CN101767200B - 一种微细球形Nd-Fe-B粉的制备方法 - Google Patents
一种微细球形Nd-Fe-B粉的制备方法 Download PDFInfo
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- CN101767200B CN101767200B CN2010100337322A CN201010033732A CN101767200B CN 101767200 B CN101767200 B CN 101767200B CN 2010100337322 A CN2010100337322 A CN 2010100337322A CN 201010033732 A CN201010033732 A CN 201010033732A CN 101767200 B CN101767200 B CN 101767200B
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- Prior art keywords
- powder
- hydrogen
- preparation
- minute spherical
- spherical
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- 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
- C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
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- 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
- B22F1/06—Metallic powder characterised by the shape of the particles
- B22F1/065—Spherical particles
-
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/023—Hydrogen absorption
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/025—Making ferrous alloys by powder metallurgy having an intermetallic of the REM-Fe type which is not magnetic
-
- 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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
Claims (5)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010100337322A CN101767200B (zh) | 2010-01-05 | 2010-01-05 | 一种微细球形Nd-Fe-B粉的制备方法 |
PCT/CN2010/077380 WO2011082595A1 (zh) | 2010-01-05 | 2010-09-27 | 一种微细球形nd-fe-b粉的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010100337322A CN101767200B (zh) | 2010-01-05 | 2010-01-05 | 一种微细球形Nd-Fe-B粉的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101767200A CN101767200A (zh) | 2010-07-07 |
CN101767200B true CN101767200B (zh) | 2012-05-09 |
Family
ID=42500386
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2010100337322A Expired - Fee Related CN101767200B (zh) | 2010-01-05 | 2010-01-05 | 一种微细球形Nd-Fe-B粉的制备方法 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN101767200B (zh) |
WO (1) | WO2011082595A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101767200B (zh) * | 2010-01-05 | 2012-05-09 | 北京科技大学 | 一种微细球形Nd-Fe-B粉的制备方法 |
CN104582877A (zh) * | 2012-03-23 | 2015-04-29 | 苹果公司 | 无定形合金铸块的连续无模制造 |
CN102888498A (zh) * | 2012-11-01 | 2013-01-23 | 山西京宇天成科技有限公司 | 一种钕铁硼双相脱氢工艺方法 |
CN105215372B (zh) * | 2015-10-21 | 2017-08-29 | 龙岩紫荆创新研究院 | 一种3d打印用钕铁硼磁粉的制备 |
TWI628016B (zh) * | 2016-08-22 | 2018-07-01 | 中國鋼鐵股份有限公司 | 釹鐵硼合金的氫碎製程 |
CN108213404B (zh) | 2016-12-21 | 2022-01-28 | 三环瓦克华(北京)磁性器件有限公司 | 制备钕铁硼永磁材料的微粉、靶式气流磨制粉方法及出粉 |
EP4176094A1 (en) * | 2020-07-01 | 2023-05-10 | Yeda Research and Development Co. Ltd | Recovery of rare earth metals from ferromagnetic alloys |
CN114101693A (zh) * | 2020-08-31 | 2022-03-01 | 厦门稀土材料研究所 | 一种用于3d打印的低氧铕镍粉体及其制备方法 |
CN115889794A (zh) * | 2022-11-14 | 2023-04-04 | 北京兴荣源科技有限公司 | 一种低成本球形钴铬钼3d打印粉的制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1171313A (zh) * | 1997-05-23 | 1998-01-28 | 冶金工业部钢铁研究总院 | 一种永磁体粉末的制备方法 |
CN1326834A (zh) * | 2001-05-21 | 2001-12-19 | 董中天 | 钕铁硼多工位氢化制粉工艺及设备 |
CN1442258A (zh) * | 2002-03-05 | 2003-09-17 | 赵宇靖 | 破碎稀土永磁材料的氢爆炉和氢爆工艺 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6316603A (ja) * | 1986-06-04 | 1988-01-23 | Tohoku Metal Ind Ltd | 焼結型希土類磁石の製造方法 |
JPS6433905A (en) * | 1987-07-30 | 1989-02-03 | Japan Steel Works Ltd | Manufacture of magnetic powder for resin bonded permanent magnet |
CN1014688B (zh) * | 1988-12-31 | 1991-11-13 | 吴成义 | 钕铁硼球形非晶微晶粉末制备方法 |
CN1027577C (zh) * | 1993-03-01 | 1995-02-08 | 冶金工业部钢铁研究总院 | 稀土永磁粉末的制取方法 |
CN100518480C (zh) * | 2007-07-09 | 2009-07-22 | 四川大学 | 一种稀土铁基吸波材料及其制备方法 |
CN101767200B (zh) * | 2010-01-05 | 2012-05-09 | 北京科技大学 | 一种微细球形Nd-Fe-B粉的制备方法 |
-
2010
- 2010-01-05 CN CN2010100337322A patent/CN101767200B/zh not_active Expired - Fee Related
- 2010-09-27 WO PCT/CN2010/077380 patent/WO2011082595A1/zh active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1171313A (zh) * | 1997-05-23 | 1998-01-28 | 冶金工业部钢铁研究总院 | 一种永磁体粉末的制备方法 |
CN1326834A (zh) * | 2001-05-21 | 2001-12-19 | 董中天 | 钕铁硼多工位氢化制粉工艺及设备 |
CN1442258A (zh) * | 2002-03-05 | 2003-09-17 | 赵宇靖 | 破碎稀土永磁材料的氢爆炉和氢爆工艺 |
Non-Patent Citations (2)
Title |
---|
JP平1-132106A 1989.05.24 |
JP特开平9-143514A 1997.06.03 |
Also Published As
Publication number | Publication date |
---|---|
WO2011082595A1 (zh) | 2011-07-14 |
CN101767200A (zh) | 2010-07-07 |
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Application publication date: 20100707 Assignee: System in Beijing Jing magnetoelectricity work Science and Technology Ltd. Assignor: University of Science and Technology Beijing Contract record no.: 2013990000079 Denomination of invention: Minute spherical Nd-Fe-B powder preparation method Granted publication date: 20120509 License type: Exclusive License Record date: 20130306 |
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