WO2003045611A1 - Procede et appareil permettant de produire une poudre d'un alliage de terres rares et procede permettant de produire un comprime fritte d'un alliage de terres rares - Google Patents
Procede et appareil permettant de produire une poudre d'un alliage de terres rares et procede permettant de produire un comprime fritte d'un alliage de terres rares Download PDFInfo
- Publication number
- WO2003045611A1 WO2003045611A1 PCT/JP2002/012399 JP0212399W WO03045611A1 WO 2003045611 A1 WO2003045611 A1 WO 2003045611A1 JP 0212399 W JP0212399 W JP 0212399W WO 03045611 A1 WO03045611 A1 WO 03045611A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rare earth
- earth alloy
- producing
- powder
- granulated powder
- Prior art date
Links
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
- H01F1/032—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 hard-magnetic materials
- H01F1/04—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 hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
- H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
- H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/16—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by suspending the powder material in a gas, e.g. in fluidised beds or as a falling curtain
-
- 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
- B22F1/14—Treatment of metallic powder
- B22F1/148—Agglomerating
-
- 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
- H01F1/032—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 hard-magnetic materials
- H01F1/04—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 hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
-
- 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
- H01F1/032—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 hard-magnetic materials
- H01F1/04—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 hard-magnetic materials metals or alloys
- H01F1/047—Alloys characterised by their composition
- H01F1/053—Alloys characterised by their composition containing rare earth metals
- H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
- H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
- H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
-
- 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
- H01F41/0253—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 for manufacturing permanent magnets
- H01F41/0273—Imparting anisotropy
-
- 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
-
- 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
- B22F2998/10—Processes characterised by the sequence of their steps
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2002349595A AU2002349595A1 (en) | 2001-11-28 | 2002-11-27 | Method and apparatus for producing granulated powder of rare earth alloy and method for producing rare earth alloy sintered compact |
US10/497,058 US7622010B2 (en) | 2001-11-28 | 2002-11-27 | Method and apparatus for producing granulated powder of rare earth alloy and method for producing rare earth alloy sintered compact |
DE10297484T DE10297484B4 (de) | 2001-11-28 | 2002-11-27 | Verfahren und Vorrichtung zur Herstellung eines granulierten Seltenerdmetall-Legierungspulvers und Verfahren zur Herstellung eines Seltenerdmetall-Legierungssinterkörpers |
US12/573,374 US7931756B2 (en) | 2001-11-28 | 2009-10-05 | Method and machine of making rare-earth alloy granulated powder and method of making rare-earth alloy sintered body |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001362436A JP4089212B2 (ja) | 2001-11-28 | 2001-11-28 | 希土類合金の造粒粉の製造方法および希土類合金焼結体の製造方法 |
JP2001-362436 | 2001-11-28 | ||
JP2002298621A JP4240988B2 (ja) | 2002-10-11 | 2002-10-11 | 希土類合金の造粒粉の製造方法、希土類合金の造粒粉の製造装置および希土類合金焼結体の製造方法 |
JP2002-298621 | 2002-10-11 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10497058 A-371-Of-International | 2002-11-27 | ||
US12/573,374 Division US7931756B2 (en) | 2001-11-28 | 2009-10-05 | Method and machine of making rare-earth alloy granulated powder and method of making rare-earth alloy sintered body |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003045611A1 true WO2003045611A1 (fr) | 2003-06-05 |
Family
ID=26624734
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2002/012399 WO2003045611A1 (fr) | 2001-11-28 | 2002-11-27 | Procede et appareil permettant de produire une poudre d'un alliage de terres rares et procede permettant de produire un comprime fritte d'un alliage de terres rares |
Country Status (5)
Country | Link |
---|---|
US (2) | US7622010B2 (ja) |
CN (1) | CN1261260C (ja) |
AU (1) | AU2002349595A1 (ja) |
DE (1) | DE10297484B4 (ja) |
WO (1) | WO2003045611A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8439998B2 (en) | 2004-12-06 | 2013-05-14 | Sunrex Kogyo Co., Ltd. | Manufacturing method of metal product and metal product |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101811191B (zh) * | 2003-05-27 | 2011-09-21 | 日立金属株式会社 | 稀土类合金造粒粉的制造装置 |
RU2009123435A (ru) * | 2006-11-21 | 2010-12-27 | Улвак, Инк. (Jp) | Способ изготовления ориентированного тела, прессованного тела и спеченного тела, а также способ изготовления постоянного магнита |
EP2017859B1 (en) | 2007-07-20 | 2012-08-29 | Siemens Aktiengesellschaft | Magnet pole piece and method for its manufacturing |
FR2930455A1 (fr) * | 2008-04-29 | 2009-10-30 | Slb Internat Sarl | Chambre d'optimisation pour champs magnetiques |
WO2011122577A1 (ja) * | 2010-03-30 | 2011-10-06 | Tdk株式会社 | 希土類焼結磁石及びその製造方法、並びにモータ及び自動車 |
US10375901B2 (en) | 2014-12-09 | 2019-08-13 | Mtd Products Inc | Blower/vacuum |
CN112563009B (zh) * | 2019-09-10 | 2024-04-02 | 宁波科宁达工业有限公司 | 一种利用回收压坯制备烧结磁体的方法 |
CN114062407B (zh) * | 2021-10-13 | 2024-02-06 | 杭州电子科技大学 | 一种稀土磁性合金xrd分析的制样方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49119193A (ja) * | 1973-03-20 | 1974-11-14 | ||
JPS5120593A (ja) * | 1974-08-13 | 1976-02-18 | Matsushita Electric Ind Co Ltd | |
EP0429881A2 (en) * | 1989-11-17 | 1991-06-05 | Fuji Paudal Co., Ltd. | Dry granulating method and apparatus |
JPH0628213B2 (ja) * | 1987-10-28 | 1994-04-13 | 富士電気化学株式会社 | ボンド磁石の製造方法 |
JPH10140202A (ja) * | 1996-11-06 | 1998-05-26 | Sumitomo Special Metals Co Ltd | 異方性造粒粉の製造方法と製造装置 |
JPH11131101A (ja) * | 1997-10-29 | 1999-05-18 | Tokyo Seiko Co Ltd | 粉末冶金用金属粉の造粒方法及びその造粒装置 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5940560B2 (ja) | 1981-01-25 | 1984-10-01 | 東北金属工業株式会社 | 磁性粉末成型方法 |
US4792368A (en) | 1982-08-21 | 1988-12-20 | Sumitomo Special Metals Co., Ltd. | Magnetic materials and permanent magnets |
CA1316375C (en) * | 1982-08-21 | 1993-04-20 | Masato Sagawa | Magnetic materials and permanent magnets |
JPH0653882B2 (ja) * | 1985-02-05 | 1994-07-20 | 住友特殊金属株式会社 | ボンド磁石用合金粉末及びその製造方法 |
JPH0785394B2 (ja) | 1986-10-27 | 1995-09-13 | 株式会社東芝 | 酸化物陰極およびその製造方法 |
US4881986A (en) * | 1986-11-26 | 1989-11-21 | Tokin Corporation | Method for producing a rare earth metal-iron-boron anisotropic sintered magnet from rapidly-quenched rare earth metal-iron-boron alloy ribbon-like flakes |
JPS63237402A (ja) | 1987-03-25 | 1988-10-03 | Seiko Epson Corp | 希土類焼結磁石の製造方法 |
JP2571403B2 (ja) | 1987-11-10 | 1997-01-16 | 住友特殊金属株式会社 | 希土類磁石材料の製造方法 |
US5000800A (en) * | 1988-06-03 | 1991-03-19 | Masato Sagawa | Permanent magnet and method for producing the same |
JP3019953B2 (ja) | 1990-08-16 | 2000-03-15 | 不二パウダル株式会社 | 流動圧縮造粒装置 |
JP3032895B2 (ja) | 1990-07-11 | 2000-04-17 | 不二パウダル株式会社 | 流動造粒方法およびその装置 |
ATE167239T1 (de) | 1992-02-15 | 1998-06-15 | Santoku Metal Ind | Legierungsblock für einen dauermagnet, anisotropes pulver für einen dauermagnet, verfahren zur herstellung eines solchen und dauermagneten |
JP3174630B2 (ja) | 1992-07-10 | 2001-06-11 | 株式会社ハドソン | Romデバッガー装置 |
JP3326624B2 (ja) | 1992-07-22 | 2002-09-24 | 不二パウダル株式会社 | 圧力スイング造粒装置 |
US5575830A (en) | 1994-12-21 | 1996-11-19 | Sumitomo Special Metals Co., Ltd. | Fabrication methods and equipment for granulated powders |
US5666635A (en) * | 1994-10-07 | 1997-09-09 | Sumitomo Special Metals Co., Ltd. | Fabrication methods for R-Fe-B permanent magnets |
US6187259B1 (en) * | 1995-06-26 | 2001-02-13 | Sumitomo Special Metals Co., Ltd. | Method for preparing rare-earth system sintered magnet |
JP3490577B2 (ja) | 1996-08-22 | 2004-01-26 | 日立粉末冶金株式会社 | 粉末成形装置の粉末供給装置 |
EP0991086B1 (en) | 1998-04-22 | 2009-07-15 | Hitachi Metals, Limited | METHOD FOR PRODUCING R-Fe-B PERMANENT MAGNET, LUBRICATING AGENT AND RELEASE AGENT FOR USE IN SHAPING THE SAME |
EP1020285B1 (en) | 1998-12-28 | 2006-05-03 | Neomax Co., Ltd. | Process and apparatus for supplying rare earth metal-based alloy powder |
JP2001137684A (ja) | 1999-11-11 | 2001-05-22 | Fuji Paudal Co Ltd | バインダーレス造粒システム |
JP4698867B2 (ja) | 2001-03-29 | 2011-06-08 | 日立金属株式会社 | R−Fe−B系合金の造粒粉の製造方法およびR−Fe−B系合金焼結体の製造方法 |
-
2002
- 2002-11-27 DE DE10297484T patent/DE10297484B4/de not_active Expired - Lifetime
- 2002-11-27 AU AU2002349595A patent/AU2002349595A1/en not_active Abandoned
- 2002-11-27 WO PCT/JP2002/012399 patent/WO2003045611A1/ja active Application Filing
- 2002-11-27 US US10/497,058 patent/US7622010B2/en active Active
- 2002-11-27 CN CNB028049934A patent/CN1261260C/zh not_active Expired - Lifetime
-
2009
- 2009-10-05 US US12/573,374 patent/US7931756B2/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49119193A (ja) * | 1973-03-20 | 1974-11-14 | ||
JPS5120593A (ja) * | 1974-08-13 | 1976-02-18 | Matsushita Electric Ind Co Ltd | |
JPH0628213B2 (ja) * | 1987-10-28 | 1994-04-13 | 富士電気化学株式会社 | ボンド磁石の製造方法 |
EP0429881A2 (en) * | 1989-11-17 | 1991-06-05 | Fuji Paudal Co., Ltd. | Dry granulating method and apparatus |
JPH10140202A (ja) * | 1996-11-06 | 1998-05-26 | Sumitomo Special Metals Co Ltd | 異方性造粒粉の製造方法と製造装置 |
JPH11131101A (ja) * | 1997-10-29 | 1999-05-18 | Tokyo Seiko Co Ltd | 粉末冶金用金属粉の造粒方法及びその造粒装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8439998B2 (en) | 2004-12-06 | 2013-05-14 | Sunrex Kogyo Co., Ltd. | Manufacturing method of metal product and metal product |
Also Published As
Publication number | Publication date |
---|---|
US20050006005A1 (en) | 2005-01-13 |
US20100021335A1 (en) | 2010-01-28 |
US7622010B2 (en) | 2009-11-24 |
DE10297484T5 (de) | 2004-11-25 |
US7931756B2 (en) | 2011-04-26 |
DE10297484B4 (de) | 2006-10-19 |
AU2002349595A1 (en) | 2003-06-10 |
CN1261260C (zh) | 2006-06-28 |
CN1491143A (zh) | 2004-04-21 |
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