ZA200610510B - Lubricants for insulated soft magnetic iron-based powder compositions - Google Patents

Lubricants for insulated soft magnetic iron-based powder compositions Download PDF

Info

Publication number: ZA200610510B
Authority: ZA; South Africa
Prior art keywords: powder; iron; weight; particles; lubricant
Prior art date: 2004-06-23

Application number

ZA200610510A

Other languages

English (en)

Inventor

Vidarsson Hilmar

Skoglund Paul

Bjorn Skorman

Original Assignee

Hoeganaes Ab

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.)

2004-06-23

Filing date

2005-06-21

Publication date

2008-06-25

2005-06-21 Application filed by Hoeganaes Ab filed Critical Hoeganaes Ab

2008-06-25 Publication of ZA200610510B publication Critical patent/ZA200610510B/en

Links

239000000843 powder Substances 0.000 title claims abstract description 80
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 72
239000000314 lubricant Substances 0.000 title claims abstract description 47
239000000203 mixture Substances 0.000 title claims abstract description 39
229910052742 iron Inorganic materials 0.000 title claims abstract description 35
230000005291 magnetic effect Effects 0.000 title claims abstract description 15
239000002245 particle Substances 0.000 claims abstract description 37
239000007788 liquid Substances 0.000 claims abstract description 10
238000001035 drying Methods 0.000 claims abstract description 5
238000000576 coating method Methods 0.000 claims abstract description 4
238000002844 melting Methods 0.000 claims abstract description 4
230000008018 melting Effects 0.000 claims abstract description 4
239000011248 coating agent Substances 0.000 claims abstract description 3
230000001419 dependent effect Effects 0.000 claims abstract 3
238000005056 compaction Methods 0.000 claims description 11
239000007787 solid Substances 0.000 claims description 10
238000000034 method Methods 0.000 claims description 9
239000003921 oil Substances 0.000 claims description 7
239000000654 additive Substances 0.000 claims description 6
PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 4
239000003112 inhibitor Substances 0.000 claims description 4
238000002156 mixing Methods 0.000 claims description 3
229920001223 polyethylene glycol Polymers 0.000 claims description 3
239000005069 Extreme pressure additive Substances 0.000 claims description 2
241001465754 Metazoa Species 0.000 claims description 2
235000014113 dietary fatty acids Nutrition 0.000 claims description 2
239000000194 fatty acid Substances 0.000 claims description 2
229930195729 fatty acid Natural products 0.000 claims description 2
150000004665 fatty acids Chemical class 0.000 claims description 2
235000011187 glycerol Nutrition 0.000 claims description 2
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 2
239000002480 mineral oil Substances 0.000 claims description 2
230000003647 oxidation Effects 0.000 claims description 2
238000007254 oxidation reaction Methods 0.000 claims description 2
229920001451 polypropylene glycol Polymers 0.000 claims description 2
239000006254 rheological additive Substances 0.000 claims description 2
235000013311 vegetables Nutrition 0.000 claims description 2
238000003466 welding Methods 0.000 claims description 2
239000006057 Non-nutritive feed additive Substances 0.000 claims 1
239000011230 binding agent Substances 0.000 claims 1
239000003795 chemical substances by application Substances 0.000 claims 1
239000011347 resin Substances 0.000 claims 1
229920005989 resin Polymers 0.000 claims 1
239000010687 lubricating oil Substances 0.000 description 20
238000005461 lubrication Methods 0.000 description 8
238000009826 distribution Methods 0.000 description 7
230000001050 lubricating effect Effects 0.000 description 6
235000019198 oils Nutrition 0.000 description 5
239000000523 sample Substances 0.000 description 5
150000001875 compounds Chemical class 0.000 description 4
239000000126 substance Substances 0.000 description 4
239000000463 material Substances 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
239000002202 Polyethylene glycol Substances 0.000 description 2
235000019484 Rapeseed oil Nutrition 0.000 description 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
238000007792 addition Methods 0.000 description 2
238000005275 alloying Methods 0.000 description 2
239000002131 composite material Substances 0.000 description 2
239000010419 fine particle Substances 0.000 description 2
239000006247 magnetic powder Substances 0.000 description 2
238000004519 manufacturing process Methods 0.000 description 2
150000004702 methyl esters Chemical class 0.000 description 2
239000005022 packaging material Substances 0.000 description 2
230000035699 permeability Effects 0.000 description 2
238000004080 punching Methods 0.000 description 2
239000013074 reference sample Substances 0.000 description 2
239000000741 silica gel Substances 0.000 description 2
229910002027 silica gel Inorganic materials 0.000 description 2
JLVSRWOIZZXQAD-UHFFFAOYSA-N 2,3-disulfanylpropane-1-sulfonic acid Chemical compound OS(=O)(=O)CC(S)CS JLVSRWOIZZXQAD-UHFFFAOYSA-N 0.000 description 1
ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
229940126655 NDI-034858 Drugs 0.000 description 1
241000290929 Nimbus Species 0.000 description 1
DIOYAVUHUXAUPX-KHPPLWFESA-N Oleoyl sarcosine Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)N(C)CC(O)=O DIOYAVUHUXAUPX-KHPPLWFESA-N 0.000 description 1
229920002565 Polyethylene Glycol 400 Polymers 0.000 description 1
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
229910001315 Tool steel Inorganic materials 0.000 description 1
239000004411 aluminium Substances 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
229910052796 boron Inorganic materials 0.000 description 1
239000011651 chromium Substances 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
239000011362 coarse particle Substances 0.000 description 1
-1 cobolt Chemical compound 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
150000002148 esters Chemical class 0.000 description 1
230000005294 ferromagnetic effect Effects 0.000 description 1
BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
230000006698 induction Effects 0.000 description 1
230000001788 irregular Effects 0.000 description 1
238000011031 large-scale manufacturing process Methods 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
LYRFLYHAGKPMFH-UHFFFAOYSA-N octadecanamide Chemical compound CCCCCCCCCCCCCCCCCC(N)=O LYRFLYHAGKPMFH-UHFFFAOYSA-N 0.000 description 1
229920001296 polysiloxane Polymers 0.000 description 1
238000004663 powder metallurgy Methods 0.000 description 1
239000010703 silicon Substances 0.000 description 1
229910052710 silicon Inorganic materials 0.000 description 1
238000005507 spraying Methods 0.000 description 1
230000003068 static effect Effects 0.000 description 1
229920001169 thermoplastic Polymers 0.000 description 1
239000004416 thermosoftening plastic Substances 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
238000009692 water atomization Methods 0.000 description 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
- H01F1/22—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/24—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
- 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
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12181—Composite powder [e.g., coated, etc.]

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Chemical & Material Sciences (AREA)
Dispersion Chemistry (AREA)
Manufacturing & Machinery (AREA)
Powder Metallurgy (AREA)
Lubricants (AREA)
Soft Magnetic Materials (AREA)
Paints Or Removers (AREA)

ZA200610510A 2004-06-23 2005-06-21 Lubricants for insulated soft magnetic iron-based powder compositions ZA200610510B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE0401644A SE0401644D0 (sv)	2004-06-23	2004-06-23	Lubricants for insulated soft magnetic iron-based powder compositions

Publications (1)

Publication Number	Publication Date
ZA200610510B true ZA200610510B (en)	2008-06-25

Family

ID=32733676

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA200610510A ZA200610510B (en)	2004-06-23	2005-06-21	Lubricants for insulated soft magnetic iron-based powder compositions

Country Status (16)

Country	Link
US (1)	US7718082B2 (fr)
EP (1)	EP1758700B1 (fr)
JP (1)	JP4629102B2 (fr)
CN (1)	CN100488667C (fr)
AT (1)	ATE441493T1 (fr)
AU (1)	AU2005257719B2 (fr)
BR (1)	BRPI0512313B8 (fr)
CA (1)	CA2571777C (fr)
DE (1)	DE602005016401D1 (fr)
MX (1)	MXPA06014484A (fr)
RU (1)	RU2352437C2 (fr)
SE (1)	SE0401644D0 (fr)
TW (1)	TWI288177B (fr)
UA (1)	UA82299C2 (fr)
WO (1)	WO2006001763A1 (fr)
ZA (1)	ZA200610510B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE0401042D0 (sv) *	2004-04-21	2004-04-21	Hoeganaes Ab	Lubricants for metallurgical powder compositions
CN101977712B (zh) *	2008-03-20	2012-12-12	霍加纳斯股份有限公司	铁磁粉末组合物及其制造方法
JP5650928B2 (ja) *	2009-06-30	2015-01-07	住友電気工業株式会社	軟磁性材料、成形体、圧粉磁心、電磁部品、軟磁性材料の製造方法および圧粉磁心の製造方法
US9475945B2 (en) *	2013-10-03	2016-10-25	Kennametal Inc.	Aqueous slurry for making a powder of hard material
US9657993B2 (en)	2015-02-20	2017-05-23	Gestion Mcmarland Inc.	Solid agglomerate of fine metal particles comprising a liquid oily lubricant and method for making same
JP6849459B2 (ja)	2017-02-02	2021-03-24	株式会社神戸製鋼所	粉末冶金用混合粉末
JP6849460B2 (ja)	2017-02-03	2021-03-24	株式会社神戸製鋼所	粉末冶金用混合粉末及びその製造方法
CN113990595A (zh) *	2021-09-23	2022-01-28	深圳市岑科实业有限公司	一种软磁合金材料、制备方法及电感产品

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3014825A (en) *	1959-12-03	1961-12-26	Western Electric Co	Magnetic cores and methods of making the same
US3728110A (en) *	1968-12-10	1973-04-17	Scm Corp	Process for forming a sintered briquette
GB1458961A (en) *	1973-12-19	1976-12-22	Grace W R & Co	Preparation of porous metal structures
US4002474A (en) *	1975-07-31	1977-01-11	H. L. Blachford Limited	Lubricants for powdered metals
US5135566A (en) *	1987-09-30	1992-08-04	Kawasaki Steel Corporation	Iron base powder mixture and method
US4765950A (en)	1987-10-07	1988-08-23	Risi Industries, Inc.	Process for fabricating parts from particulate material
SU1547947A1 (ru) *	1988-07-29	1990-03-07	Институт химии высокомолекулярных соединений АН УССР	Способ подготовки порошковой шихты твердых сплавов к прессованию
US5256185A (en)	1992-07-17	1993-10-26	Hoeganaes Corporation	Method for preparing binder-treated metallurgical powders containing an organic lubricant
US5368630A (en) *	1993-04-13	1994-11-29	Hoeganaes Corporation	Metal powder compositions containing binding agents for elevated temperature compaction
JP3258765B2 (ja) *	1993-06-02	2002-02-18	川崎製鉄株式会社	高強度鉄系焼結体の製造方法
JPH07211532A (ja) *	1994-01-24	1995-08-11	Tokin Corp	圧粉磁芯
JPH08120393A (ja) *	1994-08-26	1996-05-14	Sumitomo Special Metals Co Ltd	Ｆｅ−Ｓｉ系軟質磁性焼結合金の製造方法
GB9624999D0 (en) *	1996-11-30	1997-01-15	Brico Eng	Iron-based powder
DE19735271C2 (de) *	1997-08-14	2000-05-04	Bosch Gmbh Robert	Weichmagnetischer, formbarer Verbundwerkstoff und Verfahren zu dessen Herstellung
US5976215A (en) *	1997-08-29	1999-11-02	Kawasaki Steel Corporation	Iron-based powder mixture for powder metallurgy and process for preparing the same
US6372348B1 (en) *	1998-11-23	2002-04-16	Hoeganaes Corporation	Annealable insulated metal-based powder particles
JP3873547B2 (ja) *	1999-04-08	2007-01-24	Ｊｆｅスチール株式会社	粉末冶金用鉄基混合粉
RU2162390C1 (ru) *	1999-12-09	2001-01-27	Общество с ограниченной ответственностью фирма "Спецметаллы"	Железный порошок, полученный распылением металлов
US6534564B2 (en) *	2000-05-31	2003-03-18	Hoeganaes Corporation	Method of making metal-based compacted components and metal-based powder compositions suitable for cold compaction
US6464751B2 (en) *	2000-10-06	2002-10-15	Kawasaki Steel Corporation	Iron-based powders for powder metallurgy
SE0101343D0 (sv) *	2001-04-17	2001-04-17	Hoeganaes Ab	Ikon powder composition
US6679935B2 (en) *	2001-08-14	2004-01-20	Apex Advanced Technologies, Llc	Lubricant system for use in powdered metals
JP2003224017A (ja) *	2002-01-28	2003-08-08	Kobe Steel Ltd	圧粉磁心およびその製造方法
JP4615191B2 (ja) *	2002-02-20	2011-01-19	Ｊｆｅスチール株式会社	鉄基焼結体の製造方法
SI21266A (sl)	2002-07-24	2004-02-29	Institut "Jo�Ef Stefan"	Suspenzije prahov za plastično oblikovanje pri sobni temperaturi in postopki oblikovanja te suspenzije
JP4234380B2 (ja) *	2002-09-10	2009-03-04	日鉱金属株式会社	粉末冶金用金属粉末及び鉄系焼結体
SE0401042D0 (sv)	2004-04-21	2004-04-21	Hoeganaes Ab	Lubricants for metallurgical powder compositions

2004
- 2004-06-23 SE SE0401644A patent/SE0401644D0/xx unknown
2005
- 2005-06-21 EP EP05755041A patent/EP1758700B1/fr not_active Expired - Lifetime
- 2005-06-21 JP JP2007518007A patent/JP4629102B2/ja not_active Expired - Fee Related
- 2005-06-21 RU RU2007102278/02A patent/RU2352437C2/ru not_active IP Right Cessation
- 2005-06-21 BR BRPI0512313A patent/BRPI0512313B8/pt not_active IP Right Cessation
- 2005-06-21 UA UAA200700648A patent/UA82299C2/uk unknown
- 2005-06-21 AU AU2005257719A patent/AU2005257719B2/en not_active Ceased
- 2005-06-21 CA CA002571777A patent/CA2571777C/fr not_active Expired - Fee Related
- 2005-06-21 MX MXPA06014484A patent/MXPA06014484A/es active IP Right Grant
- 2005-06-21 DE DE602005016401T patent/DE602005016401D1/de not_active Expired - Lifetime
- 2005-06-21 US US11/628,638 patent/US7718082B2/en not_active Expired - Fee Related
- 2005-06-21 WO PCT/SE2005/000977 patent/WO2006001763A1/fr not_active Ceased
- 2005-06-21 ZA ZA200610510A patent/ZA200610510B/en unknown
- 2005-06-21 CN CNB200580020774XA patent/CN100488667C/zh not_active Expired - Fee Related
- 2005-06-21 AT AT05755041T patent/ATE441493T1/de active
- 2005-06-23 TW TW094120987A patent/TWI288177B/zh not_active IP Right Cessation

Also Published As

Publication number	Publication date
UA82299C2 (uk)	2008-03-25
SE0401644D0 (sv)	2004-06-23
AU2005257719B2 (en)	2008-01-31
DE602005016401D1 (de)	2009-10-15
RU2007102278A (ru)	2008-07-27
CN100488667C (zh)	2009-05-20
CA2571777A1 (fr)	2006-01-05
TWI288177B (en)	2007-10-11
BRPI0512313B1 (pt)	2014-01-21
EP1758700A1 (fr)	2007-03-07
JP4629102B2 (ja)	2011-02-09
RU2352437C2 (ru)	2009-04-20
EP1758700B1 (fr)	2009-09-02
ATE441493T1 (de)	2009-09-15
WO2006001763A1 (fr)	2006-01-05
BRPI0512313B8 (pt)	2016-05-24
TW200615385A (en)	2006-05-16
CN1972772A (zh)	2007-05-30
US7718082B2 (en)	2010-05-18
BRPI0512313A (pt)	2008-02-26
JP2008503653A (ja)	2008-02-07
AU2005257719A1 (en)	2006-01-05
US20080019859A1 (en)	2008-01-24
MXPA06014484A (es)	2007-03-01
CA2571777C (fr)	2010-03-09

Publication	Publication Date	Title
US7871453B2 (en)	2011-01-18	Coarse iron or iron-based powder composition containing specific lubricant
JP2010285633A (ja)	2010-12-24	粉末冶金用混合粉末の製造方法、及び焼結体の製造方法
CA2571777C (fr)	2010-03-09	Lubrifiants pour compositions en poudre a base de fer a aimantation temporaire isole
US20030230166A1 (en)	2003-12-18	Powder composition
WO2005099937A2 (fr)	2005-10-27	Compositions metallurgiques en poudre et methodes de preparation desdites compositions
CA2248447C (fr)	2003-05-06	Lubrifiants a base d'acide borique pour metaux en poudre et compositions metalliques frittees a base de tels lubrifiants
JP6760504B2 (ja)	2020-09-23	粉末冶金用粉末混合物およびその製造方法
KR100845392B1 (ko)	2008-07-09	절연된 연자성 철계 분말 조성물용 윤활제
JP5223547B2 (ja)	2013-06-26	粉末冶金用鉄基混合粉末
JP2009280906A (ja)	2009-12-03	粉末冶金用鉄基混合粉末
KR20230059880A (ko)	2023-05-04	철계 혼합분말 및 그 제조방법
WO2024053141A1 (fr)	2024-03-14	Poudre mélangée pour métallurgie des poudres
CN105251990A (zh)	2016-01-20	一种铁基粉末冶金组合物及其制备方法
US20090028742A1 (en)	2009-01-29	Dry powder metal compositions and methods of making and using the same