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1. 发明专利

JP2012183059A Iron powder for auxiliary-material-containing seed coating, iron powder for auxiliary-material-adhered seed coating, alloy steel powder for seed coating, and seed coated with iron powder for auxiliary-material-containing seed coating, iron powder for auxiliary-material-adhered seed coating or alloy steel powder for seed coating 有权
标题翻译：用于辅助含材料种子涂料的铁粉，用于辅助种子涂料的铁粉，用于种子涂层的合金钢粉和用于辅助含有种子的涂层的铁粉的种子，用于辅助材料的铁粉 - 加成种子涂料或合金钢粉用于种子涂料
公开(公告)号：JP2012183059A
公开(公告)日：2012-09-27
申请号：JP2011188266
申请日：2011-08-31
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： KONO TAKASHI , FUJINAGA MASASHI , ONO TOMOSHIGE , UNAMI SHIGERU , OZAKI YUKIKO
IPC分类号： A01C1/06
CPC分类号： A01C1/06
摘要： PROBLEM TO BE SOLVED: To provide: an iron powder for an auxiliary-material-containing seed coating; an iron powder for an auxiliary-material-adhered seed coating; and an alloy steel powder for a seed coating, in which it is possible to achieve a coating that has little shedding of iron powder not only in a sowing step but also in a transportation step, and it is possible to coat the seeds with an auxiliary material beneficial for the growth of the seed in a state that is favorable to seed growth, and to provide a seed coated with an iron powder for an auxiliary-material-containing seed coating, an iron powder for an auxiliary-material-adhered seed coating or and an alloy steel powder for a seed coating.SOLUTION: The iron powder for an auxiliary-material-containing seed coating includes 0.01-100 pts.mass of an auxiliary material powder based on 100 pts.mass of iron powder, wherein in the iron powder, the mass ratio of the iron powder having at most 45 μm of a particle diameter is more than 85%, and the average particle diameter of the auxiliary material powder is at most 45 μm.
摘要翻译：要解决的问题：提供：用于含辅料材料种皮的铁粉; 用于辅助材料粘附的种皮涂层的铁粉; 以及用于种子包衣的合金钢粉末，其中可以实现不仅在播种步骤中而且在运输步骤中几乎不脱落铁粉的涂层，并且可以用辅助材料涂覆种子有利于种子生长状态下的种子生长的材料，以及提供用于含辅料的种皮包衣的铁粉种子，辅助材料附着种皮的铁粉或用于种子包衣的合金钢粉末。＆lt; P＆gt;解决方案：含辅助材料的种皮涂层的铁粉包含0.01-100磅基于100磅铁粉的辅料粉末，其中在铁粉中，质量比为最多45μm的粒径的铁粉大于85％，辅助粉末的平均粒径为45μm以下。版权所有（C）2012，JPO＆INPIT

2. 发明专利

JP2012183058A Iron powder for auxiliary-material-containing seed coating, iron powder for auxiliary-material-adhered seed coating, alloy steel powder for seed coating, and seed coated with iron powder for auxiliary-material-containing seed coating, iron powder for auxiliary-material-adhered seed coating or alloy steel powder for seed coating 有权
标题翻译：用于辅助含材料种子涂料的铁粉，用于辅助种子涂料的铁粉，用于种子涂层的合金钢粉和用于辅助含有种子的涂层的铁粉的种子，用于辅助材料的铁粉 - 加成种子涂料或合金钢粉用于种子涂料
公开(公告)号：JP2012183058A
公开(公告)日：2012-09-27
申请号：JP2011188265
申请日：2011-08-31
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： KONO TAKASHI , FUJINAGA MASASHI , ONO TOMOSHIGE , UNAMI SHIGERU , OZAKI YUKIKO
IPC分类号： A01C1/06
CPC分类号： A01C1/06
摘要： PROBLEM TO BE SOLVED: To provide: an iron powder for an auxiliary-material-containing seed coating; an iron powder for an auxiliary-material-adhered seed coating; and an alloy steel powder for a seed coating, in which it is possible to achieve a coating that has little shedding of iron powder not only in a sowing step but also in a transportation step, and it is possible to coat the seeds with an auxiliary material beneficial for the growth of the seed in a state that is favorable to seed growth, and to provide a seed coated with an iron powder for an auxiliary-material-containing seed coating, an iron powder for an auxiliary-material-adhered seed coating or and an alloy steel powder for a seed coating.SOLUTION: The iron powder for an auxiliary-material-containing seed coating includes 0.01-100 pts.mass of an auxiliary material powder based on 100 pts.mass of iron powder, wherein in the iron powder, the mass ratio of the iron powder having at most 45 μm of a particle diameter is more than 35% and less than 85%, and the mass ratio of the iron powder having at most 63 μm is more than 75%, and the average particle diameter of the auxiliary material powder is at most 45 μm.
摘要翻译：要解决的问题：提供：用于含辅料材料种皮的铁粉; 用于辅助材料粘附的种皮涂层的铁粉; 以及用于种子包衣的合金钢粉末，其中可以实现不仅在播种步骤中而且在运输步骤中几乎不脱落铁粉的涂层，并且可以用辅助材料涂覆种子有利于种子生长状态下的种子生长的材料，以及提供用于含辅料的种皮包衣的铁粉种子，辅助材料附着种皮的铁粉或用于种子包衣的合金钢粉末。＆lt; P＆gt;解决方案：含辅助材料的种皮涂层的铁粉包含0.01-100磅基于100磅铁粉的辅料粉末，其中在铁粉中，质量比为具有至多45μm的粒径的铁粉大于35％且小于85％，铁粉的质量比最多为63μm以下的铁粉的质量比为75％以上，辅助材料的平均粒径粉末最多为45μm。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2012126972A Alloy steel powder for powder metallurgy, iron-based sintered material, and method for manufacturing the same 审中-公开
标题翻译：用于粉末冶金，铁基烧结材料的合金钢粉及其制造方法
公开(公告)号：JP2012126972A
公开(公告)日：2012-07-05
申请号：JP2010280617
申请日：2010-12-16
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： UNAMI SHIGERU , OZAKI YUKIKO , NAKAMURA NAOMICHI
IPC分类号： B22F1/00 , C22C33/02 , C22C38/00 , C22C38/16
摘要： PROBLEM TO BE SOLVED: To provide alloy steel powder for powder metallurgy superior in strength-toughness balance.SOLUTION: Powder containing 0.05-5.0 mass% Ni and/or 0.05-5.0 mass% Cu is diffused and stuck on the surface of steel powder obtained by prealloying one or two or more kinds selected from between 0.02-0.4 mass% Nb, 0.01-0.4 mass% V and 0.01-0.4 mass% Ti.
摘要翻译：要解决的问题：提供优异的强度 - 韧性平衡的粉末冶金用合金钢粉末。解决方案：将含有0.05-5.0质量％的Ni和/或0.05-5.0质量％的Cu的粉末扩散并粘附在通过预合金选自0.02-0.4质量％的Nb中的一种或两种以上而获得的钢粉末的表面上，0.01-0.4质量％V和0.01-0.4质量％Ti。版权所有（C）2012，JPO＆INPIT

4. 发明专利

JP2011179031A Powdery mixture for powder metallurgy, and sintered compact made of metal powder having excellent machinability 有权
标题翻译：用于粉末冶金的粉末混合物和具有优异机械性能的金属粉末的烧结压实体
公开(公告)号：JP2011179031A
公开(公告)日：2011-09-15
申请号：JP2010041772
申请日：2010-02-26
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： OZAKI YUKIKO , ONO TOMOSHIGE , KONO TAKASHI , MAETANI TOSHIO
IPC分类号： B22F1/00 , C22C33/02 , C22C38/00
摘要： PROBLEM TO BE SOLVED: To provide a powdery mixture for powder metallurgy which can provide a sintered compact having excellent machinability and drill cuttability in combination.
SOLUTION: A metal powder is mixed with a powder for alloying, a powder for improving machinability and a lubricant powder. Preferably, the powder for improving machinability consists of a soft metal compound powder and a hard metal compound powder, and as for the blending quantity thereof, by mass% based on the total content of the metal powder, the powder for alloying and the powder for improving machinability, that of the hard metal compound powder is controlled to 0.1 to 0.5%, and that of the soft metal compound powder is controlled to 0.01 to 1.0%. As the hard metal compound powder, metal nitride powder is used. The metal nitride is preferably composed of one or more kinds selected from TiN, AlN and Si
3 N
4 . On the other hand, as the soft metal compound powder, the powder of talc, enstatite, kaolin, mica, fluorite, water-granulated slag or the like is exemplified. The sintered compact produced from the same powdery mixture is made into a sintered compact excellent in cuttability wherein the grains of the soft metal compound with a hardness lower than that of the average hardness of the base phase and the grains of the hard metallic compound with a high hardness are dispersed into the base phase, and excellent machinability and excellent cuttability are combined.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供粉末冶金粉末混合物，其可以提供具有优异的机械加工性和钻孔切割性的烧结体。解决方案：将金属粉末与用于合金化的粉末，用于改善切削性的粉末和润滑剂粉末混合。优选地，用于提高机械加工性的粉末由软质金属化合物粉末和硬质合金粉末构成，其配合量以质量％计，以金属粉末的总含量，合金化粉末和粉末提高机械加工性，将硬质合金粉末的切削性控制在0.1〜0.5％，软质化合物粉末的控制为0.01〜1.0％。作为硬质合金粉末，使用金属氮化物粉末。金属氮化物优选由选自TiN，AlN和Si 3 N 3 SB 4中的一种或多种组成。另一方面，作为软质金属化合物粉末，可举出滑石，顽辉石，高岭土，云母，萤石，水粒状渣等的粉末。将由相同的粉末状混合物制成的烧结体制成切削性优异的烧结体，其中硬度低于基础相的硬度的软金属化合物的晶粒和硬质金属化合物的晶粒与高硬度分散在基体相中，并且加工性优异，切割性优良。版权所有（C）2011，JPO＆INPIT

5. 发明专利

JP2011084816A Iron-based powder mixture, and methods for producing iron-based compacted body and iron-based sintered body 有权
标题翻译：基于铁的粉末混合物和用于生产基于铁的压实体和基于铁的烧结体的方法
公开(公告)号：JP2011084816A
公开(公告)日：2011-04-28
申请号：JP2011006271
申请日：2011-01-14
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： OZAKI YUKIKO , UNAMI SHIGERU , ONO TOMOSHIGE , FUJINAGA MASASHI
IPC分类号： B22F1/00 , C22C33/02 , C22C38/00
CPC分类号： B22F1/0003 , B22F2998/10 , B22F2999/00 , C22C33/0264 , C22C38/08 , C22C38/12 , C22C38/16 , B22F3/02 , B22F3/10 , B22F1/0059 , B22F1/007
摘要： PROBLEM TO BE SOLVED: To provide an iron-based powder mixture for powder metallurgy which does not produce adverse effect on furnace atmosphere in sintering a compact body, exhibits excellent compactibility even in a low-temperature region of below 100°C, and provides a sintered body excellent in machinability and cutting ability. SOLUTION: The iron-based powder mixture is obtained by adding steatite and fatty amide to iron-based powder as additives. The amount of the steatite added is in the range of 0.01-0.5 mass% based on the whole iron-based powder mixture. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种粉末冶金用铁粉末混合物，其在烧结小型体时不会对炉内气氛产生不利影响，即使在低于100℃的低温区域也显示出优异的紧密性，提供了切削性和切削性优异的烧结体。解决方案：铁基粉末混合物通过将铁灰和脂肪酰胺加入铁基粉末作为添加剂而获得。基于整个铁基粉末混合物，添加的滑石粉的量在0.01-0.5质量％的范围内。版权所有（C）2011，JPO＆INPIT

6. 发明专利

JP2010255082A Iron-based sintered alloy and method for producing the same 审中-公开
标题翻译：基于铁的烧结合金及其制造方法
公开(公告)号：JP2010255082A
公开(公告)日：2010-11-11
申请号：JP2009109847
申请日：2009-04-28
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： UNAMI SHIGERU , OZAKI YUKIKO
IPC分类号： C22C38/00 , B22F1/00 , C22C33/02
摘要： PROBLEM TO BE SOLVED: To provide an iron-based sintered alloy which has high strength and high toughness, and can be inexpensively produced without performing long time sintering and special high temperature sintering.
SOLUTION: Raw material powders including at least two kinds of iron-based alloy steel powders with different alloy compositions are compacted and thereafter sintered to obtain an iron-based sintered alloy. The alloy has a bainitic structure or a pearlitic structure formed by at least one kind of iron-based alloy steel powder and a martensitic structure formed by at least another one kind of iron-based alloy steel powder, and preferably, the area fraction of the bainitic structure or pearlitic structure is 10 to 60%, and the area fraction of the martensitic phase is 90 to 40%.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有高强度和高韧性的铁基烧结合金，并且可以在不进行长时间烧结和特殊的高温烧结的情况下廉价地制造。解决方案：将包含至少两种具有不同合金组成的铁基合金钢粉末的原料粉末压实，然后烧结以获得铁基烧结合金。该合金具有由至少一种铁基合金钢粉末和由至少另一种铁基合金钢粉末形成的马氏体组织形成的贝氏体组织或珠光体组织，优选地，贝氏体结构或珠光体结构为10〜60％，马氏体相的面积率为90〜40％。版权所有（C）2011，JPO＆INPIT

7. 发明专利

JP2010236061A Iron based mixed powder for sintered member excellent in machinability 审中-公开
标题翻译：用于烧结成员的基于铁粉的混合粉末机械性能优良
公开(公告)号：JP2010236061A
公开(公告)日：2010-10-21
申请号：JP2009087882
申请日：2009-03-31
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： OZAKI YUKIKO , TAKAHASHI KATSUNORI , MATSUNAGA HISAHIRO
IPC分类号： B22F1/00 , B22F3/02
摘要： PROBLEM TO BE SOLVED: To provide iron based mixed powder suitable to obtain a sintered member excellent in machinability.
SOLUTION: Oxide powder of a SiO
2 -CaO-MgO system is mixed into iron based powder at a rate of 0.01-1.0 pts.mass to the iron based powder: 100 pts.mass.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：提供适合于获得可加工性优异的烧结构件的铁基混合粉末。解决方案：将SiO 2 SBA-CaO-MgO体系的氧化物粉末以0.01-1.0质量度的比例混合到铁基粉末中：铁基粉末：100微米。版权所有（C）2011，JPO＆INPIT

8. 发明专利

JP2010156059A Iron-based powdery mixture for warm die lubrication molding 审中-公开
标题翻译：基于铁的粉末混合物，用于加热模具
公开(公告)号：JP2010156059A
公开(公告)日：2010-07-15
申请号：JP2010064350
申请日：2010-03-19
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： UNAMI SHIGERU , OZAKI YUKIKO , UENOSONO SATOSHI
IPC分类号： B22F1/00 , C22C38/00
摘要： PROBLEM TO BE SOLVED: To provide a method for producing a high density iron-based powder molded body which can obtain a molded body having high density by single press molding, and to provide a method for producing a sintered compact using the molded body. SOLUTION: The iron-based powdery mixture comprises: iron-based powder; a lubricant for powder molding in which 10 to 75 mass% of the whole quantity is composed of the one having a melting point lower than the prescribed temperature in press molding, and the balance is composed of the one having a melting point higher than the prescribed temperature in press molding; and graphite by COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：解决的问题：提供一种可以通过单次压制成型得到高密度成形体的高密度铁系粉末成型体的制造方法，提供一种使用该成型体的烧结体的制造方法身体。铁基粉末混合物包括：铁基粉末; 用于粉末成型的润滑剂，其中10〜75质量％的全部量由熔点低于压制成型中的规定温度的组成构成，余量由熔点高于规定温度压模温度; 和相对于铁基粉末混合物的总量的<0.5质量％的石墨。将加热的铁基粉末状混合物填充到表面用包含熔点高于压制成型时的温度为0.5〜80质量％的润滑剂的润滑剂进行电荷粘附的模具中，并且具有熔点低于压制成型的温度，然后在规定温度下进行成型为成型体，或者进一步烧结成型体。版权所有（C）2010，JPO＆INPIT

9. 发明专利

JP2010053440A Iron-based powder for powder metallurgy 有权
标题翻译：基于铁粉的粉末冶金
公开(公告)号：JP2010053440A
公开(公告)日：2010-03-11
申请号：JP2009096787
申请日：2009-04-13
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： ONO TOMOSHIGE , OZAKI YUKIKO , KONO TAKASHI , FUJIMOTO KYOKO
IPC分类号： B22F1/00 , B22F1/02
CPC分类号： B22F1/0077 , C22C33/0228
摘要： PROBLEM TO BE SOLVED: To provide iron-based powder for powder metallurgy which has excellent flowability and can be uniformly filled into a thin-walled cavity, and also can be compacted with high ejection force, while sustaining sufficient strength for a sintered body during a sintering process that follows the compaction process. SOLUTION: The iron-based powder for powder metallurgy is obtained by making a flowability improver particle containing 50 to 100 mass%, of carbon black adhere to the surface of an iron powder particle 1 through a binder. COPYRIGHT: (C)2010,JPO&INPIT

10. 发明专利

JP2010007176A Iron-based powdery mixture for powder metallurgy 审中-公开
标题翻译：用于粉末冶金的基于铁的粉末混合物
公开(公告)号：JP2010007176A
公开(公告)日：2010-01-14
申请号：JP2008282886
申请日：2008-11-04
申请人： Jfe Steel Corp , Jfeスチール株式会社
发明人： KONO TAKASHI , ONO TOMOSHIGE , OZAKI YUKIKO , UENOSONO SATOSHI
IPC分类号： B22F1/00
摘要： PROBLEM TO BE SOLVED: To provide an iron-based powdery mixture suitable for use in a powder metallurgy technology, wherein the productivity in a compacting stage and a sintering stage and the yield of the compact and a sintered body are improved while compatibility between improvement of fluidity of the iron-based powdery mixture and reduction of an extracting force of a compact is attained by an inexpensive means.
SOLUTION: The powdery mixture for powder metallurgy obtained by mixing porous particles composed of organic mater containing a lubricant with iron powder.
COPYRIGHT: (C)2010,JPO&INPIT

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