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1. 发明专利

JP2012200731A Casting apparatus, casting method and method for producing magnesium alloy billet 有权
标题翻译：铸造设备，铸造方法和生产镁合金柱的方法
公开(公告)号：JP2012200731A
公开(公告)日：2012-10-22
申请号：JP2011064845
申请日：2011-03-23
申请人： Jatco Ltd , Kumamoto Univ , Fuji Light Metal Co Ltd , Kumamoto Technology & Industry Foundation , ジヤトコ株式会社 , 不二ライトメタル株式会社 , 国立大学法人熊本大学 , 財団法人くまもとテクノ産業財団
发明人： AKIYAMA HIDEJI , KAWAMURA YOSHIHITO , IKE HIDEJI , UEDA SUKENORI
IPC分类号： B22D11/115 , B22D11/00 , B22D11/04 , B22D21/04
摘要： PROBLEM TO BE SOLVED: To reduce the amount of inclusions and gas or the like in the atmosphere to be included from a surface of a molten metal.SOLUTION: A casting apparatus includes a metal receiving inner cylinder 102 for receiving molten metal 100, a mold 106 which is arranged below the inner cylinder and into which the molten metal is introduced from the inner cylinder, an electromagnetic induction stirring mechanism 108 which is arranged outside the outer circumference of the mold and stirs the molten metal introduced in the mold, and a moving mechanism for moving the metal solidified in the mold to the outside below the mold. The inside diameter of the receiving part is smaller than the inside diameter of the mold.
摘要翻译：要解决的问题：为了减少包含在熔融金属表面的气氛中的夹杂物和气体等的量。解决方案：铸造设备包括用于接收熔融金属的金属接收内筒102，设置在内筒下方并从内筒引入熔融金属的模具106，电磁感应搅拌机构108 其布置在模具的外周外部并搅拌引入模具中的熔融金属，以及移动机构，用于将在模具中固化的金属移动到模具下面的外部。接收部的内径小于模具的内径。版权所有（C）2013，JPO＆INPIT

2. 发明专利

JP2010248610A High-strength magnesium alloy 有权
标题翻译：高强度镁合金
公开(公告)号：JP2010248610A
公开(公告)日：2010-11-04
申请号：JP2009211511
申请日：2009-09-14
申请人： Kumamoto Technology & Industry Foundation , Kumamoto Univ , 国立大学法人熊本大学 , 財団法人くまもとテクノ産業財団
发明人： KAWAMURA YOSHIHITO , KIM JONG-HYUN
IPC分类号： C22C23/06 , C22C23/04 , C22F1/00 , C22F1/06
摘要： PROBLEM TO BE SOLVED: To provide a high-strength magnesium alloy at a level for practical use by being provided with excellent mechanical properties at high temperature. SOLUTION: The high-strength magnesium alloy is used at temperature higher than normal temperature, contains Zn by (a) atom%, contains Y by b atom%, contains at least one element to be selected from a group consisting of La, Ce, Nd, Pr, Sm and Yb by c atom% in total, wherein the remainder consists of Mg and inevitable impurities, and a, b, and c satisfy formula; 0 COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：待解决的问题：通过在高温下具有优异的机械性能来提供高强度镁合金的实用水平。解决方案：高温镁合金的使用温度高于常温，含有（a）原子％的Zn，含有Y为b原子％的Y，含有至少一种选自La ，Ce，Nd，Pr，Sm和Yb总计为C原子％，其余为Mg和不可避免的杂质，a，b和c满足公式; 0

3. 发明专利

JP2010202901A Magnesium alloy 有权
标题翻译：镁合金
公开(公告)号：JP2010202901A
公开(公告)日：2010-09-16
申请号：JP2009047482
申请日：2009-03-02
申请人： Kumamoto Technology & Industry Foundation , Kumamoto Univ , 国立大学法人熊本大学 , 財団法人くまもとテクノ産業財団
发明人： KAWAMURA YOSHIHITO , KIM JONG-HYUN
IPC分类号： C22C23/00 , B21C23/00 , C22C23/04 , C22C23/06
CPC分类号： B21C23/002 , C22C23/04 , C22C23/06 , C22F1/00 , C22F1/06 , F02F3/0084 , F05C2201/028
摘要： PROBLEM TO BE SOLVED: To provide a magnesium alloy having high yield strength and also high tensile strength.
SOLUTION: The magnesium alloy is composed of Mg-Zn-Y-RE (rare earth elements) based alloy containing Zn and Y as essential components, at least one or more elemens among La, Ce, Nd, Pr, Sm and Yb as the rare earth elements, and the balnce Mg with inevitable impurities. The alloy structure of the Mg-Zn-Y-RE based alloy has LPSO (Long Period Stacking Oxide), αMg phase and at least one or more compound among Mg-RE compound or Mg-Zn-RE compound. Further, the LPSO and the compound constitute a stack-layer structure, the thickness of the LPSO is 0.5-5 μm, and the thickness of the compound is 0.01-2 μm.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供具有高屈服强度和高拉伸强度的镁合金。解决方案：镁合金由含有Zn和Y作为必须成分的Mg-Zn-Y-RE（稀土元素）基合金，La，Ce，Nd，Pr，Sm中的至少一种以上，以及 Yb作为稀土元素，并且具有不可避免的杂质的平衡Mg。 Mg-Zn-Y-RE系合金的合金结构在Mg-RE化合物或Mg-Zn-RE化合物中具有LPSO（长周期堆叠氧化物），αMg相和至少一种以上的化合物。此外，LPSO和化合物构成堆叠层结构，LPSO的厚度为0.5-5μm，化合物的厚度为0.01-2μm。版权所有（C）2010，JPO＆INPIT

4. 发明专利

JP2011214103A Method of manufacturing magnesium alloy material and magnesium alloy material 有权
标题翻译：制造镁合金材料和镁合金材料的方法
公开(公告)号：JP2011214103A
公开(公告)日：2011-10-27
申请号：JP2010084525
申请日：2010-03-31
申请人： Kumamoto Technology & Industry Foundation , Kumamoto Univ , 国立大学法人熊本大学 , 財団法人くまもとテクノ産業財団
发明人： KAWAMURA YOSHIHITO , NODA MASAFUMI
IPC分类号： C22F1/06 , C22C23/06 , C22F1/00
摘要： PROBLEM TO BE SOLVED: To provide a method of manufacturing a magnesium alloy material having a superior tensile strength and a preferable ductility.SOLUTION: A Mg-Zn-Y type alloy which mainly contains Zn and Y, and has the balance comprising Mg and inevitable impurities is cast to form a cast material including αMg and an LPSO phase. Then, the cast material is subjected to extrusion processing. Subsequently, the cast material subjected to the extrusion processing is thermally treated to transform the LPSO phase into plate-shape and, thereafter, is subjected to extrusion processing.
摘要翻译：要解决的问题：提供具有优异的拉伸强度和优选的延展性的镁合金材料的制造方法。解决方案：主要包含Zn和Y的Mg-Zn-Y型合金，其余量包含Mg和不可避免的将杂质铸造形成包含αMg和LPSO相的铸造材料。然后，将铸造材料进行挤压加工。接着，对经过挤压加工的铸造材料进行热处理，将LPSO相转变成板状，然后进行挤压加工。

5. 发明专利

JP2010095741A Method for manufacturing magnesium alloy 审中-公开
标题翻译：制造镁合金的方法
公开(公告)号：JP2010095741A
公开(公告)日：2010-04-30
申请号：JP2008265830
申请日：2008-10-15
申请人： Kumamoto Technology & Industry Foundation , Kumamoto Univ , 国立大学法人熊本大学 , 財団法人くまもとテクノ産業財団
发明人： KAWAMURA YOSHIHITO , NODA MASAFUMI
IPC分类号： C22F1/06 , C22C23/04 , C22C23/06 , C22F1/00
摘要： PROBLEM TO BE SOLVED: To provide a method which can manufacture a magnesium alloy having high tensile strength and adequate ductility, and can sufficiently cope with an actual production.
SOLUTION: The manufacturing method includes: casting an Mg-Zn-Y alloy containing Zn and Y as an indispensable component and the balance Mg with unavoidable impurities to form a cast material containing LPSO and an αMg phase; subjecting the cast material to plastic working such as extrusion working; and then subjecting the worked material to heat treatment in a temperature range of 350-500°C and within a time range of 0.5-10 hours.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种可以制造具有高拉伸强度和适当延展性的镁合金的方法，并且可以充分地应付实际生产。解决方案：制备方法包括：将含有Zn和Y的Mg-Zn-Y合金作为不可缺少的组分，余量为Mg，不可避免的杂质形成含有LPSO和αMg相的铸造材料; 对铸造材料进行塑性加工，如挤压加工; 然后在350-500℃的温度范围和0.5-10小时的时间范围内对被加工材料进行热处理。版权所有（C）2010，JPO＆INPIT

6. 发明专利

JP2012214853A Magnesium alloy and method for producing the same 审中-公开
标题翻译：镁合金及其制造方法
公开(公告)号：JP2012214853A
公开(公告)日：2012-11-08
申请号：JP2011081571
申请日：2011-04-01
申请人： Kumamoto Univ , Kumamoto Technology & Industry Foundation , 国立大学法人熊本大学 , 財団法人くまもとテクノ産業財団
发明人： KAWAMURA YOSHIHITO , NODA MASAFUMI
IPC分类号： C22F1/06 , B21J5/00 , B22D21/04 , C22C23/04 , C22C23/06 , C22F1/00
摘要： PROBLEM TO BE SOLVED: To improve ductility while having heat resistance and high strength.SOLUTION: The method for producing a magnesium alloy includes the steps of: forming a cast containing a atom% of Zn and b atom% in total of at least one element selected from the group consisting of Gd, Tb, Tm and Lu, with the balance comprising Mg, wherein a and b satisfy the following formulae (1) to (3); leaving deposits on the cast by performing solution treatment of the cast; forming a product of plastic forming by performing plastic forming of the cast with remaining deposits; and performing heat treatment of the product of plastic forming, wherein a long period stacking ordered structure phase is not precipitated on the cast in the step of performing solution treatment, an agglomerated long period stacking ordered structure phase is precipitated on the product of plastic forming in the step of performing plastic forming, and the agglomerated long period stacking ordered structure phase becomes a plate-like long period stacking ordered structure phase in the step of performing heat treatment. (1) 0.2≤a≤5.0, (2) 0.5≤b≤5.0, and (3) 0.5a-0.5≤b.
摘要翻译：要解决的问题：提高延展性，同时具有耐热性和高强度。解决方案：制造镁合金的方法包括以下步骤：形成含有原子％的Zn和b原子％的铸件，其总数为选自由Gd，Tb，Tm和Lu组成的组中的至少一种元素，余量包含Mg，其中a和b满足下式（1）至（3）; 通过对铸件进行溶解处理，将沉积物留在铸件上; 通过执行具有剩余沉积物的铸件的塑性成形来形成塑性成形产品; 对进行固溶处理的步骤中的长期堆积有序结构相在铸型上没有析出的塑性成形体进行热处理，凝集的长周期堆积有序结构相析出在塑性成形品在进行热处理的步骤中，进行塑性成形的步骤和聚集的长周期层叠有序结构相变成板状长周期层叠结构相。（1）0.2≤a≤5.0，（2）0.5≤b≤5.0，（3）0.5a-0.5≤b。版权所有（C）2013，JPO＆INPIT

7. 发明专利

JP2012214852A Method for producing magnesium alloy 审中-公开
标题翻译：生产镁合金的方法
公开(公告)号：JP2012214852A
公开(公告)日：2012-11-08
申请号：JP2011081570
申请日：2011-04-01
申请人： Kumamoto Univ , Kumamoto Technology & Industry Foundation , 国立大学法人熊本大学 , 財団法人くまもとテクノ産業財団
发明人： KAWAMURA YOSHIHITO , NODA MASAFUMI
IPC分类号： C22F1/06 , B21B3/00 , B21J5/00 , C22C23/00 , C22C23/04 , C22C23/06 , C22F1/00
摘要： PROBLEM TO BE SOLVED: To maintain high strengthening without performing precipitation heat treatment of an LPSO phase for a long time.SOLUTION: The method for producing a magnesium alloy includes the steps of: forming a cast containing a atom% of Zn and b atom% in total of at least one element selected from the group consisting of Gd, Tb, Tm and Lu, with the balance comprising Mg, wherein a and b satisfy the following formulae (1) to (3); leaving deposits on the cast by performing solution treatment of the cast; and forming a product of plastic forming by performing plastic forming of the cast with remaining deposits, wherein a long period stacking ordered structure phase is not precipitated on the cast in the step of performing solution treatment while the long period stacking ordered structure phase is precipitated on the product of plastic forming in the step of performing plastic forming. (1) 0.2≤a≤5.0, (2) 0.5≤b≤5.0, and (3) 0.5a-0.5≤b.
摘要翻译：要解决的问题：为了保持高强度而不进行长时间的LPSO相的沉淀热处理。解决方案：镁合金的制造方法包括以下步骤：形成含有原子％的Zn和b原子％的铸件，其总数为选自Gd，Tb，Tm和Lu中的至少一种元素，余量包含Mg，其中a和b满足下式（1）至（3）; 通过对铸件进行溶解处理，将沉积物留在铸件上; 并通过进行具有剩余沉积物的铸件的塑性成形而形成塑性成形品，其中在长时间堆积有序结构相析出的阶段中，在进行固溶处理的步骤中，在铸型上长时间堆积有序结构相不析出，在进行塑性成型的步骤中的塑性成型产品。（1）0.2≤a≤5.0，（2）0.5≤b≤5.0，（3）0.5a-0.5≤b。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2010229427A Magnesium alloy 有权
标题翻译：镁合金
公开(公告)号：JP2010229427A
公开(公告)日：2010-10-14
申请号：JP2008327294
申请日：2008-12-24
申请人： Kumamoto Technology & Industry Foundation , Kumamoto Univ , 国立大学法人熊本大学 , 財団法人くまもとテクノ産業財団
发明人： KAWAMURA YOSHIHITO , KIM JONG-HYUN
IPC分类号： C22C23/06 , C22C23/04
摘要： PROBLEM TO BE SOLVED: To provide a magnesium alloy having high yield strength and high tensile strength.
SOLUTION: The magnesium alloy comprises an Mg-Zn-Y-RE based alloy containing Zn, Y as essential constituents and at least one of La, Ce, Nd, Pr, Sm and Yb as RE and the balance Mg with inevitable impurities. In the alloy structure of the Mg-Zn-Y-RE, a long period stacking order (LPSO), an αMg phase and a compound are contained. The volume fraction of LPSO is in a range of ≥8%, the volume fraction of the compound is in a range of 2.7-12% and the component of Zn is in a rage of ≤2 at%.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：待解决的问题：提供具有高屈服强度和高拉伸强度的镁合金。解决方案：镁合金包含含有Zn，Y作为必要组分的Mg-Zn-Y-RE基合金，以及作为RE的La，Ce，Nd，Pr，Sm和Yb中的至少一种，余量为Mg 杂质。在Mg-Zn-Y-RE的合金结构中，包含长周期堆积顺序（LPSO），αMg相和化合物。 LPSO的体积分数在≥8％的范围内，化合物的体积分数在2.7-12％的范围内，Zn的成分在≤2at％的范围内。版权所有（C）2011，JPO＆INPIT

9. 发明专利

JP2010095787A Magnesium alloy and method for producing the same 审中-公开
标题翻译：镁合金及其制造方法
公开(公告)号：JP2010095787A
公开(公告)日：2010-04-30
申请号：JP2008270139
申请日：2008-10-20
申请人： Kumamoto Technology & Industry Foundation , Kumamoto Univ , 国立大学法人熊本大学 , 財団法人くまもとテクノ産業財団
发明人： KAWAMURA YOSHIHITO , NODA MASAFUMI
IPC分类号： C22C23/06 , C22C23/04 , C22F1/00 , C22F1/06
摘要： PROBLEM TO BE SOLVED: To provide a magnesium alloy which has excellent tensile strength and satisfactory ductility.
SOLUTION: Regarding the Mg-Zn-Y based alloy composed of Zn and Y as essential components, and the balance Mg with inevitable impurities, in the alloy structure of the Mg-Zn-Y based alloy, an αMg phase and an LPSO (Long Period Stacking Order) are included, while the LPSO and αMg phase are present in a lamellar shape, and further, a part of the structure present in a lamellar shape is curved or bent. Further, the discontinuous boundary or boundary of the αMg phase and LPSO is formed at the curved or bent part.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供具有优异的拉伸强度和令人满意的延展性的镁合金。解决方案：关于由Zn和Y作为必需组分的Mg-Zn-Y基合金，余量为Mg和不可避免的杂质，在Mg-Zn-Y基合金的合金结构中，αMg相和 LPSO（Long Period Stacking Order），而LPSO和αMg相以层状形式存在，另外，层状结构的一部分呈弯曲状或弯曲状。此外，在弯曲或弯曲部分处形成αMg相和LPSO的不连续边界或边界。版权所有（C）2010，JPO＆INPIT

10. 发明专利

JP2010137255A Casting device and casting method, and method for manufacturing magnesium alloy billet 有权
标题翻译：铸造装置和铸造方法以及制造镁合金板的方法
公开(公告)号：JP2010137255A
公开(公告)日：2010-06-24
申请号：JP2008315989
申请日：2008-12-11
申请人： Fuji Light Metal Co Ltd , Kumamoto Univ , Kyushu Mitsui Alum Kogyo Kk , Nissan Motor Co Ltd , 不二ライトメタル株式会社 , 九州三井アルミニウム工業株式会社 , 国立大学法人熊本大学 , 日産自動車株式会社
发明人： KAWAMURA YOSHIHITO , SAKURAI HIROSHI , INOUE MASASHI , AKIGUCHI HIDENORI , MIYACHI HIDEYOSHI
IPC分类号： B22D11/106 , B22D11/00 , B22D11/103 , B22D11/117 , B22D21/04 , B22D23/00
摘要： PROBLEM TO BE SOLVED: To provide a casting device and a casting method, which can restrain a metal easy to oxidize or a metal containing an element easy to oxidize from oxidizing during the casting process, and a method for manufacturing a magnesium alloy billet.
SOLUTION: The casting device includes an introducing path 3, a casting mold 7, a cooling mechanism, a transfer mechanism 9, an evacuating mechanism and an inert gas introducing mechanism. The introducing path 3 introduces molten metal into the casting mold 7. The cooling mechanism cools the casting mold 7. The transfer mechanism 9 transfers the metal cooled in the casting mold 7 to the outside of the casting mold 7. The evacuating mechanism evacuates the casting mold 7 and the introducing path 3. The inert gas introducing mechanism introduces inert gas into the casting mold 7 and the introducing path 3.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种铸造装置和铸造方法，其可以抑制容易氧化的金属或含有易于在铸造过程中氧化的元素的金属的金属和制造镁合金的方法钢坯。解决方案：铸造装置包括导入路径3，铸模7，冷却机构，转印机构9，排气机构和惰性气体导入机构。引入路径3将熔融金属引入铸模7中。冷却机构冷却铸模7.转印机构9将在铸模7中冷却的金属转移到铸模7的外部。抽真空机构将铸造模具7和引入路径3.惰性气体引入机构将惰性气体引入铸模7和引入路径3中。（C）2010，JPO＆INPIT

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