CN101209920B - 一种烧结永磁铁氧体及其制备方法 - Google Patents
一种烧结永磁铁氧体及其制备方法 Download PDFInfo
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- CN101209920B CN101209920B CN2007100709427A CN200710070942A CN101209920B CN 101209920 B CN101209920 B CN 101209920B CN 2007100709427 A CN2007100709427 A CN 2007100709427A CN 200710070942 A CN200710070942 A CN 200710070942A CN 101209920 B CN101209920 B CN 101209920B
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- sintered permanent
- ferrite
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- mean particle
- permanent ferrite
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CN2007100709427A CN101209920B (zh) | 2007-08-21 | 2007-08-21 | 一种烧结永磁铁氧体及其制备方法 |
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CN2007100709427A CN101209920B (zh) | 2007-08-21 | 2007-08-21 | 一种烧结永磁铁氧体及其制备方法 |
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CN101209920A CN101209920A (zh) | 2008-07-02 |
CN101209920B true CN101209920B (zh) | 2011-01-12 |
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Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102190501B (zh) * | 2010-03-08 | 2013-06-19 | 无锡斯贝尔磁性材料有限公司 | 一种MnZn铁氧体粉料的预烧工艺 |
CN102701721B (zh) * | 2012-05-23 | 2013-09-11 | 安徽龙磁科技股份有限公司 | 一种低成本烧结钙永磁铁氧体及其制备方法 |
CN103274678B (zh) * | 2013-06-14 | 2014-11-19 | 南通飞来福磁铁有限公司 | 一种六角晶系永磁铁氧体的制备方法 |
CN104003702B (zh) * | 2014-02-27 | 2015-10-21 | 横店集团东磁股份有限公司 | 一种钙永磁铁氧体材料的制备方法 |
CN103979950B (zh) * | 2014-04-30 | 2015-07-08 | 中钢天源(马鞍山)通力磁材有限公司 | 一种高性能铁氧体磁体的制备方法及其磁体 |
CN104496444B (zh) * | 2014-09-15 | 2018-06-05 | 横店集团东磁股份有限公司 | 一种低成本烧结永磁铁氧体材料及其制备方法 |
CN108455981A (zh) * | 2018-03-08 | 2018-08-28 | 横店集团东磁股份有限公司 | 一种永磁铁氧体材料及其制备方法 |
CN109354488A (zh) * | 2018-10-30 | 2019-02-19 | 湖南航天磁电有限责任公司 | 一种低成本永磁铁氧体材料及其制备方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2001004917A1 (fr) * | 1999-07-07 | 2001-01-18 | Tdk Corporation | Aimant en ferrite et procede de preparation de cet aimant |
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- 2007-08-21 CN CN2007100709427A patent/CN101209920B/zh active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2001004917A1 (fr) * | 1999-07-07 | 2001-01-18 | Tdk Corporation | Aimant en ferrite et procede de preparation de cet aimant |
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CN101209920A (zh) | 2008-07-02 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: The invention relates to a sintered permanent ferrite and a preparation method thereof Effective date of registration: 20210914 Granted publication date: 20110112 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: HENGDIAN GROUP DMEGC MAGNETICS Co.,Ltd. Registration number: Y2021330001553 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230628 Granted publication date: 20110112 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: HENGDIAN GROUP DMEGC MAGNETICS Co.,Ltd. Registration number: Y2021330001553 |