CH525054A - Verfahren zur Herstellung von Feinpartikel-Dauermagneten - Google Patents
Verfahren zur Herstellung von Feinpartikel-DauermagnetenInfo
- Publication number
- CH525054A CH525054A CH1889570A CH1889570A CH525054A CH 525054 A CH525054 A CH 525054A CH 1889570 A CH1889570 A CH 1889570A CH 1889570 A CH1889570 A CH 1889570A CH 525054 A CH525054 A CH 525054A
- Authority
- CH
- Switzerland
- Prior art keywords
- production
- permanent magnets
- fine particle
- particle permanent
- fine
- Prior art date
Links
Classifications
-
- 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
- B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
-
- 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
- H01F1/06—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 in the form of particles, e.g. powder
-
- 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
- B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
- B22F2003/202—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding with back pressure
-
- 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
- B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
- B22F2003/206—Hydrostatic or hydraulic extrusion
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Hard Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1889570A CH525054A (de) | 1970-12-21 | 1970-12-21 | Verfahren zur Herstellung von Feinpartikel-Dauermagneten |
DE19712103790 DE2103790A1 (de) | 1970-12-21 | 1971-01-27 | Verfahren zur Herstellung von Feinpartikel-Dauermagneten |
GB5358771A GB1365717A (en) | 1970-12-21 | 1971-11-18 | Process for making permanent magnets from magnetic powders |
FR7145677A FR2118941B1 (de) | 1970-12-21 | 1971-12-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1889570A CH525054A (de) | 1970-12-21 | 1970-12-21 | Verfahren zur Herstellung von Feinpartikel-Dauermagneten |
Publications (1)
Publication Number | Publication Date |
---|---|
CH525054A true CH525054A (de) | 1972-07-15 |
Family
ID=4435974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1889570A CH525054A (de) | 1970-12-21 | 1970-12-21 | Verfahren zur Herstellung von Feinpartikel-Dauermagneten |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH525054A (de) |
DE (1) | DE2103790A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5832767B2 (ja) * | 1980-01-24 | 1983-07-15 | ヤマハ株式会社 | 硬質磁性材料の製法 |
JP4957415B2 (ja) * | 2006-09-06 | 2012-06-20 | 大同特殊鋼株式会社 | 永久磁石の製造方法および永久磁石 |
-
1970
- 1970-12-21 CH CH1889570A patent/CH525054A/de not_active IP Right Cessation
-
1971
- 1971-01-27 DE DE19712103790 patent/DE2103790A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2103790A1 (de) | 1972-07-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |