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1. 发明申请

US20070154339A1 Iron-based sintered alloy and manufacturing method thereof 失效
标题翻译：铁基烧结合金及其制造方法
公开(公告)号：US20070154339A1
公开(公告)日：2007-07-05
申请号：US10569800
申请日：2004-08-19
申请人： Hiroshi Okajima , Satoshi Uenosono
发明人： Hiroshi Okajima , Satoshi Uenosono
IPC分类号： B22F3/12
CPC分类号： C22C33/0264 , B22F2003/248 , B22F2998/10 , C21D1/18 , C21D9/30 , C22C33/02 , C22C38/22 , C22C38/24 , B22F1/0003 , B22F3/02 , B22F3/10 , B22F3/24
摘要： To provide an iron-based sintered alloy excellent in shape accuracy and wear resistance, and reduced hostility to mating materials, and having sufficient hardness after tempering, as well as a manufacturing method thereof. Iron-based alloy powder of a composition comprising Cr: from 1 to 3.5 mass %, Mo: from 0.2 to 0.9 mass %, V: from 0.1 to 0.5 mass % and the balance of Fe and impurities, and carbon powder are mixed at a ratio of the carbon powder based on the entire portion within a range from 0.8 to 1.1 mass %, the mixture is compacted, the compacted body is sintered and quenching is applied to the sintered body heated again after once lowering temperature of the sintered body. This can provide an iron-based sintered alloy where fine M7C3 carbides are dispersed in martensitic texture.
摘要翻译：提供形状精度和耐磨性优异的铁基烧结合金，并且对配合材料的敌意降低，回火后具有足够的硬度，以及其制造方法。含有Cr：1〜3.5质量％，Mo：0.2〜0.9质量％，V：0.1〜0.5质量％，Fe和杂质余量以及碳粉末的组合物的铁基合金粉末，碳粉末的整体比例在0.8〜1.1质量％的范围内，将该混合物压实，对烧结体进行烧结，并对烧结体的一次降温后再次加热的烧结体进行淬火。这可以提供一种铁质烧结合金，其中精细的M 7 C 3碳化物分散在马氏体织构中。

2. 发明授权

US5605559A Alloy steel powders, sintered bodies and method 失效
标题翻译：合金钢粉末，烧结体及方法
公开(公告)号：US5605559A
公开(公告)日：1997-02-25
申请号：US392120
申请日：1995-02-22
申请人： Shigeru Unami , Satoshi Uenosono
发明人： Shigeru Unami , Satoshi Uenosono
IPC分类号： C22C33/02 , C22C38/22 , C22C38/24 , C22C38/46
CPC分类号： C22C33/0264 , C22C33/02 , C22C38/22 , C22C38/24 , B22F2009/0824 , B22F2998/10 , B22F2999/00
摘要： Alloy steel powders capable of obtaining high strength in a sintered state and having excellent compacting compressibility and methods of manufacturing a sintered body. The alloy steel powder comprises, by wt %, about 0.5-2% of Cr, not greater than about 0.08% of Mn, about 0.1-0.6% of Mo, about 0.05-0.5% of V, not greater than about 0.015 of S, not greater than about 0.2% of O, and the balance being Fe and incidental impurities. The alloy steel powder is compacted and sintered at a temperature of about 1100.degree.-1300.degree. C. and then cooled at a cooling rate no higher than about 1.degree. C./s in a temperature range of from about 800.degree. C. to 400.degree. C. The alloy steel powder can contain Nb and/or Ti and one or more of Co, W and B. Additionally, Ni powder and/or Cu powder may be adhered and dispersed onto the surface of the alloy steel powder.
摘要翻译：能够在烧结状态下获得高强度并具有优异的压实压缩性的合金钢粉末和制造烧结体的方法。合金钢粉末以重量％计含有约0.5-2％的Cr，不大于约0.08％的Mn，约0.1-0.6％的Mo，约0.05-0.5％的V，不大于约0.015的S ，不大于约0.2％的O，余量为Fe和杂质。合金钢粉末在约1100〜-1300℃的温度下压实烧结，然后在约800℃至400℃的温度范围内以不高于约1℃/ s的冷却速率冷却 ℃。合金钢粉末可以含有Nb和/或Ti以及一种或多种Co，W和B.另外，Ni粉末和/或Cu粉末可以粘附并分散在合金钢粉末的表面上。

3. 发明授权

US06918945B2 Method for producing sponge iron, and reduced iron powder and method for production thereof 失效
标题翻译：海绵铁的制造方法，还原铁粉及其制造方法
公开(公告)号：US06918945B2
公开(公告)日：2005-07-19
申请号：US10257187
申请日：2002-02-13
申请人： Satoshi Uenosono , Akio Sonobe , Hiroshi Sugihara
发明人： Satoshi Uenosono , Akio Sonobe , Hiroshi Sugihara
IPC分类号： C21B13/00 , C22C33/02
CPC分类号： C21B13/00 , B22F2998/00 , B22F2999/00 , C21B13/008 , C22C33/0235 , Y02P10/136 , Y02P10/24 , B22F8/00 , C22C33/0207
摘要： A method for manufacturing sponge iron includes heating iron oxide together with a solid reducing agent to reduce the iron oxide into sponge iron, wherein the iron oxide includes a mixture of powdered hematite and powdered iron ore or a mixture of powdered hematite and powdered mill scale, the powdered hematite has a specific surface area of 2.0 m2/g or more, and the content of the powdered hematite is 5-45% by mass with respect to the total quantity of iron oxide.
摘要翻译：海绵铁的制造方法包括将铁氧化物与固体还原剂一起加热，将铁氧化物还原为海绵铁，其中，氧化铁包括粉状赤铁矿和粉状铁矿石的混合物，或粉状赤铁矿和粉末状氧化铁粉末的混合物，粉状赤铁矿的比表面积为2.0m 2 / g以上，相对于氧化铁总量，粉状赤铁矿的含量为5〜45质量％。

4. 发明授权

US06905530B2 Metallic powder-molded body, re-compacted body of the molded body, sintered body produced from the re-compacted body, and processes for production thereof 有权
标题翻译：金属粉末成型体，成型体的再压实体，再压制体制造的烧结体及其制造方法
公开(公告)号：US06905530B2
公开(公告)日：2005-06-14
申请号：US10180133
申请日：2002-06-27
申请人： Takashi Yoshimura , Hiroyuki Amma , Masashi Fujinaga , Mitsumasa Iijima , Yasuo Hatai , Takayuki Matsumoto , Satoshi Uenosono , Shigeru Unami
发明人： Takashi Yoshimura , Hiroyuki Amma , Masashi Fujinaga , Mitsumasa Iijima , Yasuo Hatai , Takayuki Matsumoto , Satoshi Uenosono , Shigeru Unami
IPC分类号： C22C33/02
CPC分类号： C22C33/02 , B22F2998/00 , B22F2998/10 , B22F3/16 , C22C33/0228 , B22F3/02 , B22F3/10 , B22F3/20
摘要： In a preliminary molding step 1, a metallic powder mixture 7 obtained by blending an iron-based metal powder 7a with graphite 7b such that the graphite is present in an amount of preferably not less than 0.1% by weight, more preferably not less than 0.3% by weight, is compacted into a preform 8 having a density of not less than 7.3 g/cm3. In a provisional sintering step 2, the preform 8 is provisionally sintered at a predetermined temperature to form a metallic powder-molded body 9 having a structure in which the graphite remains along a grain boundary of the metal powder. In a re-compaction step 3, the metallic powder-molded body 9 is re-compacted into a re-compacted body 10. In a re-sintering step 4, the re-compacted body 10 is re-sintered to obtain a sintered body 11. In a heat treatment step 5, the sintered body 11 is heat-treated to obtain a heat-treated sintered body 11. Accordingly, in accordance with the present invention, there are provided a re-compacted body produced from a metallic powder-molded body having an excellent deformability which is suitably applied to the production of machine parts exhibiting high mechanical properties due to the use of sintered metal, and a sintered body produced from the re-compacted body as well as a process for the production thereof.
摘要翻译：在预成型步骤1中，通过将铁基金属粉末7a与石墨7b共混而获得的金属粉末混合物7，使得石墨以优选不小于0.1重量％的量存在，更优选不少于超过0.3重量％，被压实成密度不小于7.3g / cm 3的预成型体8。在预烧结步骤2中，将预成型体8在规定温度下进行预烧结，形成金属粉末成形体9，该金属粉末成型体9具有沿着金属粉末的晶界留下的石墨的结构。在再压制步骤3中，将金属粉末成型体9再压制成再压制体10。在再烧结工序4中，重新烧结再压制体10，得到烧结体11。在热处理工序5中，对烧结体11进行热处理，得到热处理烧结体11.因此，根据本发明，提供一种由金属粉末成型体具有优异的变形性，其适用于由于使用烧结金属而显示出高机械性能的机器部件的制造，以及由再压制体制造的烧结体及其制造方法。

5. 发明授权

US06861028B2 Lubricants for die lubrication and manufacturing method for high density iron-based powder compacts 失效
标题翻译：用于模具润滑的润滑剂和用于高密度铁基粉末压块的制造方法
公开(公告)号：US06861028B2
公开(公告)日：2005-03-01
申请号：US09817171
申请日：2001-03-27
申请人： Yukiko Ozaki , Satoshi Uenosono , Shigeru Unami
发明人： Yukiko Ozaki , Satoshi Uenosono , Shigeru Unami
IPC分类号： C10M129/40 , B22F1/00 , B22F3/02 , B22F3/035 , B30B15/00 , C10M103/02 , C10M103/06 , C10M129/44 , C10M133/06 , C10M133/16 , C10M133/42 , C10M143/02 , C10M143/04 , C10M145/14 , C10M147/02 , C10M149/18 , C10N10/02 , C10N10/04 , C10N10/12 , C10N20/06 , C10N40/36 , C22C33/02 , B22F3/12
CPC分类号： B22F1/0077 , B22F1/0059 , B22F2998/00 , B22F2999/00 , B30B15/0011 , B22F2003/023 , B22F2003/026 , B22F2202/06
摘要： A manufacturing method for high-density iron-based powder compacts is disclosed. The temperature of the die is adjusted at ordinary temperature or at a predetermined temperature by preheating. A lubricant for die lubrication prepared by mixing at least two different lubricants having melting points higher than a predetermined temperature of the compaction pressure is sprayed at the upper part of the die and is introduced into the die and adhered by electrification to the surface of the die. The resulting die is filled with an iron-based mixed powder including a lubricant and molding is performed at ordinary temperature or at a temperature raised by heating. The at least two different lubricants having melting points higher than the predetermined temperature of the compaction pressure are preferably at least two materials selected from at least one of the following groups: metallic soaps, amide-based waxes, polyamides, polyethylenes, polypropylenes, polymers comprised of acrylic acid esters, polymers having methacrylic acid ester, plastics including fluorine and lubricants having layered crystal structures.
摘要翻译：公开了一种高密度铁基粉末压块的制造方法。通过预热将模具的温度调节到常温或预定温度。通过将熔点高于压缩压力的预定温度的至少两种不同的润滑剂混合制备的用于模具润滑的润滑剂在模具的上部喷射并被引入模具中并通过带电粘附到模具的表面。所得模具填充有包含润滑剂的铁基混合粉末，并且在常温或通过加热升高的温度下进行成型。具有高于压实压力的预定温度的熔点的至少两种不同的润滑剂优选为至少两种选自以下组中的至少一种：金属皂，酰胺类蜡，聚酰胺，聚乙烯，聚丙烯，聚合物的丙烯酸酯，具有甲基丙烯酸酯的聚合物，包含氟的塑料和具有层状晶体结构的润滑剂。

6. 发明申请

US20050039576A1 Alloy steel powder for powder metallurgy 有权
标题翻译：粉末冶金用合金钢粉末
公开(公告)号：US20050039576A1
公开(公告)日：2005-02-24
申请号：US10918887
申请日：2004-08-16
申请人： Shigeru Unami , Naomichi Nakamura , Satoshi Uenosono
发明人： Shigeru Unami , Naomichi Nakamura , Satoshi Uenosono
IPC分类号： C22C33/02 , C22C1/04
CPC分类号： C22C33/0207 , B22F2999/00 , B22F1/0003 , B22F1/0096
摘要： An alloy steel powder for powder metallurgy includes an iron-based powder containing about 0.5 mass percent or less of Mn as a prealloyed element and 0.2 to about 1.5 mass percent of Mo as a prealloyed element; and a Mo-containing alloy powder bonded on the surface of the iron-based powder by diffusion bonding. In the alloy steel powder for powder metallurgy, a Mo average content [MO]T (mass percent) satisfies formula 0.8≧[M]T—[Mo]P≧0.05, wherein the content [Mo]P is the above prealloyed Mo content (mass percent) in the iron-based powder.
摘要翻译：用于粉末冶金的合金钢粉末包括含有作为预合金元素的Mn的约0.5质量％或更少的铁基粉末和作为预合金元素的0.2至约1.5质量％的Mo; 和通过扩散接合结合在铁基粉末的表面上的含Mo合金粉末。在用于粉末冶金的合金钢粉末中，Mo平均含量[MO] T（质量百分比）满足公式0.8> = [M] T [Mo] P> = 0.05，其中[Mo] P为上述预合金铁基粉末中的Mo含量（质量百分比）。

7. 发明授权

US06652618B1 Iron based mixed power high strength sintered parts 失效
标题翻译：用于高强度烧结部件的铁基混合粉末
公开(公告)号：US06652618B1
公开(公告)日：2003-11-25
申请号：US10129737
申请日：2002-05-10
申请人： Shigeru Unami , Satoshi Uenosono
发明人： Shigeru Unami , Satoshi Uenosono
IPC分类号： B22F100
CPC分类号： C22C38/12 , C22C33/0207 , C22C33/0257 , C22C38/08 , C22C38/16
摘要： On the basis of mass percentage of a mixture, 1-5% of Ni powder, 0.5-3% of Cu powder, and 0.2-0.9% of graphite powder are mixed into an alloy steel powder containing 0.5-3 mass % of prealloyed Ni, more than 0.7 to 4 mass % of prealloyed Mo, and the balance being Fe and unavoidable impurities. The alloy steel powder may contain 0.2-0.7 mass % of prealloyed Cu in addition to Ni and Mo.
摘要翻译：基于混合物的质量百分比，将含有0.5％Ni粉末，0.5-3％Cu粉末和0.2-0.9％石墨粉末的合金钢粉末混入含有0.5-3质量％的预合金化Ni ，超过0.7〜4质量％的预合金化Mo，余量为Fe和不可避免的杂质。除了Ni和Mo之外，合金钢粉还含有0.2-0.7质量％的预合金化Cu。

8. 发明授权

US06451082B1 Iron-based powder mixture for powder metallurgy, process for producing the same, and method of forming a molding from the same 失效
标题翻译：用于粉末冶金的铁基粉末混合物，其制备方法以及从其形成模塑方法
公开(公告)号：US06451082B1
公开(公告)日：2002-09-17
申请号：US09749576
申请日：2000-12-28
申请人： Yukiko Ozaki , Satoshi Uenosono , Kuniaki Ogura
发明人： Yukiko Ozaki , Satoshi Uenosono , Kuniaki Ogura
IPC分类号： B22F102
CPC分类号： B22F1/0062 , B22F1/0059 , B22F1/0077 , B22F1/0096 , B22F2003/145 , B22F2998/00 , C22C33/0207
摘要： An iron-based powder composition is provided that is greatly flowable and compactible and less dependent on temperature with respect to flowability and compactibility at room temperature or during warming. The iron-based powder composition includes an iron-based powder, a lubricant melted and fixed to the iron-based powder, an alloying powder bonded to the iron-based powder with the aid of the lubricant, and a free lubricant. One or more constituent members are coated with an organosiloxane layer in a coating ratio of greater than about 80%. The organosiloxane has phenyl groups as a functional group. The lubricant melted and fixed to the iron-based powder is a composite melt composed of a calcium soap and a lithium soap, or a composite melt composed of a calcium soap and an amide lubricant. The free lubricant is a mixed powder composed of an amide lubricant and a methyl polymethacrylate powder, or a lithium soap powder. A process for producing the iron-based powder composition is also provided.
摘要翻译：提供了一种铁基粉末组合物，其在流动性和在室温下或在加热过程中的紧密性方面具有极大的流动性和可压缩性，并且对温度的依赖性较小。铁基粉末组合物包括铁基粉末，融化并固定在铁基粉末上的润滑剂，借助润滑剂粘合到铁基粉末上的合金粉末和游离润滑剂。一个或多个构成部件以大于约80％的涂布比涂覆有机硅氧烷层。有机硅氧烷具有苯基作为官能团。熔融并固定在铁基粉末上的润滑剂是由钙皂和锂皂组成的复合熔体或由钙皂和酰胺润滑剂组成的复合熔体。游离润滑剂是由酰胺润滑剂和聚甲基丙烯酸甲酯粉末或锂皂粉组成的混合粉末。还提供了一种制备铁基粉末组合物的方法。

9. 发明授权

US5938814A Iron based powder mixture for powder metallurgy 失效
标题翻译：铁粉粉末冶金混合物
公开(公告)号：US5938814A
公开(公告)日：1999-08-17
申请号：US28899
申请日：1998-02-24
申请人： Satoshi Uenosono , Kuniaki Ogura , Jibin Yang
发明人： Satoshi Uenosono , Kuniaki Ogura , Jibin Yang
IPC分类号： B22F9/08 , B22F1/00 , B22F5/00 , C22C33/02 , C22C38/16
CPC分类号： C22C33/0221 , C22C33/0207 , B22F2998/00
摘要： An iron based powder mixture for powder metallurgy is provided which can produce a sintered material having by far higher machinability and sliding properties than conventional sintered materials, and also a sintered material containing alloy elements but having adaptability to sizing even after sintering; it comprises an atomized iron powder comprising S in a content of 0.03 to 0.30 wt %, Mn in a content of 0.05 to 0.40 wt % and the balance Fe and incidental impurities, to which is added one or more than one B-containing compound powder selected from boron nitride (BN), boric acid (H.sub.3 BO.sub.3), boron oxide (B.sub.2 O.sub.3) and the like in an amount of 0.001 to 0.3 wt % expressed as B, and incorporated with an MnS powder in an amount of 0.05 to 1.0 wt %, optionally alloyed partially with or prealloyed with Ni, Mo and Cu.
摘要翻译：提供了一种用于粉末冶金的铁基粉末混合物，其可以生产具有比常规烧结材料高得多的机械加工性和滑动性能的烧结材料，以及含有合金元素但具有烧结后尺寸适应性的烧结材料; 其包含含有0.03〜0.30重量％的S，含量为0.05〜0.40重量％的Mn和余量的Fe和附带杂质的雾化铁粉，向其中加入一种或多于一种含B化合物粉末选自以B表示的0.001〜0.3重量％的氮化硼（BN），硼酸（H3BO3），氧化硼（B2O3）等，并掺入0.05〜1.0重量％的MnS粉末，，任选与Ni，Mo和Cu部分合金化或预合金化。

10. 发明授权

US5766304A Iron-base powder mixture for powder metallurgy and manufacturing method therefor 失效
标题翻译：用于粉末冶金的铁基粉末混合物及其制造方法
公开(公告)号：US5766304A
公开(公告)日：1998-06-16
申请号：US637228
申请日：1996-04-24
申请人： Satoshi Uenosono , Kuniaki Ogura
发明人： Satoshi Uenosono , Kuniaki Ogura
IPC分类号： B22F1/00 , C22C33/02
CPC分类号： C22C33/0207 , B22F1/0059
摘要： An iron-base mixture and method for powder metallurgy containing iron-base powder, an alloy powder including at least copper, copper oxide or both, and an organic substance for bonding the alloy powder to the iron-base powder, wherein said copper powder or copper oxide powder has a particle size of agglomeration, when evaluated by the micro-track method, of about 5 .mu.m to 28 .mu.m, and wherein the particles of copper or copper oxide have a primary particle size which, when evaluated by the BET method, is about 0.2 .mu.m to 1.5 .mu.m.
摘要翻译：一种含有铁基粉末的铁基混合物和粉末冶金方法，至少包含铜，氧化铜或二者的合金粉末和用于将合金粉末粘合到铁基粉末上的有机物质，其中所述铜粉末或氧化铜粉末，当通过微轨道法评估时，具有约5μm至28μm的聚集粒子，其中铜或氧化铜颗粒具有一次粒径，当通过BET评估时，方法，约为0.2〜1.5亩。

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