JPS50140358A - - Google Patents
Info
- Publication number
- JPS50140358A JPS50140358A JP50022967A JP2296775A JPS50140358A JP S50140358 A JPS50140358 A JP S50140358A JP 50022967 A JP50022967 A JP 50022967A JP 2296775 A JP2296775 A JP 2296775A JP S50140358 A JPS50140358 A JP S50140358A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/16—Making metallic powder or suspensions thereof using chemical processes
- B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
- B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Hard Magnetic Materials (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/449,861 US3954520A (en) | 1974-03-11 | 1974-03-11 | Process for the production of magnetic materials |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50140358A true JPS50140358A (US07902200-20110308-C00004.png) | 1975-11-11 |
Family
ID=23785779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50022967A Pending JPS50140358A (US07902200-20110308-C00004.png) | 1974-03-11 | 1975-02-26 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3954520A (US07902200-20110308-C00004.png) |
| JP (1) | JPS50140358A (US07902200-20110308-C00004.png) |
| DE (1) | DE2503772A1 (US07902200-20110308-C00004.png) |
| FR (1) | FR2264094B1 (US07902200-20110308-C00004.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5950722B2 (ja) * | 1975-12-08 | 1984-12-10 | ティーディーケイ株式会社 | キヨウジセイキンゾクアルイハゴウキンリユウシノトクセイレツカボウシホウホウ |
| NL8601636A (nl) * | 1986-06-27 | 1988-01-18 | Vmei Lenin Nis | Werkwijze voor de bereiding van zeldzame aarden bevattende magneetpoeders. |
| US20080182309A1 (en) * | 2006-08-21 | 2008-07-31 | Emtech, Llc | Method and apparatus for magnetic fermentation |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2884319A (en) * | 1956-11-27 | 1959-04-28 | Budd Co | Acicular metal particles from metal carbonyls and method of preparation |
| US3026215A (en) * | 1960-03-09 | 1962-03-20 | Fuji Photo Film Co Ltd | Process of producing magnetic sound recording material in which co-ni-fe ferrite columnar particles are placed in a direct current magnetic field and oriented by means of an ultrasonic wave and afterwards heated and cooled in the direct current magnetic field |
| US3494760A (en) * | 1967-09-28 | 1970-02-10 | Burton Electrochem Co Inc | Production of metal and alloy particles by chemical reduction |
| US3567525A (en) * | 1968-06-25 | 1971-03-02 | Du Pont | Heat treated ferromagnetic particles |
| GB1272325A (en) * | 1968-08-29 | 1972-04-26 | Fuji Photo Film Co Ltd | Process for the production of magnetic substances |
| US3661556A (en) * | 1969-03-03 | 1972-05-09 | Du Pont | Method of making ferromagnetic metal powders |
| US3669643A (en) * | 1970-05-05 | 1972-06-13 | Bell Telephone Labor Inc | Method for the preparation of small cobalt particles |
| US3756866A (en) * | 1970-06-30 | 1973-09-04 | Ibm | Method and manufacturing magnetic alloy particles having selective coercivity |
| US3684484A (en) * | 1970-06-30 | 1972-08-15 | Ibm | Method for production of metal alloy particles |
| US3726664A (en) * | 1971-04-15 | 1973-04-10 | Ibm | Magnetic alloy particle compositions and method of manufacture |
-
1974
- 1974-03-11 US US05/449,861 patent/US3954520A/en not_active Expired - Lifetime
-
1975
- 1975-01-20 FR FR7502834A patent/FR2264094B1/fr not_active Expired
- 1975-01-30 DE DE19752503772 patent/DE2503772A1/de active Pending
- 1975-02-26 JP JP50022967A patent/JPS50140358A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2264094A1 (US07902200-20110308-C00004.png) | 1975-10-10 |
| US3954520A (en) | 1976-05-04 |
| DE2503772A1 (de) | 1975-09-18 |
| FR2264094B1 (US07902200-20110308-C00004.png) | 1978-02-03 |
