CA1080667A - Methods and apparatus for separating particles using a magnetic barrier - Google Patents
Methods and apparatus for separating particles using a magnetic barrierInfo
- Publication number
- CA1080667A CA1080667A CA273,051A CA273051A CA1080667A CA 1080667 A CA1080667 A CA 1080667A CA 273051 A CA273051 A CA 273051A CA 1080667 A CA1080667 A CA 1080667A
- Authority
- CA
- Canada
- Prior art keywords
- particles
- magnetic
- locus
- field
- maximum transverse
- 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.)
- Expired
Links
- 239000002245 particle Substances 0.000 title claims abstract description 314
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 312
- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000004888 barrier function Effects 0.000 title abstract description 171
- 239000000203 mixture Substances 0.000 claims abstract description 84
- 238000000926 separation method Methods 0.000 claims abstract description 40
- 230000009969 flowable effect Effects 0.000 claims abstract description 13
- 239000012530 fluid Substances 0.000 claims abstract description 11
- 230000005484 gravity Effects 0.000 claims abstract description 9
- 230000000750 progressive effect Effects 0.000 claims abstract 2
- 230000005292 diamagnetic effect Effects 0.000 claims description 37
- 230000005298 paramagnetic effect Effects 0.000 claims description 28
- 238000011144 upstream manufacturing Methods 0.000 claims description 21
- 230000007423 decrease Effects 0.000 claims description 18
- 230000000717 retained effect Effects 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 12
- 238000013459 approach Methods 0.000 claims description 11
- 238000005260 corrosion Methods 0.000 claims description 5
- 230000007797 corrosion Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 230000014759 maintenance of location Effects 0.000 claims 2
- 239000006185 dispersion Substances 0.000 claims 1
- 230000001939 inductive effect Effects 0.000 abstract 1
- 230000005389 magnetism Effects 0.000 abstract 1
- 238000007885 magnetic separation Methods 0.000 description 6
- 239000006148 magnetic separator Substances 0.000 description 6
- 238000004804 winding Methods 0.000 description 6
- 239000006249 magnetic particle Substances 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 4
- 229910003460 diamond Inorganic materials 0.000 description 4
- 239000010432 diamond Substances 0.000 description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 4
- 229910010271 silicon carbide Inorganic materials 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000002889 diamagnetic material Substances 0.000 description 3
- 239000002985 plastic film Substances 0.000 description 3
- -1 polytetrafluorethylene Polymers 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 241001505295 Eros Species 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000353097 Molva molva Species 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005293 ferrimagnetic effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011553 magnetic fluid Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/035—Open gradient magnetic separators, i.e. separators in which the gap is unobstructed, characterised by the configuration of the gap
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
- Electrostatic Separation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66808076A | 1976-03-18 | 1976-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1080667A true CA1080667A (en) | 1980-07-01 |
Family
ID=24680924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA273,051A Expired CA1080667A (en) | 1976-03-18 | 1977-03-02 | Methods and apparatus for separating particles using a magnetic barrier |
Country Status (6)
| Country | Link |
|---|---|
| JP (2) | JPS52114168A (en]) |
| CA (1) | CA1080667A (en]) |
| DE (1) | DE2712021A1 (en]) |
| FR (1) | FR2344338A1 (en]) |
| GB (1) | GB1578073A (en]) |
| SE (1) | SE425220B (en]) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2447228A1 (fr) * | 1979-01-26 | 1980-08-22 | Dn Gorny I I | Procede et dispositif de separation electrodynamique des materiaux pulverulents non magnetiques |
| JPS58187118U (ja) * | 1982-06-08 | 1983-12-12 | 松下電器産業株式会社 | フライバツクトランス |
| GB2187117B (en) * | 1986-02-28 | 1990-10-24 | De Beers Ind Diamond | Method and apparatus for separating particles into fractions |
| RU2103072C1 (ru) * | 1994-06-17 | 1998-01-27 | Научно-производственная фирма "Магнитные и гидравлические технологии" | Способ непрерывной магнитной сепарации слабомагнитных материалов и устройство для его осуществления |
| RU2387483C2 (ru) * | 2008-03-03 | 2010-04-27 | Учреждение Российской академии наук Горный институт Кольского научного центра РАН | Способ обогащения дисперсных ферромагнитных материалов |
-
1977
- 1977-02-14 GB GB607077A patent/GB1578073A/en not_active Expired
- 1977-03-02 CA CA273,051A patent/CA1080667A/en not_active Expired
- 1977-03-16 FR FR7707912A patent/FR2344338A1/fr active Granted
- 1977-03-17 SE SE7703023A patent/SE425220B/xx not_active IP Right Cessation
- 1977-03-17 JP JP2873977A patent/JPS52114168A/ja active Granted
- 1977-03-18 DE DE19772712021 patent/DE2712021A1/de not_active Ceased
-
1978
- 1978-03-22 JP JP3282078A patent/JPS53140668A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5346510B2 (en]) | 1978-12-14 |
| JPS52114168A (en) | 1977-09-24 |
| SE425220B (sv) | 1982-09-13 |
| SE7703023L (sv) | 1977-09-19 |
| FR2344338A1 (fr) | 1977-10-14 |
| JPS53140668A (en) | 1978-12-07 |
| FR2344338B1 (en]) | 1978-10-20 |
| JPS561942B2 (en]) | 1981-01-16 |
| DE2712021A1 (de) | 1977-09-22 |
| GB1578073A (en) | 1980-10-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |