Chong Soo Lee , Seok Weon Song , Jae Hyung Kim , Kaneaki Tsuzaki , Motomichi Koyama
摘要： Provided is a Fe—Mn—C-based twinning-induced plasticity (TWIP) steel which includes 13 wt % to 24 wt % of manganese (Mn), 0.4 wt % to 1.2 wt % of carbon (C), and iron (Fe) as well as other unavoidable impurities as a remainder, is manufactured by caliber rolling, has a microstructure including elongated grains that are elongated in a rolling direction, and has an average grain size of the elongated grains in a direction perpendicular to the rolling direction of 1 μm or less.
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6.发明授权Manufacturing method of titanium alloy with high-strength and high-formability and its titanium alloy 有权具有高强度，高成形性的钛合金及其钛合金的制造方法公开(公告)号：US09435017B2
公开(公告)日：2016-09-06
申请号：US13879206
申请日：2012-03-19
申请人： Chan Hee Park , Chang Seok Oh , Jong Taek Yeom , Jae Keun Hong , Chong Soo Lee , Yong Taek Hyun
发明人： Chan Hee Park , Chang Seok Oh , Jong Taek Yeom , Jae Keun Hong , Chong Soo Lee , Yong Taek Hyun
摘要： A method of manufacturing a titanium alloy with high strength and high formability, the method including preparing a titanium alloy material and equipment for manufacturing the titanium alloy, manufacturing the titanium alloy having a lamellar structure (martensite structure) by cooling the prepared titanium alloy material with water after performing heat treatment at the beta transformation temperature or more, and rolling that makes ultrafine grains by finishing forming of the titanium alloy at a plastic instability temperature or less of an initial lamellar structure by gradually decreasing the forming temperature in accordance with an increase of a strain after starting the forming at the plastic instability temperature or more of an initial lamellar structure, under a condition of a low strain in which the strain is 2.5 or less, after the manufacturing of a titanium alloy having a lamellar structure.
摘要翻译： 一种制造具有高强度和高成形性的钛合金的方法，其包括制备钛合金材料和钛合金制造设备的方法，通过将制备的钛合金材料冷却制备具有层状结构（马氏体组织）的钛合金， 在β相变温度以上进行热处理之后的水，以及通过根据初始层状结构的塑性不稳定温度或更低而通过逐渐降低成形温度来完成钛合金的成型而制成超细晶粒的轧制 在制造具有层状结构的钛合金之后，在应变为2.5以下的低应变的条件下，在塑性不稳定温度以上的初始层状结构的开始成形后的应变。
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7.发明申请FE-MN-C-BASED TWIP STEEL HAVING REMARKABLE MECHANICAL PERFORMANCE AT VERY LOW TEMPERATURE, AND PREPARATION METHOD THEREOF 审中-公开基于FE-MN-C的TWIP钢在非常低的温度下具有重要的机械性能及其制备方法公开(公告)号：US20150114526A1
公开(公告)日：2015-04-30
申请号：US14399515
申请日：2012-08-17
申请人： Tae Kyung Lee , Chong Soo Lee , Seok Weon Song , Jae Hyung Kim , Kaneaki Tsuzaki , Motomichi Koyama
发明人： Tae Kyung Lee , Chong Soo Lee , Seok Weon Song , Jae Hyung Kim , Kaneaki Tsuzaki , Motomichi Koyama
CPC分类号： C21D8/005 , C21D6/005 , C21D8/0231 , C21D8/0236 , C21D8/065 , C21D2201/03 , C21D2201/05 , C21D2211/001 , C21D2211/005 , C22C38/04
摘要： Provided is a Fe—Mn—C-based twinning-induced plasticity (TWIP) steel which includes 13 wt % to 24 wt % of manganese (Mn), 0.4 wt % to 1.2 wt % of carbon (C), and iron (Fe) as well as other unavoidable impurities as a remainder, is manufactured by caliber rolling, has a microstructure including elongated grains that are elongated in a rolling direction, and has an average grain size of the elongated grains in a direction perpendicular to the rolling direction of 1 μm or less.
摘要翻译： 本发明提供一种Fe-Mn-C系的孪晶诱导塑性（TWIP）钢，其含有13重量％〜24重量％的锰（Mn），0.4重量％〜1.2重量％的碳（C），铁 ）以及作为其余部分的其他不可避免的杂质通过口径轧制制造，具有包括在轧制方向上伸长的细长晶粒的微结构，并且在垂直于轧制方向的方向上具有细长晶粒的平均晶粒尺寸 1μm以下。
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