CA1037426A - Magnetic beneficiation of clays utilizing magnetic particulates - Google Patents
Magnetic beneficiation of clays utilizing magnetic particulatesInfo
- Publication number
- CA1037426A CA1037426A CA244,729A CA244729A CA1037426A CA 1037426 A CA1037426 A CA 1037426A CA 244729 A CA244729 A CA 244729A CA 1037426 A CA1037426 A CA 1037426A
- Authority
- CA
- Canada
- Prior art keywords
- accordance
- particulate
- slurry
- iron
- magnetic
- 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
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 91
- 238000000034 method Methods 0.000 claims abstract description 132
- 239000002002 slurry Substances 0.000 claims abstract description 74
- 239000004927 clay Substances 0.000 claims abstract description 65
- 238000010899 nucleation Methods 0.000 claims abstract description 56
- 238000007885 magnetic separation Methods 0.000 claims abstract description 51
- 239000002245 particle Substances 0.000 claims abstract description 47
- 239000011159 matrix material Substances 0.000 claims abstract description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 34
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 31
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 30
- 239000000047 product Substances 0.000 claims abstract description 29
- 239000000356 contaminant Substances 0.000 claims abstract description 28
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 25
- 229910052742 iron Inorganic materials 0.000 claims abstract description 17
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 claims abstract description 14
- 230000005294 ferromagnetic effect Effects 0.000 claims abstract description 14
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000000975 co-precipitation Methods 0.000 claims abstract description 4
- 239000012264 purified product Substances 0.000 claims abstract 5
- 239000012633 leachable Substances 0.000 claims abstract 3
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 81
- 229910000831 Steel Inorganic materials 0.000 claims description 32
- 239000010959 steel Substances 0.000 claims description 32
- 239000011554 ferrofluid Substances 0.000 claims description 26
- 210000002268 wool Anatomy 0.000 claims description 26
- 229940056319 ferrosoferric oxide Drugs 0.000 claims description 21
- 230000014759 maintenance of location Effects 0.000 claims description 21
- 238000002386 leaching Methods 0.000 claims description 16
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 15
- 239000002244 precipitate Substances 0.000 claims description 14
- 239000000908 ammonium hydroxide Substances 0.000 claims description 11
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 11
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 9
- 229910000859 α-Fe Inorganic materials 0.000 claims description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000008365 aqueous carrier Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
- 230000005293 ferrimagnetic effect Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 159000000014 iron salts Chemical class 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 229910002518 CoFe2O4 Inorganic materials 0.000 claims 2
- 229910003264 NiFe2O4 Inorganic materials 0.000 claims 2
- 239000007864 aqueous solution Substances 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- NQNBVCBUOCNRFZ-UHFFFAOYSA-N nickel ferrite Chemical compound [Ni]=O.O=[Fe]O[Fe]=O NQNBVCBUOCNRFZ-UHFFFAOYSA-N 0.000 claims 2
- 239000008346 aqueous phase Substances 0.000 claims 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000005188 flotation Methods 0.000 abstract description 25
- 230000006872 improvement Effects 0.000 abstract description 19
- 230000008569 process Effects 0.000 abstract description 18
- 238000011282 treatment Methods 0.000 abstract description 17
- 238000004040 coloring Methods 0.000 abstract 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 35
- 238000007792 addition Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 14
- 239000000203 mixture Substances 0.000 description 13
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 239000012535 impurity Substances 0.000 description 12
- 229910052500 inorganic mineral Inorganic materials 0.000 description 12
- 239000011707 mineral Substances 0.000 description 12
- 238000005282 brightening Methods 0.000 description 10
- 238000009826 distribution Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 229960005191 ferric oxide Drugs 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- 239000007787 solid Substances 0.000 description 9
- 239000003153 chemical reaction reagent Substances 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 6
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 6
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 6
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 6
- 239000005642 Oleic acid Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 239000006148 magnetic separator Substances 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 239000012190 activator Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000007775 late Effects 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 229910017974 NH40H Inorganic materials 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 239000000084 colloidal system Substances 0.000 description 3
- 230000003750 conditioning effect Effects 0.000 description 3
- 235000014113 dietary fatty acids Nutrition 0.000 description 3
- 239000000194 fatty acid Substances 0.000 description 3
- 229930195729 fatty acid Natural products 0.000 description 3
- 150000004665 fatty acids Chemical class 0.000 description 3
- 239000003350 kerosene Substances 0.000 description 3
- 239000006249 magnetic particle Substances 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 244000228957 Ferula foetida Species 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- 238000010420 art technique Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001143 conditioned effect Effects 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- GRWZHXKQBITJKP-UHFFFAOYSA-L dithionite(2-) Chemical compound [O-]S(=O)S([O-])=O GRWZHXKQBITJKP-UHFFFAOYSA-L 0.000 description 2
- 238000009291 froth flotation Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- UAEPNZWRGJTJPN-UHFFFAOYSA-N methylcyclohexane Chemical compound CC1CCCCC1 UAEPNZWRGJTJPN-UHFFFAOYSA-N 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 230000005298 paramagnetic effect Effects 0.000 description 2
- 239000010665 pine oil Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- BHMLFPOTZYRDKA-IRXDYDNUSA-N (2s)-2-[(s)-(2-iodophenoxy)-phenylmethyl]morpholine Chemical compound IC1=CC=CC=C1O[C@@H](C=1C=CC=CC=1)[C@H]1OCCNC1 BHMLFPOTZYRDKA-IRXDYDNUSA-N 0.000 description 1
- YPFNIPKMNMDDDB-UHFFFAOYSA-K 2-[2-[bis(carboxylatomethyl)amino]ethyl-(2-hydroxyethyl)amino]acetate;iron(3+) Chemical compound [Fe+3].OCCN(CC([O-])=O)CCN(CC([O-])=O)CC([O-])=O YPFNIPKMNMDDDB-UHFFFAOYSA-K 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229910015400 FeC13 Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 101100536883 Legionella pneumophila subsp. pneumophila (strain Philadelphia 1 / ATCC 33152 / DSM 7513) thi5 gene Proteins 0.000 description 1
- 102000002274 Matrix Metalloproteinases Human genes 0.000 description 1
- 108010000684 Matrix Metalloproteinases Proteins 0.000 description 1
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 244000180577 Sambucus australis Species 0.000 description 1
- 235000018734 Sambucus australis Nutrition 0.000 description 1
- 101100240664 Schizosaccharomyces pombe (strain 972 / ATCC 24843) nmt1 gene Proteins 0.000 description 1
- FVFJGQJXAWCHIE-UHFFFAOYSA-N [4-(bromomethyl)phenyl]methanamine Chemical compound NCC1=CC=C(CBr)C=C1 FVFJGQJXAWCHIE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000012888 cubic function Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- MCWXGJITAZMZEV-UHFFFAOYSA-N dimethoate Chemical compound CNC(=O)CSP(=S)(OC)OC MCWXGJITAZMZEV-UHFFFAOYSA-N 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- GRWZHXKQBITJKP-UHFFFAOYSA-N dithionous acid Chemical class OS(=O)S(O)=O GRWZHXKQBITJKP-UHFFFAOYSA-N 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- -1 iron (II) salt Chemical class 0.000 description 1
- 150000002506 iron compounds Chemical class 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011553 magnetic fluid Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- PSGAAPLEWMOORI-PEINSRQWSA-N medroxyprogesterone acetate Chemical compound C([C@@]12C)CC(=O)C=C1[C@@H](C)C[C@@H]1[C@@H]2CC[C@]2(C)[C@@](OC(C)=O)(C(C)=O)CC[C@H]21 PSGAAPLEWMOORI-PEINSRQWSA-N 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- GYNNXHKOJHMOHS-UHFFFAOYSA-N methyl-cycloheptane Natural products CC1CCCCCC1 GYNNXHKOJHMOHS-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 229940049964 oleate Drugs 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 125000000369 oxido group Chemical group [*]=O 0.000 description 1
- 238000001935 peptisation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 239000008149 soap solution Substances 0.000 description 1
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/10—Eliminating iron or lime
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Compounds Of Iron (AREA)
- Soft Magnetic Materials (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
- Detergent Compositions (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/618,347 US4087004A (en) | 1975-10-01 | 1975-10-01 | Magnetic beneficiation of clays utilizing magnetic particulates |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1037426A true CA1037426A (en) | 1978-08-29 |
Family
ID=24477332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA244,729A Expired CA1037426A (en) | 1975-10-01 | 1976-01-29 | Magnetic beneficiation of clays utilizing magnetic particulates |
Country Status (15)
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4225425A (en) * | 1975-10-01 | 1980-09-30 | Anglo-American Clays Corporation | Method for separating metallic minerals utilizing magnetic seeding |
| US4225426A (en) * | 1975-10-01 | 1980-09-30 | Anglo-American Clays Corporation | Magnetic beneficiation of clays utilizing magnetic particulates |
| US4219408A (en) * | 1978-04-27 | 1980-08-26 | Anglo-American Clays Corporation | Magnetic separation of minerals utilizing magnetic particulates |
| US4298169A (en) * | 1979-09-26 | 1981-11-03 | The Regents Of The University Of Minnesota | Selective flocculation, magnetic separation, and flotation of ores |
| US4343694A (en) * | 1980-08-25 | 1982-08-10 | Anglo-American Clays Corporation | Magnetic beneficiation of clays utilizing magnetic seeding and flotation |
| US4419228A (en) * | 1980-08-25 | 1983-12-06 | Anglo-American Clays Corporation | Process for producing high brightness clays utilizing magnetic beneficiation and calcining |
| DE3152255A1 (de) * | 1980-08-25 | 1982-09-23 | Anglo American Clays Corp | Magnetic beneficiation of clays utilizing magnetic seeding and flotation |
| GB2091135B (en) * | 1980-11-28 | 1984-10-17 | British Nuclear Fuels Ltd | Method of and apparatus for treating liquors by magnetic filtration |
| US4526681A (en) * | 1983-10-31 | 1985-07-02 | Purdue Research Foundation | Magnetic separation method utilizing a colloid of magnetic particles |
| US4643822A (en) * | 1985-02-28 | 1987-02-17 | The Secretary Of State For Trade And Industry In Her Britannic Majesty's Government Of The United Kingdom Of Great Britain And Northern Ireland | Method of separation of material from material mixtures |
| US4781298A (en) * | 1986-10-07 | 1988-11-01 | Engelhard Corporation | Process for beneficiating clay at high solids |
| JP2564528B2 (ja) * | 1987-01-06 | 1996-12-18 | 日立金属株式会社 | 高耐食、耐摩耗性工具、部品用材料 |
| FR2650596B1 (fr) * | 1989-08-02 | 1991-10-31 | Inst Francais Du Petrole | Procede de traitement de fractions petrolieres contenant des metaux, en presence de particules solides, comprenant une etape de separation magnetohydrostatique de ces particules et le recyclage d'une partie d'entre elles |
| US6006920A (en) * | 1997-05-09 | 1999-12-28 | Dry Branch Kaolin Company | Brightness, reduced impurity clays and methods of making same |
| US6098810A (en) * | 1998-06-26 | 2000-08-08 | Pueblo Process, Llc | Flotation process for separating silica from feldspar to form a feed material for making glass |
| CN1867641A (zh) * | 2003-08-11 | 2006-11-22 | 英默里斯高岭土公司 | 高白度变高岭土和高白度充分煅烧高岭土 |
| CA2453005A1 (fr) * | 2003-12-17 | 2005-06-17 | Fermag Inc. | Procede hydrometallurgique de separation des poussieres d`acieries utilisant un four a arc et pigments obtenus par le procede |
| BRPI0611831A2 (pt) * | 2005-06-17 | 2010-09-28 | Ferrinov Inc | pigmentos anticorrosão derivados da poeira de um forno de arco voltaico e contendo cálcio sacrificial |
| RU2497960C1 (ru) * | 2012-05-22 | 2013-11-10 | Федеральное Государственное Автономное Образовательное Учреждение Высшего Профессионального Образования "Сибирский Федеральный Университет" | Способ сепарации минеральных частиц с предварительной обработкой магнитным коллоидом |
| CZ308250B6 (cs) * | 2015-02-24 | 2020-03-25 | Sedlecký kaolin a. s. | Způsob úpravy silikátové suroviny pro výrobu přírodního sorbentu nebo z tohoto sorbentu zhotoveného steliva pro kočky a drobná zvířata |
| CN109158206B (zh) * | 2018-07-12 | 2020-12-15 | 昆明理工大学 | 一种多段分级、预磁自强化磁选方法 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US933717A (en) * | 1909-01-11 | 1909-09-07 | Alfred Arthur Lockwood | Process of treating ores. |
| US1043851A (en) * | 1912-04-29 | 1912-11-12 | Murex Magnetic Company Ltd | Process of separating ores, &c. |
| US2352324A (en) * | 1939-03-21 | 1944-06-27 | American Nepheline Corp | Beneficiation of feldspathic and similar ores |
| US2834470A (en) * | 1955-12-05 | 1958-05-13 | Austen Ernest Janes | Means for magnetically separating solid magnetic particles from a fluid current |
| US2954122A (en) * | 1957-06-17 | 1960-09-27 | Petroleum Res Corp | Method and apparatus for separating materials |
| US3215572A (en) * | 1963-10-09 | 1965-11-02 | Papell Solomon Stephen | Low viscosity magnetic fluid obtained by the colloidal suspension of magnetic particles |
| US3480555A (en) * | 1964-05-11 | 1969-11-25 | Diamond Shamrock Corp | Sols of gamma ferric oxide and their preparation |
| US3372803A (en) * | 1964-07-30 | 1968-03-12 | Chembestos Corp | Means and method for removing iron from asbestos ore |
| GB1077242A (en) * | 1965-04-09 | 1967-07-26 | English Clays Lovering Pochin | A method of improving the whiteness of clays |
| DE1696672A1 (de) * | 1965-09-07 | 1971-10-28 | English Clays Lovering Pochin | Verfahren zum Erzeugen eines weissbrennenden kaolinitischen Tons |
| US3471011A (en) * | 1966-09-01 | 1969-10-07 | Huber Corp J M | Process for improving the brightness of clays |
| US3627678A (en) * | 1969-09-03 | 1971-12-14 | Magnetic Eng Ass Inc | Magnetic separator and magnetic separation method |
| US3806449A (en) * | 1970-06-15 | 1974-04-23 | Avco Corp | Separation of liquid-liquid multiphase mixtures |
| US3676337A (en) * | 1970-07-09 | 1972-07-11 | Massachusetts Inst Technology | Process for magnetic separation |
| US3843540A (en) * | 1972-07-26 | 1974-10-22 | Us Interior | Production of magnetic fluids by peptization techniques |
| US3853983A (en) * | 1973-05-21 | 1974-12-10 | Huber Corp J M | Method for improving brightness of kaolinite clays including iron pyrites |
| SU452500A2 (ru) * | 1973-06-22 | 1974-12-05 | Институт минеральных ресурсов | Способ обогащени каолинов |
| US3926789A (en) * | 1973-07-05 | 1975-12-16 | Maryland Patent Dev Co Inc | Magnetic separation of particular mixtures |
| US3887479A (en) * | 1973-10-30 | 1975-06-03 | Us Navy | Process for preparation of ferrites |
-
1975
- 1975-01-29 ES ES444739A patent/ES444739A1/es not_active Expired
- 1975-10-01 US US05/618,347 patent/US4087004A/en not_active Expired - Lifetime
-
1976
- 1976-01-22 FR FR7601733A patent/FR2326276A1/fr active Granted
- 1976-01-28 PT PT64745A patent/PT64745B/pt unknown
- 1976-01-29 CA CA244,729A patent/CA1037426A/en not_active Expired
- 1976-02-05 DE DE2604441A patent/DE2604441C3/de not_active Expired
- 1976-02-06 GB GB4727/76A patent/GB1530006A/en not_active Expired
- 1976-03-09 ZA ZA761451A patent/ZA761451B/xx unknown
- 1976-04-07 DD DD192244A patent/DD124471A5/xx unknown
- 1976-05-14 BE BE167052A patent/BE841853A/xx not_active IP Right Cessation
- 1976-05-31 BR BR7603455A patent/BR7603455A/pt unknown
- 1976-06-02 MX MX164941A patent/MX143303A/es unknown
- 1976-06-28 CS CS764244A patent/CS203990B2/cs unknown
- 1976-08-14 JP JP51097397A patent/JPS6056537B2/ja not_active Expired
- 1976-09-02 PL PL1976192158A patent/PL118918B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2326276B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-09-26 |
| ES444739A1 (es) | 1977-08-16 |
| ZA761451B (en) | 1977-03-30 |
| FR2326276A1 (fr) | 1977-04-29 |
| PL118918B1 (en) | 1981-11-30 |
| PT64745B (fr) | 1977-08-16 |
| JPS6056537B2 (ja) | 1985-12-10 |
| BR7603455A (pt) | 1977-06-28 |
| DE2604441B2 (de) | 1979-07-19 |
| AU1417276A (en) | 1977-11-24 |
| GB1530006A (en) | 1978-10-25 |
| MX143303A (es) | 1981-04-13 |
| PT64745A (fr) | 1976-02-01 |
| DD124471A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1977-02-23 |
| DE2604441C3 (de) | 1983-12-08 |
| BE841853A (fr) | 1976-11-16 |
| CS203990B2 (en) | 1981-03-31 |
| JPS5243167A (en) | 1977-04-04 |
| DE2604441A1 (de) | 1977-04-07 |
| US4087004A (en) | 1978-05-02 |
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