CN104291833A - 一种用煤气烧结永磁铁氧体磁体的方法 - Google Patents
一种用煤气烧结永磁铁氧体磁体的方法 Download PDFInfo
- Publication number
- CN104291833A CN104291833A CN201410477362.XA CN201410477362A CN104291833A CN 104291833 A CN104291833 A CN 104291833A CN 201410477362 A CN201410477362 A CN 201410477362A CN 104291833 A CN104291833 A CN 104291833A
- Authority
- CN
- China
- Prior art keywords
- coal gas
- temperature
- gradually
- warming
- ferrite magnet
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 239000003034 coal gas Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 17
- 229910000859 α-Fe Inorganic materials 0.000 title claims abstract description 16
- 238000005245 sintering Methods 0.000 title abstract description 8
- 239000003245 coal Substances 0.000 claims abstract description 4
- 238000010792 warming Methods 0.000 claims description 12
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 3
- 239000005864 Sulphur Substances 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 229910052717 sulfur Inorganic materials 0.000 abstract 1
- 239000011593 sulfur Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 2
- 239000003500 flue dust Substances 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/64—Burning or sintering processes
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
- C04B2235/3272—Iron oxides or oxide forming salts thereof, e.g. hematite, magnetite
- C04B2235/3274—Ferrites
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Magnetic Ceramics (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410477362.XA CN104291833B (zh) | 2014-09-18 | 2014-09-18 | 一种用煤气烧结永磁铁氧体磁体的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410477362.XA CN104291833B (zh) | 2014-09-18 | 2014-09-18 | 一种用煤气烧结永磁铁氧体磁体的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104291833A true CN104291833A (zh) | 2015-01-21 |
CN104291833B CN104291833B (zh) | 2016-04-20 |
Family
ID=52311827
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410477362.XA Active CN104291833B (zh) | 2014-09-18 | 2014-09-18 | 一种用煤气烧结永磁铁氧体磁体的方法 |
Country Status (1)
Country | Link |
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CN (1) | CN104291833B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109836176A (zh) * | 2018-12-25 | 2019-06-04 | 安徽中马磁能科技股份有限公司 | 一种永磁铁氧体磁瓦的除锈工艺 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101560108A (zh) * | 2009-05-18 | 2009-10-21 | 浙江凯文磁钢有限公司 | 煤窑烧结高性能永磁铁氧体材料的方法 |
CN102815933A (zh) * | 2012-09-10 | 2012-12-12 | 浙江省东阳市中航磁性有限公司 | 一种永磁钡铁氧体材料及其制备方法 |
CN103292595A (zh) * | 2013-06-13 | 2013-09-11 | 浙江凯文磁钢有限公司 | 一种烧结高性能永磁铁氧体产品的装置和方法 |
-
2014
- 2014-09-18 CN CN201410477362.XA patent/CN104291833B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101560108A (zh) * | 2009-05-18 | 2009-10-21 | 浙江凯文磁钢有限公司 | 煤窑烧结高性能永磁铁氧体材料的方法 |
CN102815933A (zh) * | 2012-09-10 | 2012-12-12 | 浙江省东阳市中航磁性有限公司 | 一种永磁钡铁氧体材料及其制备方法 |
CN103292595A (zh) * | 2013-06-13 | 2013-09-11 | 浙江凯文磁钢有限公司 | 一种烧结高性能永磁铁氧体产品的装置和方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109836176A (zh) * | 2018-12-25 | 2019-06-04 | 安徽中马磁能科技股份有限公司 | 一种永磁铁氧体磁瓦的除锈工艺 |
CN109836176B (zh) * | 2018-12-25 | 2021-11-09 | 安徽中马磁能科技股份有限公司 | 一种永磁铁氧体磁瓦的除锈工艺 |
Also Published As
Publication number | Publication date |
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CN104291833B (zh) | 2016-04-20 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
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: Method of sintering permanent magnetic ferrite by utilizing coal gas Effective date of registration: 20171219 Granted publication date: 20160420 Pledgee: Industrial Commercial Bank of China Ltd. Dongyang branch Pledgor: ZHEJIANG KAIVEN MAGNET Co.,Ltd. Registration number: 2017330000293 |
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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: 20181203 Granted publication date: 20160420 Pledgee: Industrial Commercial Bank of China Ltd. Dongyang branch Pledgor: ZHEJIANG KAIVEN MAGNET Co.,Ltd. Registration number: 2017330000293 |
|
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: Method of sintering permanent magnetic ferrite by utilizing coal gas Effective date of registration: 20181203 Granted publication date: 20160420 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: ZHEJIANG KAIVEN MAGNET Co.,Ltd. Registration number: 2018330000433 |
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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: 20231113 Granted publication date: 20160420 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: ZHEJIANG KAIVEN MAGNET Co.,Ltd. Registration number: 2018330000433 |
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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: A Method of Sintering Permanent Magnet Ferrite Magnets with Gas Effective date of registration: 20231117 Granted publication date: 20160420 Pledgee: Dongyang Branch of China Construction Bank Co.,Ltd. Pledgor: ZHEJIANG KAIVEN MAGNET Co.,Ltd. Registration number: Y2023980066076 |