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1. 发明授权

US5690752A Permanent magnet containing rare earth metal, boron and iron 失效
标题翻译：含有稀土金属，硼和铁的永磁体
公开(公告)号：US5690752A
公开(公告)日：1997-11-25
申请号：US508126
申请日：1995-07-27
申请人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada
发明人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada
IPC分类号： C22C1/04 , H01F1/057
CPC分类号： C22C1/0441 , H01F1/0571 , H01F1/0577
摘要： A permanent magnet is obtained by pulverizing, molding and sintering a starting material containing an alloy ingot. The alloy ingot contains not less than 90% by volume of columnar crystals each having a columnar crystal grain size of 0.1 to 50 .mu.m along a short axis thereof and a columnar crystal grain size of larger than 100 .mu.m and not larger than 300 .mu.m along a long axis thereof, and is obtained by uniformly solidifying by a single roll method a molten alloy containing 25 to 31% by weight of a rare earth metal, 0.5 to 1.5% by weight of boron and iron under cooling conditions of a cooling rate of higher than 500.degree. C./sec. and not higher than 10,000.degree. C./sec. and a supercooling degree of 50.degree. to 500.degree. C.
摘要翻译：通过粉碎，成型和烧结含有合金锭的原料获得永磁体。合金锭含有不小于90体积％的柱状晶体，其柱状晶体沿着短轴具有0.1〜50μm的柱状晶体，柱状晶粒尺寸大于100μm且不大于300μm m，并且通过单辊法将冷却条件下的含有25〜31重量％的稀土金属，0.5〜1.5重量％的硼和铁的熔融合金均匀地固化而得到速率高于500℃/秒。不高于10,000℃/秒。过冷度为50〜500℃。

2. 发明授权

US5383978A Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet 失效
标题翻译：永磁体用合金锭，永久磁铁用各向异性粉末，其制造方法及永久磁铁
公开(公告)号：US5383978A
公开(公告)日：1995-01-24
申请号：US17043
申请日：1993-02-12
申请人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada
发明人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada
IPC分类号： B22F9/02 , C22C1/03 , C22C1/04 , H01F1/055 , H01F1/057 , H01F1/058 , H01F1/059 , H01F1/02
CPC分类号： H01F1/055 , B22F9/023 , C22C1/03 , C22C1/0441 , H01F1/057 , H01F1/0571 , H01F1/0573 , H01F1/058 , H01F1/059
摘要： An alloy ingot for permanent magnet consists essentially of rare earth metal and iron and optionally boron. The two-component alloy ingot contains 90 vol % or more of crystals having a crystal grain size along a short axis of 0.1 to 100 .mu.m and that along a long axis of 0.1 to 100 .mu.m. The three-component alloy ingot contains 90 vol % or more of crystals having a crystal grain size along a short axis of 0.1 to 50 .mu.m and that along a long axis of 0.1 to 100 .mu.m. The alloy ingot is produced by solidifying the molten alloy uniformly at a cooling rate of 10.degree. to 1000.degree. C./sec. at a sub-cooling degree of 10.degree. to 500.degree. C. A permanent magnet and anisotropic powders are produced from the alloy ingot.
摘要翻译：用于永磁体的合金锭主要由稀土金属和铁以及任选的硼组成。双组分合金锭含有90体积％以上的具有短轴的晶粒尺寸为0.1〜100微米，长轴为0.1〜100μm的晶体。三组分合金锭含有90体积％以上的具有短轴的晶粒尺寸为0.1〜50μm，长轴为0.1〜100μm的晶体。合金锭通过以10℃〜1000℃/秒的冷却速度均匀地熔融熔融合金来制造。在10〜500℃的副冷却度下，由合金锭生产永磁体和各向异性粉末。

3. 发明授权

US5680896A Method for production of rare earth metal-nickel hydrogen occlusive alloy ingot 失效
标题翻译：稀土金属镍氢合金锭生产方法
公开(公告)号：US5680896A
公开(公告)日：1997-10-28
申请号：US417934
申请日：1995-04-06
申请人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada , Nobuyuki Kitazume
发明人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada , Nobuyuki Kitazume
IPC分类号： B22D11/06 , C01B3/00 , C22C1/00 , C22C1/02 , C22C19/00 , C22C19/03 , H01M4/38 , B22D11/22
CPC分类号： C01B3/0057 , H01M4/383 , Y02E60/327 , Y10S420/90
摘要： A method for producing rare earth metal-nickel hydrogen occlusive alloy ingot that contains 90 vol % or more of crystals having a crystal grain size of 1 to 50 .mu.m as measured along a short axis of the crystal and 1 to 100 .mu.m as measured along a long axis of the crystal. The method for producing the rare earth metal-nickel hydrogen occlusive alloy ingot involves melting a rare earth metal-nickel alloy and uniformly solidifying the alloy melt to have a thickness of 0.1 to 20 mm under cooling conditions of a cooling rate of 10.degree. to 1000.degree. C./sec and a sub-cooling degree of 10.degree. to 500.degree. C.
摘要翻译：一种稀土金属 - 镍氢合金合金锭的制造方法，其特征在于，沿着所述晶体的短轴测定的结晶粒径为1〜50μm的晶体的90体积％以上且1〜100μm的测定值沿着晶体的长轴。制备稀土金属 - 镍氢合金合金锭的方法包括在10至1000的冷却速率的冷却条件下熔化稀土金属 - 镍合金并使合金熔体均匀地固化，厚度为0.1-20mm ℃/秒，次冷度为10〜500℃。

4. 发明授权

US5656100A Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet 失效
公开(公告)号：US5656100A
公开(公告)日：1997-08-12
申请号：US636905
申请日：1996-04-18
申请人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada
发明人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada
IPC分类号： B22F9/02 , C22C1/03 , C22C1/04 , H01F1/055 , H01F1/057 , H01F1/058 , H01F1/059
CPC分类号： H01F1/055 , B22F9/023 , C22C1/03 , C22C1/0441 , H01F1/057 , H01F1/0571 , H01F1/0573 , H01F1/058 , H01F1/059
摘要： An alloy ingot for permanent magnet consists essentially of rare earth metal and iron and optionally boron. The two-component alloy ingot contains 90 vol % or more of crystals having a crystal grain size along a short axis of 0.1 to 100 .mu.m and that along a long axis of 0.1 to 100 .mu.m. The three-component alloy ingot contains 90 vol % or more of crystals having a crystal grain size along a short axis of 0.1 to 50 .mu.m and that along a long axis of 0.1 to 100 .mu.m. The alloy ingot is produced by solidifying the molten alloy uniformly at a cooling rate of 10.degree. to 1000.degree. C./sec. at a sub-cooling degree of 10.degree. to 500.degree. C. A permanent magnet and anisotropic powders are produced from the alloy ingot.

5. 发明授权

US5470404A Rare earth metal-nickel hydrogen occlusive alloy ingot 失效
标题翻译：稀土金属镍氢合金合金锭
公开(公告)号：US5470404A
公开(公告)日：1995-11-28
申请号：US63895
申请日：1993-05-17
申请人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada , Nobuyuki Kitazume
发明人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada , Nobuyuki Kitazume
IPC分类号： B22D11/06 , C01B3/00 , C22C1/00 , C22C1/02 , C22C19/00 , C22C19/03 , H01M4/38
CPC分类号： C01B3/0057 , H01M4/383 , Y02E60/327 , Y10S420/90
摘要： A rare earth metal-nickel hydrogen occlusive alloy ingot contains 90 vol % or more of crystals having a crystal grain size of 1 to 50 .mu.m as measured along a short axis of the crystal and 1 to 100 .mu.m as measured along a long axis of the crystal. A method for producing the rare earth metal-nickel hydrogen occlusive alloy ingot involves melting a rare earth metal-nickel alloy and uniformly solidifying the alloy melt to have a thickness of 0.1 to 20 mm under cooling conditions of a cooling rate of 10.degree. to 1000.degree. C./sec and a sub-cooling degree of 10.degree. to 500.degree. C.
摘要翻译：稀土金属 - 镍氢合金合金锭包含90体积％以上的晶体尺寸为1〜50μm的结晶，沿着长轴测定为1〜100μm 的水晶。制备稀土金属 - 镍氢合金合金锭的方法包括在10至1000的冷却速率的冷却条件下熔化稀土金属 - 镍合金并均匀地固化合金熔体，使其厚度为0.1-20mm ℃/秒，次冷度为10〜500℃。

6. 发明授权

US5674327A Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet 失效
公开(公告)号：US5674327A
公开(公告)日：1997-10-07
申请号：US636772
申请日：1996-04-19
申请人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada
发明人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada
IPC分类号： B22F9/02 , C22C1/03 , C22C1/04 , H01F1/055 , H01F1/057 , H01F1/058 , H01F1/059
CPC分类号： H01F1/055 , B22F9/023 , C22C1/03 , C22C1/0441 , H01F1/057 , H01F1/0571 , H01F1/0573 , H01F1/058 , H01F1/059
摘要： An alloy ingot for permanent magnet consists essentially of rare earth metal and iron and optionally boron. The two-component alloy ingot contains 90 vol % or more of crystals having a crystal grain size along a short axis of 0.1 to 100 .mu.m and that along a long axis of 0.1 to 100 .mu.m. The three-component alloy ingot contains 90 vol % or more of crystals having a crystal grain size along a short axis of 0.1 to 50 .mu.m and that along a long axis of 0.1 to 100 .mu.m. The alloy ingot is produced by solidifying the molten alloy uniformly at a cooling rate of 10.degree. to 1000.degree. C./sec. at a sub-cooling degree of 10.degree. to 500.degree. C. A permanent magnet and anisotropic powders are produced from the alloy ingot.

7. 发明授权

US5630885A Alloy ingot for permanent magnet, anisotropic powders for permanent magnet, method for producing same and permanent magnet 失效
标题翻译：永磁体用合金锭，永久磁铁用各向异性粉末，其制造方法及永久磁铁
公开(公告)号：US5630885A
公开(公告)日：1997-05-20
申请号：US626157
申请日：1996-04-04
申请人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada
发明人： Kazuhiko Yamamoto , Yuichi Miyake , Chikara Okada
IPC分类号： B22F9/02 , C22C1/03 , C22C1/04 , H01F1/055 , H01F1/057 , H01F1/058 , H01F1/059 , H01F1/00
CPC分类号： H01F1/055 , B22F9/023 , C22C1/03 , C22C1/0441 , H01F1/057 , H01F1/0571 , H01F1/0573 , H01F1/058 , H01F1/059
摘要： An alloy ingot for permanent magnet consists essentially of rare earth metal and iron and optionally boron. The two-component alloy ingot contains 90 vol % or more of crystals having a crystal grain size along a short axis of 0.1 to 100 .mu.m and that along a long axis of 0.1 to 100 .mu.m. The three-component alloy ingot contains 90 vol % or more of crystals having a crystal grain size along a short axis of 0.1 to 50 .mu.m and that along a long axis of 0.1 to 100 .mu.m. The alloy ingot is produced by solidifying the molten alloy uniformly at a cooling rate of 10.degree. to 1000.degree. C./sec. at a sub-cooling degree of 10.degree. to 500.degree. C. A permanent magnet and anisotropic powders are produced from the alloy ingot.
摘要翻译：用于永磁体的合金锭主要由稀土金属和铁以及任选的硼组成。双组分合金锭含有90体积％以上的具有短轴的晶粒尺寸为0.1〜100微米，长轴为0.1〜100μm的晶体。三组分合金锭含有90体积％以上的具有短轴的晶粒尺寸为0.1〜50μm，长轴为0.1〜100μm的晶体。合金锭通过以10℃〜1000℃/秒的冷却速度均匀地熔融熔融合金来制造。在10〜500℃的副冷却度下，由合金锭生产永磁体和各向异性粉末。

8. 发明授权

US06053995A Method of producing an age precipitation-containing rare earth metal-nickel alloy 失效
标题翻译：制备含时效沉淀的稀土金属 - 镍合金的方法
公开(公告)号：US06053995A
公开(公告)日：2000-04-25
申请号：US669447
申请日：1996-07-03
申请人： Yuji Tanibuchi , Kazuhiko Yamamoto , Chikara Okada
发明人： Yuji Tanibuchi , Kazuhiko Yamamoto , Chikara Okada
IPC分类号： C01B3/00 , C22C19/00 , C22C19/03 , C22F1/10 , H01M4/38 , H01M10/30 , H01M10/34 , C21D1/34
CPC分类号： H01M4/385 , C01B3/0057 , C22C19/007 , C22C19/03 , C22F1/10 , H01M4/383 , H01M10/345 , Y02E60/327 , Y02P20/129 , Y10S420/90
摘要： A method of producing an age precipitation-containing rare earth metal-nickel alloy of AB.sub.5 type having a composition represented by a formula (1)R(ni.sub.1-x M.sub.x).sub.5+y (1)wherein R stands for a rare earth element including Y or mixtures thereof, M stands for Co, Al, Mn, Fe, Cu, Zr, Ti, Mo, W, B, or mixtures thereof, x satisfies the relation of 0.05.ltoreq.x.ltoreq.0.5, and y satisfies the relation of -0.45.ltoreq.y.ltoreq.0.45, the alloy containing a precipitated phase having an average size of 0.1 to 20 .mu.m as measured along the longitudinal axis is disclosed. The method includes the steps of subjecting a raw alloy material having a composition represented by the formula (1) to a solid solution treatment at a temperature of not less than 1000.degree. C. and ageing the alloy material subjected to said solution heat treatment at a temperature T (.degree. C) of not less than 700.degree. C. and less than 1000.degree. C. for a time period t (hour) which satisfies the relation represented by the formula (2)(830-T)/200.ltoreq.logt.ltoreq.(1200-T)/200 (2),thereby precipitating a precipitated phase having an average size of 0.1 to 20 .mu.m as measured along the longitudinal axis.
摘要翻译： PCT No.PCT / JP95 / 02255 Sec。 371日期：1996年7月3日 102（e）日期1996年7月3日PCT提交1995年11月6日PCT公布。公开号WO96 / 14442 日期：1996年5月17日一种制备具有式（1）R（ni1-xMx）5 + y（1）表示的组成的AB5型时效沉淀稀土金属 - 镍合金的方法，其中R代表稀有包括Y或其混合物的M，M代表Co，Al，Mn，Fe，Cu，Zr，Ti，Mo，W，B或其混合物，x满足0.05≤x≤0.5的关系，并且y满足-0.45≤y≤0.45的关系，公开了沿着纵向轴测量的含有平均尺寸为0.1至20μm的析出相的合金。该方法包括以下步骤：将具有由式（1）表示的组成的原料合金材料在不低于1000℃的温度下进行固溶处理，并将经过所述固溶热处理的合金材料在温度T（℃）不低于700℃且小于1000℃，时间t（小时）满足由式（2）（830-T）/ 200 logt

9. 发明授权

US5985054A Age precipitation-containing rare earth metal-nickel alloy 有权
标题翻译：含年龄沉淀的稀土金属镍合金
公开(公告)号：US5985054A
公开(公告)日：1999-11-16
申请号：US204317
申请日：1998-12-03
申请人： Yuji Tanibuchi , Kazuhiko Yamamoto , Chikara Okada
发明人： Yuji Tanibuchi , Kazuhiko Yamamoto , Chikara Okada
IPC分类号： C01B3/00 , C22C19/00 , C22C19/03 , C22F1/10 , H01M4/38 , H01M10/30 , H01M10/34
CPC分类号： H01M4/385 , C01B3/0057 , C22C19/007 , C22C19/03 , C22F1/10 , H01M4/383 , H01M10/345 , Y02E60/327 , Y02P20/129 , Y10S420/90
摘要： An age precipitation-containing rare earth metal-nickel alloy of AB.sub.5 type having a composition represented by a formula (1)R(Ni.sub.1-x M.sub.x).sub.5+y (1)wherein R stands for a rare earth element including Y or mixtures thereof, M stands for Co, Al, Mn, Fe, Cu, Zr, Ti, Mo, W, B, or mixtures thereof, x satisfies the relation of 0.05.ltoreq.x.ltoreq.0.5, and y satisfies the relation of -0.45.ltoreq.y.ltoreq.0.45, the alloy containing a precipitated phase having an average size of 0.1 to 20 .mu.m as measured along the longitudinal axis. A method of producing the alloy as defined above including the steps of subjecting a raw alloy material having a composition represented by the formula (1) to a solid solution treatment at a temperature of not less than 1000.degree. C., and ageing the alloy material subjected to said solution heat treatment at a temperature T (.degree. C.) of not less than 700.degree. C. and less than 1000.degree. C. for a time period t (hour) which satisfies the relation represented by the formula (2)(830-T)/200.ltoreq.log t.ltoreq.(1200-T)/200 (2),thereby precipitating a precipitated phase having an average size of 0.1 to 20 .mu.m as measured along the longitudinal axis.
摘要翻译：具有由式（1）R（Ni1-xMx）5 + y（1）表示的组成的AB5型的时效沉淀稀土金属 - 镍合金其中R代表包括Y的稀土元素或其混合物， M表示Co，Al，Mn，Fe，Cu，Zr，Ti，Mo，W，B或其混合物，x满足0.05

10. 发明授权

US5478664A Method of recovering reusable metals from nickel-hydrogen rechargeable battery 失效
标题翻译：从镍氢可再充电电池中回收可再用金属的方法
公开(公告)号：US5478664A
公开(公告)日：1995-12-26
申请号：US347424
申请日：1994-11-30
申请人： Akihito Kaneko , Nobuyuki Kitazume , Chikara Okada
发明人： Akihito Kaneko , Nobuyuki Kitazume , Chikara Okada
IPC分类号： C22B7/00 , C22B59/00 , C25C3/34 , H01M6/52 , H01M10/54
CPC分类号： H01M10/54 , C22B23/0415 , C22B23/0453 , C22B59/00 , C25C3/34 , Y02W30/84
摘要： A method of recovering a reusable metal from a nickel-hydrogen rechargeable battery characterized in that the method comprises crushing the nickel-hydrogen rechargeable battery to obtain a crushed material, separating alkali, organic substances and iron from the crushed material to obtain a separated component from which at least the alkali, organic substances and iron are separated, obtaining the reusable metal to be recovered as an oxide from the separated component by calcination, and processing the oxide by a molten salt electrolysis method with an electrolytic molten salt bath. According to this method for recovery, electrode materials effective for nickel-hydrogen rechargeable batteries and the like can be recovered efficiently and in a large amount in lower cost compared to the ordinary separation, purification and refining utilizing chemical processing.
摘要翻译： PCT No.PCT / JP94 / 00560 Sec。 371日期1994年11月30日 102（e）1994年11月30日PCT PCT 1994年4月5日PCT公布。公开号WO94 / 23073 日期：1994年10月13日。一种从镍氢可再充电电池中回收可再利用金属的方法，其特征在于，该方法包括将镍氢可再充电电池粉碎以获得粉碎材料，从被粉碎的物质中分离碱，有机物质和铁获得至少分离出碱，有机物和铁的分离成分的材料，通过煅烧从分离成分获得作为氧化物回收的可再利用金属，并通过熔融盐电解法用电解法处理氧化物熔盐浴。根据这种回收方法，与利用化学处理的普通分离，纯化和精炼相比，可以有效地回收有效用于镍氢可再充电电池等的电极材料，成本较低。

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