CN103878377A - 稀土磁铁用合金粉末、以及稀土磁铁的制造方法 - Google Patents
稀土磁铁用合金粉末、以及稀土磁铁的制造方法 Download PDFInfo
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- CN103878377A CN103878377A CN201410125331.8A CN201410125331A CN103878377A CN 103878377 A CN103878377 A CN 103878377A CN 201410125331 A CN201410125331 A CN 201410125331A CN 103878377 A CN103878377 A CN 103878377A
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- 229910052727 yttrium Inorganic materials 0.000 claims abstract description 5
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims abstract description 5
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- 235000012054 meals Nutrition 0.000 claims description 17
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- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 14
- 238000001816 cooling Methods 0.000 claims description 13
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- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
Abstract
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CN201410125331.8A CN103878377B (zh) | 2014-03-31 | 2014-03-31 | 稀土磁铁用合金粉末、以及稀土磁铁的制造方法 |
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CN103878377A true CN103878377A (zh) | 2014-06-25 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104107908A (zh) * | 2014-07-26 | 2014-10-22 | 宿州学院 | 一种钕铁硼合金制粉用抗氧化剂 |
CN106448985A (zh) * | 2015-09-28 | 2017-02-22 | 厦门钨业股份有限公司 | 一种复合含有Pr和W的R‑Fe‑B系稀土烧结磁铁 |
CN106935390A (zh) * | 2015-12-31 | 2017-07-07 | 厦门钨业股份有限公司 | 一种稀土烧结磁铁的表面处理方法 |
CN110021466A (zh) * | 2017-12-28 | 2019-07-16 | 厦门钨业股份有限公司 | 一种R-Fe-B-Cu-Al系烧结磁铁及其制备方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI632564B (zh) * | 2016-12-23 | 2018-08-11 | 中國鋼鐵股份有限公司 | 以細粉製造釹鐵硼磁石的方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3231034B1 (ja) * | 2000-05-09 | 2001-11-19 | 住友特殊金属株式会社 | 希土類磁石およびその製造方法 |
JP2002208509A (ja) * | 2000-11-08 | 2002-07-26 | Sumitomo Special Metals Co Ltd | 希土類磁石およびその製造方法 |
JP2004337742A (ja) * | 2003-05-15 | 2004-12-02 | Tdk Corp | 粉砕システム、r−t−b系永久磁石の製造方法、r−t−b系永久磁石 |
WO2006001355A1 (ja) * | 2004-06-25 | 2006-01-05 | Tdk Corporation | 希土類焼結磁石、希土類焼結磁石用原料合金粉末及び希土類焼結磁石の製造方法 |
CN102842419A (zh) * | 2012-09-12 | 2012-12-26 | 厦门钨业股份有限公司 | 烧结钕-铁-硼磁铁的制作方法及其装置 |
CN103339277A (zh) * | 2011-01-31 | 2013-10-02 | 日立金属株式会社 | R-t-b系烧结磁铁的制造方法 |
CN103600070A (zh) * | 2013-10-24 | 2014-02-26 | 厦门钨业股份有限公司 | 稀土合金磁性粉末成形体的制造方法和稀土磁铁的制造方法 |
-
2014
- 2014-03-31 CN CN201410125331.8A patent/CN103878377B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3231034B1 (ja) * | 2000-05-09 | 2001-11-19 | 住友特殊金属株式会社 | 希土類磁石およびその製造方法 |
JP2002208509A (ja) * | 2000-11-08 | 2002-07-26 | Sumitomo Special Metals Co Ltd | 希土類磁石およびその製造方法 |
JP2004337742A (ja) * | 2003-05-15 | 2004-12-02 | Tdk Corp | 粉砕システム、r−t−b系永久磁石の製造方法、r−t−b系永久磁石 |
WO2006001355A1 (ja) * | 2004-06-25 | 2006-01-05 | Tdk Corporation | 希土類焼結磁石、希土類焼結磁石用原料合金粉末及び希土類焼結磁石の製造方法 |
CN103339277A (zh) * | 2011-01-31 | 2013-10-02 | 日立金属株式会社 | R-t-b系烧结磁铁的制造方法 |
CN102842419A (zh) * | 2012-09-12 | 2012-12-26 | 厦门钨业股份有限公司 | 烧结钕-铁-硼磁铁的制作方法及其装置 |
CN103600070A (zh) * | 2013-10-24 | 2014-02-26 | 厦门钨业股份有限公司 | 稀土合金磁性粉末成形体的制造方法和稀土磁铁的制造方法 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104107908A (zh) * | 2014-07-26 | 2014-10-22 | 宿州学院 | 一种钕铁硼合金制粉用抗氧化剂 |
CN104107908B (zh) * | 2014-07-26 | 2015-12-02 | 宿州学院 | 一种钕铁硼合金制粉用抗氧化剂 |
CN106448985A (zh) * | 2015-09-28 | 2017-02-22 | 厦门钨业股份有限公司 | 一种复合含有Pr和W的R‑Fe‑B系稀土烧结磁铁 |
WO2017054674A1 (zh) * | 2015-09-28 | 2017-04-06 | 厦门钨业股份有限公司 | 一种复合含有Pr和W的R-Fe-B系稀土烧结磁铁 |
CN108352233A (zh) * | 2015-09-28 | 2018-07-31 | 厦门钨业股份有限公司 | 一种复合含有Pr和W的R-Fe-B系稀土烧结磁铁 |
US10971289B2 (en) | 2015-09-28 | 2021-04-06 | Xiamen Tungsten Co., Ltd. | Composite R-Fe-B series rare earth sintered magnet comprising Pr and W |
CN106935390A (zh) * | 2015-12-31 | 2017-07-07 | 厦门钨业股份有限公司 | 一种稀土烧结磁铁的表面处理方法 |
CN110021466A (zh) * | 2017-12-28 | 2019-07-16 | 厦门钨业股份有限公司 | 一种R-Fe-B-Cu-Al系烧结磁铁及其制备方法 |
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Effective date of registration: 20190625 Address after: No. 1005 Anling Road, Huli District, Xiamen City, Fujian Province, 361000 Co-patentee after: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. Patentee after: XIAMEN TUNGSTEN Co.,Ltd. Address before: 361015 No. 1005 Anling Road, Huli District, Xiamen City, Fujian Province Patentee before: XIAMEN TUNGSTEN Co.,Ltd. |
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Effective date of registration: 20220712 Address after: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Patentee after: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. Address before: No. 1005 Anling Road, Huli District, Xiamen City, Fujian Province, 361000 Patentee before: XIAMEN TUNGSTEN Co.,Ltd. Patentee before: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. |
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Address after: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Patentee after: Fujian Jinlong Rare Earth Co.,Ltd. Address before: 366300 new industrial zone, Changting Economic Development Zone, Longyan City, Fujian Province Patentee before: FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH Co.,Ltd. |
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