ZA811129B - Testing method for determining the magnetic properties of ferromagnetic powders - Google Patents
Testing method for determining the magnetic properties of ferromagnetic powdersInfo
- Publication number
- ZA811129B ZA811129B ZA00811129A ZA811129A ZA811129B ZA 811129 B ZA811129 B ZA 811129B ZA 00811129 A ZA00811129 A ZA 00811129A ZA 811129 A ZA811129 A ZA 811129A ZA 811129 B ZA811129 B ZA 811129B
- Authority
- ZA
- South Africa
- Prior art keywords
- ferromagnetic powder
- center portion
- circular plate
- amperes per
- alternating
- Prior art date
Links
- 230000005294 ferromagnetic effect Effects 0.000 title abstract 7
- 239000000843 powder Substances 0.000 title abstract 7
- 230000005291 magnetic effect Effects 0.000 title abstract 4
- 238000012360 testing method Methods 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000003989 dielectric material Substances 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 238000012797 qualification Methods 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Soft Magnetic Materials (AREA)
- Hard Magnetic Materials (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Powder Metallurgy (AREA)
- Measuring Magnetic Variables (AREA)
- Inspection Of Paper Currency And Valuable Securities (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803006626 DE3006626A1 (de) | 1980-02-22 | 1980-02-22 | Pruefverfahren zur ermittlung der magnetischen eigenschaften ferromagnetischer pulver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA811129B true ZA811129B (en) | 1982-03-31 |
Family
ID=6095269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA00811129A ZA811129B (en) | 1980-02-22 | 1981-02-20 | Testing method for determining the magnetic properties of ferromagnetic powders |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US4412176A (enExample) |
| EP (1) | EP0035122B1 (enExample) |
| AT (1) | ATE7080T1 (enExample) |
| AU (1) | AU541797B2 (enExample) |
| BR (1) | BR8101037A (enExample) |
| CA (1) | CA1184605A (enExample) |
| CS (1) | CS227678B2 (enExample) |
| DE (2) | DE3006626A1 (enExample) |
| ES (1) | ES8201319A1 (enExample) |
| GR (1) | GR73683B (enExample) |
| MX (1) | MX155703A (enExample) |
| PL (1) | PL125144B1 (enExample) |
| YU (1) | YU42553B (enExample) |
| ZA (1) | ZA811129B (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697463A (en) * | 1983-12-09 | 1987-10-06 | Research Laboratories Of Australia Pty. Ltd. | Method of and means for testing flow properties of magnetic toners |
| GB9200215D0 (en) * | 1992-01-07 | 1992-02-26 | Kodak Ltd | Testing devices |
| CN111670180A (zh) | 2017-12-20 | 2020-09-15 | Pi工业有限公司 | 氟烯基化合物，制备方法及其用途 |
| WO2020095161A1 (en) | 2018-11-05 | 2020-05-14 | Pi Industries Ltd. | Nitrone compounds and use thereof |
| AR123594A1 (es) | 2020-09-26 | 2022-12-21 | Pi Industries Ltd | Compuestos nematicidas y uso de los mismos |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD1602U (enExample) * | ||||
| US2501615A (en) * | 1946-03-07 | 1950-03-21 | Western Electric Co | Method of forming magnetic field patterns |
| US2524804A (en) * | 1949-02-02 | 1950-10-10 | James W Irby | Apparatus for demonstrating the existence of magnetic lines of force |
| US3181059A (en) * | 1961-10-02 | 1965-04-27 | Gerald L Mohnkern | Optical polarity indicator for magnetically recorded signals |
| LU50769A1 (enExample) * | 1966-03-25 | 1967-09-25 | ||
| US3443214A (en) * | 1968-03-25 | 1969-05-06 | Massachusetts Inst Technology | Light reflecting magnetic liquid apparatus for mapping magnetic fields |
| SE315155B (enExample) * | 1968-07-08 | 1969-09-22 | A Oefwerstroem | |
| DE2222657C2 (de) * | 1972-05-09 | 1974-06-27 | Knapsack Ag, 5033 Huerth-Knapsack | Verwendung einer Eisen-Silicium-Phosphor-Legierung als Schwerstoff in Schweretrüben für die Schwimm-Sink-Aufbereitung von Mineralien |
-
1980
- 1980-02-22 DE DE19803006626 patent/DE3006626A1/de not_active Withdrawn
-
1981
- 1981-02-03 AT AT81100748T patent/ATE7080T1/de active
- 1981-02-03 DE DE8181100748T patent/DE3163028D1/de not_active Expired
- 1981-02-03 EP EP81100748A patent/EP0035122B1/de not_active Expired
- 1981-02-11 ES ES499331A patent/ES8201319A1/es not_active Expired
- 1981-02-12 CA CA000370710A patent/CA1184605A/en not_active Expired
- 1981-02-17 US US06/234,986 patent/US4412176A/en not_active Expired - Fee Related
- 1981-02-19 CS CS811207A patent/CS227678B2/cs unknown
- 1981-02-19 YU YU422/81A patent/YU42553B/xx unknown
- 1981-02-20 BR BR8101037A patent/BR8101037A/pt unknown
- 1981-02-20 ZA ZA00811129A patent/ZA811129B/xx unknown
- 1981-02-20 MX MX186080A patent/MX155703A/es unknown
- 1981-02-20 PL PL1981229792A patent/PL125144B1/pl unknown
- 1981-02-20 AU AU67506/81A patent/AU541797B2/en not_active Ceased
- 1981-02-20 GR GR64204A patent/GR73683B/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0035122B1 (de) | 1984-04-11 |
| CA1184605A (en) | 1985-03-26 |
| DE3006626A1 (de) | 1981-08-27 |
| EP0035122A1 (de) | 1981-09-09 |
| GR73683B (enExample) | 1984-04-02 |
| BR8101037A (pt) | 1981-08-25 |
| YU42281A (en) | 1983-06-30 |
| DE3163028D1 (en) | 1984-05-17 |
| PL229792A1 (enExample) | 1981-11-13 |
| AU541797B2 (en) | 1985-01-17 |
| MX155703A (es) | 1988-04-15 |
| ES499331A0 (es) | 1981-12-16 |
| YU42553B (en) | 1988-10-31 |
| US4412176A (en) | 1983-10-25 |
| ATE7080T1 (de) | 1984-04-15 |
| CS227678B2 (en) | 1984-05-14 |
| AU6750681A (en) | 1981-08-27 |
| ES8201319A1 (es) | 1981-12-16 |
| PL125144B1 (en) | 1983-03-31 |
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