SE523807E - Högkomprimerbart järnpulver med viss partikelstorlek och hårdhet - Google Patents

Högkomprimerbart järnpulver med viss partikelstorlek och hårdhet Download PDF

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Publication number
SE523807E
SE523807E SE0201138A SE0201138A SE523807E SE 523807 E SE523807 E SE 523807E SE 0201138 A SE0201138 A SE 0201138A SE 0201138 A SE0201138 A SE 0201138A SE 523807 E SE523807 E SE 523807E
Authority
SE
Sweden
Prior art keywords
hardness
particle size
iron powder
certain particle
highly compressible
Prior art date
Application number
SE0201138A
Other languages
English (en)
Other versions
SE523807C2 (sv
SE0201138A1 (sv
SE0201138L (sv
SE0201138D0 (sv
Inventor
Yukiko Ozaki
Masateru Ueta
Naomichi Nakamura
Original Assignee
Kawasaki Steel Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
Publication of SE0201138A1 publication Critical patent/SE0201138A1/sv
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18972999&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE523807(E) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kawasaki Steel Co filed Critical Kawasaki Steel Co
Publication of SE0201138D0 publication Critical patent/SE0201138D0/sv
Publication of SE0201138L publication Critical patent/SE0201138L/sv
Publication of SE523807C2 publication Critical patent/SE523807C2/sv
Publication of SE523807E publication Critical patent/SE523807E/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B22F1/052—Metallic powder characterised by the size or surface area of the particles characterised by a mixture of particles of different sizes or by the particle size distribution

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
SE0201138A 2001-04-20 2002-04-16 Högkomprimerbart järnpulver med viss partikelstorlek och hårdhet SE523807E (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001123449A JP4078512B2 (ja) 2001-04-20 2001-04-20 高圧縮性鉄粉

Publications (5)

Publication Number Publication Date
SE0201138A1 SE0201138A1 (sv)
SE0201138D0 SE0201138D0 (sv) 2002-04-16
SE0201138L SE0201138L (sv) 2002-10-21
SE523807C2 SE523807C2 (sv) 2004-05-18
SE523807E true SE523807E (sv) 2013-06-18

Family

ID=18972999

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0201138A SE523807E (sv) 2001-04-20 2002-04-16 Högkomprimerbart järnpulver med viss partikelstorlek och hårdhet

Country Status (4)

Country Link
US (2) US6638335B2 (sv)
JP (1) JP4078512B2 (sv)
CA (1) CA2381507C (sv)
SE (1) SE523807E (sv)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE0203133D0 (sv) * 2002-10-22 2002-10-22 Hoeganaes Ab Iron-based powder
US7238220B2 (en) 2002-10-22 2007-07-03 Höganäs Ab Iron-based powder
US7585459B2 (en) * 2002-10-22 2009-09-08 Höganäs Ab Method of preparing iron-based components
SE0203134D0 (sv) * 2002-10-22 2002-10-22 Hoeganaes Ab Method of preparing iron-based components
US20050019558A1 (en) * 2003-07-24 2005-01-27 Amitabh Verma Coated ferromagnetic particles, method of manufacturing and composite magnetic articles derived therefrom
SE0302427D0 (sv) * 2003-09-09 2003-09-09 Hoeganaes Ab Iron based soft magnetic powder
EP1675136B1 (en) * 2003-10-15 2016-05-11 Sumitomo Electric Industries, Ltd. Soft magnetism material and powder magnetic core
SE0303580D0 (sv) * 2003-12-29 2003-12-29 Hoeganaes Ab Composition for producing soft magnetic composites by powder metallurgy
JP4701797B2 (ja) * 2005-04-04 2011-06-15 Ｊｆｅスチール株式会社 圧粉磁芯用被覆鉄基粉末および圧粉磁芯
JP2007224412A (ja) * 2006-01-26 2007-09-06 Denso Corp 金属粉末、及びそれを用いた圧粉体並びにその製造方法
JP4630251B2 (ja) * 2006-09-11 2011-02-09 株式会社神戸製鋼所 圧粉磁心および圧粉磁心用の鉄基粉末
JP2008308758A (ja) * 2006-09-26 2008-12-25 Mitsubishi Materials Corp 高比抵抗を有しかつ低鉄損を有する複合軟磁性材を製造するための複合軟磁性鉄粉末
WO2008041588A1 (fr) * 2006-09-26 2008-04-10 Mitsubishi Materials Corporation Poudre composite de fer magnétique doux permettant de produire un matériau composite magnétique doux à forte résistivité et avec une faible perte en fer
WO2008093430A1 (ja) 2007-01-30 2008-08-07 Jfe Steel Corporation 高圧縮性鉄粉、およびそれを用いた圧粉磁芯用鉄粉と圧粉磁芯
JP4327214B2 (ja) * 2007-05-21 2009-09-09 三菱製鋼株式会社 焼結軟磁性粉末成形体
CN101996723B (zh) * 2010-09-29 2012-07-25 清华大学 一种复合软磁磁粉芯及其制备方法
US20140286814A1 (en) * 2011-11-18 2014-09-25 Panasonic Corporation Composite magnetic material, buried-coil magnetic element using same, and method for producing same
JP6052960B2 (ja) * 2012-01-12 2016-12-27 株式会社神戸製鋼所 軟磁性鉄基粉末の製造方法
JP5565453B2 (ja) 2012-12-19 2014-08-06 Ｊｆｅスチール株式会社 圧粉磁芯用鉄粉
CN105895301B (zh) * 2016-05-28 2017-12-29 深圳市固电电子有限公司 一种铁粉芯电感及其制备方法
WO2018216461A1 (ja) * 2017-05-26 2018-11-29 住友電気工業株式会社 焼結部材の製造方法
US20210162498A1 (en) * 2019-01-30 2021-06-03 Sumitomo Electric Industries, Ltd. Sintered material and method of manufacturing sintered material
WO2020158788A1 (ja) * 2019-01-30 2020-08-06 住友電気工業株式会社 焼結材、歯車、及び焼結材の製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3901661A (en) * 1972-04-06 1975-08-26 Toyo Kohan Co Ltd Prealloyed steel powder for formation of structural parts by powder forging and powder forged article for structural parts
US3881912A (en) * 1973-12-28 1975-05-06 Hoeganaes Corp Welding filler material
JPS6123701A (ja) 1984-07-11 1986-02-01 Sumitomo Metal Ind Ltd 鉄系部品製造用粉末冶金原料粉
US4971755A (en) * 1989-03-20 1990-11-20 Kawasaki Steel Corporation Method for preparing powder metallurgical sintered product
JP2608178B2 (ja) 1990-11-07 1997-05-07 川崎製鉄株式会社 粉末冶金用鉄粉
JP3957331B2 (ja) 1993-05-18 2007-08-15 Ｊｆｅスチール株式会社 粉末冶金用水アトマイズ鉄粉の製造方法
CN1104570A (zh) * 1993-05-18 1995-07-05 川崎制铁株式会社 粉末冶金用的水雾化铁粉及其制造方法

Also Published As

Publication number Publication date
US6638335B2 (en) 2003-10-28
CA2381507A1 (en) 2002-10-20
CA2381507C (en) 2009-11-24
SE523807C2 (sv) 2004-05-18
CA2381507E (en) 2002-10-20
SE0201138L (sv) 2002-10-21
JP2002317204A (ja) 2002-10-31
US20030070508A1 (en) 2003-04-17
JP4078512B2 (ja) 2008-04-23
SE0201138D0 (sv) 2002-04-16
USRE45647E1 (en) 2015-08-11

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RPOP Patent has been republished in amended form after opposition
NUG Patent has lapsed