CN103329224A - R-t-b系烧结磁体的制造方法 - Google Patents
R-t-b系烧结磁体的制造方法 Download PDFInfo
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- CN103329224A CN103329224A CN2012800059038A CN201280005903A CN103329224A CN 103329224 A CN103329224 A CN 103329224A CN 2012800059038 A CN2012800059038 A CN 2012800059038A CN 201280005903 A CN201280005903 A CN 201280005903A CN 103329224 A CN103329224 A CN 103329224A
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- sintered magnet
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- 238000000034 method Methods 0.000 title claims abstract description 87
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 46
- 239000002245 particle Substances 0.000 claims abstract description 22
- 229910052742 iron Inorganic materials 0.000 claims abstract description 14
- 238000000926 separation method Methods 0.000 claims abstract description 12
- 239000002994 raw material Substances 0.000 claims description 176
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 27
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- 229910052804 chromium Inorganic materials 0.000 description 2
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- 229910052735 hafnium Inorganic materials 0.000 description 2
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- 239000012535 impurity Substances 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 229910052745 lead Inorganic materials 0.000 description 2
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- 229910052725 zinc Inorganic materials 0.000 description 2
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- 229910052684 Cerium Inorganic materials 0.000 description 1
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- 230000018199 S phase Effects 0.000 description 1
- PCBOWMZAEDDKNH-HOTGVXAUSA-N [4-(trifluoromethoxy)phenyl]methyl (3as,6as)-2-(3-fluoro-4-sulfamoylbenzoyl)-1,3,3a,4,6,6a-hexahydropyrrolo[3,4-c]pyrrole-5-carboxylate Chemical compound C1=C(F)C(S(=O)(=O)N)=CC=C1C(=O)N1C[C@H]2CN(C(=O)OCC=3C=CC(OC(F)(F)F)=CC=3)C[C@@H]2C1 PCBOWMZAEDDKNH-HOTGVXAUSA-N 0.000 description 1
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- 229910052710 silicon Inorganic materials 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- H01F41/005—Impregnating or encapsulating
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C28/00—Alloys based on a metal not provided for in groups C22C5/00 - C22C27/00
-
- 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
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
- C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
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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
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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
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
-
- 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
-
- 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
- C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
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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
- C22C38/10—Ferrous alloys, e.g. steel alloys containing cobalt
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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
- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
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- 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
- H01F41/0293—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 diffusion of rare earth elements, e.g. Tb, Dy or Ho, into permanent magnets
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/248—Thermal after-treatment
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011009186 | 2011-01-19 | ||
JP2011-009186 | 2011-01-19 | ||
PCT/JP2012/051032 WO2012099186A1 (ja) | 2011-01-19 | 2012-01-19 | R-t-b系焼結磁石の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103329224A true CN103329224A (zh) | 2013-09-25 |
CN103329224B CN103329224B (zh) | 2016-01-13 |
Family
ID=46515808
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201280005903.8A Active CN103329224B (zh) | 2011-01-19 | 2012-01-19 | R-t-b系烧结磁体的制造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9484151B2 (zh) |
EP (1) | EP2667391B1 (zh) |
JP (1) | JP5880448B2 (zh) |
CN (1) | CN103329224B (zh) |
WO (1) | WO2012099186A1 (zh) |
Cited By (7)
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CN103985535A (zh) * | 2014-05-31 | 2014-08-13 | 厦门钨业股份有限公司 | 一种对RTB系磁体进行Dy扩散的方法、磁体和扩散源 |
CN104388951A (zh) * | 2014-11-24 | 2015-03-04 | 上海交通大学 | 一种提高烧结钕铁硼磁性能的晶界扩散方法 |
CN107004499A (zh) * | 2014-12-12 | 2017-08-01 | 日立金属株式会社 | R-t-b系烧结磁体的制造方法 |
CN107665769A (zh) * | 2016-07-27 | 2018-02-06 | 日立金属株式会社 | R‑t‑b系烧结磁体的制造方法 |
CN109585108A (zh) * | 2017-09-28 | 2019-04-05 | 日立金属株式会社 | R-t-b系烧结磁体的制造方法和扩散源 |
CN109983553A (zh) * | 2017-01-31 | 2019-07-05 | 日立金属株式会社 | R-t-b系烧结磁体的制造方法 |
CN110136909A (zh) * | 2019-05-22 | 2019-08-16 | 包头稀土研究院 | 烧结钕铁硼永磁体的晶界扩散方法 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5874951B2 (ja) * | 2011-05-02 | 2016-03-02 | 日立金属株式会社 | R−t−b系焼結磁石の製造方法 |
EP2806438B1 (en) * | 2012-01-19 | 2019-03-13 | Hitachi Metals, Ltd. | Method for producing r-t-b sintered magnet |
CN103646772B (zh) * | 2013-11-21 | 2017-01-04 | 烟台正海磁性材料股份有限公司 | 一种R-Fe-B系烧结磁体的制备方法 |
CN105185501B (zh) * | 2015-08-28 | 2017-08-11 | 包头天和磁材技术有限责任公司 | 稀土永磁材料的制造方法 |
JP6512150B2 (ja) * | 2016-03-28 | 2019-05-15 | 日立金属株式会社 | R−t−b系焼結磁石の製造方法 |
JP6624455B2 (ja) * | 2016-08-17 | 2019-12-25 | 日立金属株式会社 | R−t−b系焼結磁石の製造方法 |
JP6691666B2 (ja) * | 2016-10-06 | 2020-05-13 | 日立金属株式会社 | R−t−b系磁石の製造方法 |
JP6691667B2 (ja) * | 2016-10-06 | 2020-05-13 | 日立金属株式会社 | R−t−b系磁石の製造方法 |
CN111033653B (zh) | 2017-07-05 | 2022-03-29 | Abb瑞士股份有限公司 | 具有晶间重稀土元素的永磁体及其生产方法 |
EP3807913A1 (en) | 2018-06-18 | 2021-04-21 | ABB Schweiz AG | Method for producing a magnetic powder |
JP7439609B2 (ja) | 2020-03-26 | 2024-02-28 | 株式会社プロテリアル | R-t-b系焼結磁石の製造方法 |
CN111613402B (zh) * | 2020-05-18 | 2021-07-20 | 安徽吉华新材料有限公司 | 一种利用钕铁硼废旧磁钢再制造高性能永磁体的工艺 |
CN114974778A (zh) * | 2022-07-06 | 2022-08-30 | 烟台正海磁性材料股份有限公司 | 一种稀土永磁体及其制造方法和应用 |
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CN101076870A (zh) * | 2004-12-16 | 2007-11-21 | 独立行政法人科学技术振兴机构 | 已晶间改质的Nd-Fe-B系磁铁和它的制造方法 |
CN101331566A (zh) * | 2006-03-03 | 2008-12-24 | 日立金属株式会社 | R-Fe-B系稀土类烧结磁铁及其制造方法 |
JP2009124150A (ja) * | 2006-03-03 | 2009-06-04 | Hitachi Metals Ltd | R−Fe−B系希土類焼結磁石 |
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CN101620904A (zh) * | 2008-05-29 | 2010-01-06 | Tdk株式会社 | 磁铁的制造方法 |
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JP4788427B2 (ja) | 2006-03-23 | 2011-10-05 | 日立金属株式会社 | R−Fe−B系希土類焼結磁石およびその製造方法 |
JP5093485B2 (ja) | 2007-03-16 | 2012-12-12 | 信越化学工業株式会社 | 希土類永久磁石及びその製造方法 |
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JP2009194262A (ja) * | 2008-02-17 | 2009-08-27 | Osaka Univ | 希土類磁石の製造方法 |
CN103003898B (zh) * | 2010-07-12 | 2016-07-27 | 日立金属株式会社 | R-t-b类烧结磁体的制造方法 |
CN103646772B (zh) * | 2013-11-21 | 2017-01-04 | 烟台正海磁性材料股份有限公司 | 一种R-Fe-B系烧结磁体的制备方法 |
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2012
- 2012-01-19 US US13/977,125 patent/US9484151B2/en active Active
- 2012-01-19 EP EP12736976.7A patent/EP2667391B1/en active Active
- 2012-01-19 WO PCT/JP2012/051032 patent/WO2012099186A1/ja active Application Filing
- 2012-01-19 JP JP2012553761A patent/JP5880448B2/ja active Active
- 2012-01-19 CN CN201280005903.8A patent/CN103329224B/zh active Active
Patent Citations (5)
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CN101076870A (zh) * | 2004-12-16 | 2007-11-21 | 独立行政法人科学技术振兴机构 | 已晶间改质的Nd-Fe-B系磁铁和它的制造方法 |
CN101331566A (zh) * | 2006-03-03 | 2008-12-24 | 日立金属株式会社 | R-Fe-B系稀土类烧结磁铁及其制造方法 |
JP2009124150A (ja) * | 2006-03-03 | 2009-06-04 | Hitachi Metals Ltd | R−Fe−B系希土類焼結磁石 |
CN101517670A (zh) * | 2006-09-15 | 2009-08-26 | 因太金属株式会社 | NdFeB烧结磁铁的制造方法 |
CN101620904A (zh) * | 2008-05-29 | 2010-01-06 | Tdk株式会社 | 磁铁的制造方法 |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103985535A (zh) * | 2014-05-31 | 2014-08-13 | 厦门钨业股份有限公司 | 一种对RTB系磁体进行Dy扩散的方法、磁体和扩散源 |
CN104388951A (zh) * | 2014-11-24 | 2015-03-04 | 上海交通大学 | 一种提高烧结钕铁硼磁性能的晶界扩散方法 |
CN107004499A (zh) * | 2014-12-12 | 2017-08-01 | 日立金属株式会社 | R-t-b系烧结磁体的制造方法 |
CN107665769A (zh) * | 2016-07-27 | 2018-02-06 | 日立金属株式会社 | R‑t‑b系烧结磁体的制造方法 |
CN107665769B (zh) * | 2016-07-27 | 2021-02-19 | 日立金属株式会社 | R-t-b系烧结磁体的制造方法 |
CN109983553A (zh) * | 2017-01-31 | 2019-07-05 | 日立金属株式会社 | R-t-b系烧结磁体的制造方法 |
CN109585108A (zh) * | 2017-09-28 | 2019-04-05 | 日立金属株式会社 | R-t-b系烧结磁体的制造方法和扩散源 |
CN109585108B (zh) * | 2017-09-28 | 2021-05-14 | 日立金属株式会社 | R-t-b系烧结磁体的制造方法和扩散源 |
CN110136909A (zh) * | 2019-05-22 | 2019-08-16 | 包头稀土研究院 | 烧结钕铁硼永磁体的晶界扩散方法 |
CN110136909B (zh) * | 2019-05-22 | 2020-10-30 | 包头稀土研究院 | 烧结钕铁硼永磁体的晶界扩散方法 |
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JPWO2012099186A1 (ja) | 2014-06-30 |
WO2012099186A1 (ja) | 2012-07-26 |
JP5880448B2 (ja) | 2016-03-09 |
EP2667391A1 (en) | 2013-11-27 |
CN103329224B (zh) | 2016-01-13 |
US20130299050A1 (en) | 2013-11-14 |
US9484151B2 (en) | 2016-11-01 |
EP2667391A4 (en) | 2017-11-01 |
EP2667391B1 (en) | 2019-03-13 |
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