CA2814729A1 - Magnetic recovery of valuables from slag material - Google Patents
Magnetic recovery of valuables from slag material Download PDFInfo
- Publication number
- CA2814729A1 CA2814729A1 CA2814729A CA2814729A CA2814729A1 CA 2814729 A1 CA2814729 A1 CA 2814729A1 CA 2814729 A CA2814729 A CA 2814729A CA 2814729 A CA2814729 A CA 2814729A CA 2814729 A1 CA2814729 A1 CA 2814729A1
- Authority
- CA
- Canada
- Prior art keywords
- slag
- magnetic
- present
- process according
- metal
- 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.)
- Abandoned
Links
- 239000002893 slag Substances 0.000 title claims abstract description 207
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 69
- 239000000463 material Substances 0.000 title description 78
- 238000011084 recovery Methods 0.000 title description 4
- 238000000034 method Methods 0.000 claims abstract description 197
- 230000008569 process Effects 0.000 claims abstract description 179
- 229910052751 metal Inorganic materials 0.000 claims abstract description 127
- 239000002184 metal Substances 0.000 claims abstract description 127
- 239000006249 magnetic particle Substances 0.000 claims abstract description 120
- 239000000203 mixture Substances 0.000 claims abstract description 101
- 239000006185 dispersion Substances 0.000 claims abstract description 47
- 238000000926 separation method Methods 0.000 claims abstract description 37
- 239000002270 dispersing agent Substances 0.000 claims abstract description 24
- 238000000227 grinding Methods 0.000 claims abstract description 19
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 9
- 239000002245 particle Substances 0.000 claims description 57
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 56
- 239000000126 substance Substances 0.000 claims description 55
- 150000001875 compounds Chemical class 0.000 claims description 46
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 46
- 238000003723 Smelting Methods 0.000 claims description 38
- 230000002209 hydrophobic effect Effects 0.000 claims description 38
- 229910052742 iron Inorganic materials 0.000 claims description 27
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 24
- 229910052763 palladium Inorganic materials 0.000 claims description 23
- 229910052703 rhodium Inorganic materials 0.000 claims description 22
- 229910052697 platinum Inorganic materials 0.000 claims description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 15
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 15
- 230000003993 interaction Effects 0.000 claims description 14
- 229910052759 nickel Inorganic materials 0.000 claims description 14
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 13
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims description 12
- 229910052681 coesite Inorganic materials 0.000 claims description 12
- 229910052906 cristobalite Inorganic materials 0.000 claims description 12
- 229910052682 stishovite Inorganic materials 0.000 claims description 12
- 229910052905 tridymite Inorganic materials 0.000 claims description 12
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 11
- 229910052737 gold Inorganic materials 0.000 claims description 11
- 229910052725 zinc Inorganic materials 0.000 claims description 8
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 7
- 235000013980 iron oxide Nutrition 0.000 claims description 7
- 229910052750 molybdenum Inorganic materials 0.000 claims description 7
- 238000007670 refining Methods 0.000 claims description 7
- 229910052707 ruthenium Inorganic materials 0.000 claims description 7
- 238000003776 cleavage reaction Methods 0.000 claims description 6
- 229910052741 iridium Inorganic materials 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- 230000007017 scission Effects 0.000 claims description 6
- 229910052745 lead Inorganic materials 0.000 claims description 5
- 229910052748 manganese Inorganic materials 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 229910052753 mercury Inorganic materials 0.000 claims description 4
- 229910052702 rhenium Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 3
- VSAISIQCTGDGPU-UHFFFAOYSA-N phosphorus trioxide Inorganic materials O1P(O2)OP3OP1OP2O3 VSAISIQCTGDGPU-UHFFFAOYSA-N 0.000 claims description 3
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- 229910052593 corundum Inorganic materials 0.000 claims 1
- 235000012239 silicon dioxide Nutrition 0.000 claims 1
- 229910001845 yogo sapphire Inorganic materials 0.000 claims 1
- 239000004094 surface-active agent Substances 0.000 abstract description 5
- 150000002739 metals Chemical class 0.000 description 46
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 46
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 40
- 239000010948 rhodium Substances 0.000 description 39
- 238000007792 addition Methods 0.000 description 37
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 37
- 239000002612 dispersion medium Substances 0.000 description 33
- 238000007885 magnetic separation Methods 0.000 description 26
- 239000000306 component Substances 0.000 description 20
- 239000010970 precious metal Substances 0.000 description 18
- 239000007787 solid Substances 0.000 description 15
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 13
- 239000010953 base metal Substances 0.000 description 12
- 230000002829 reductive effect Effects 0.000 description 12
- 238000003801 milling Methods 0.000 description 11
- -1 Platinum Group Metals Chemical class 0.000 description 10
- 239000012141 concentrate Substances 0.000 description 10
- 230000035939 shock Effects 0.000 description 9
- 239000002002 slurry Substances 0.000 description 9
- 239000010931 gold Substances 0.000 description 8
- 150000004763 sulfides Chemical class 0.000 description 8
- 239000000725 suspension Substances 0.000 description 8
- 238000005755 formation reaction Methods 0.000 description 7
- 229910052710 silicon Inorganic materials 0.000 description 7
- 239000011701 zinc Substances 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 239000003054 catalyst Substances 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- 239000002019 doping agent Substances 0.000 description 5
- 238000005188 flotation Methods 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 239000000696 magnetic material Substances 0.000 description 5
- 229910044991 metal oxide Inorganic materials 0.000 description 5
- 150000004706 metal oxides Chemical class 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 150000001768 cations Chemical class 0.000 description 4
- 239000004567 concrete Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000010891 electric arc Methods 0.000 description 4
- 229960005191 ferric oxide Drugs 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 230000001590 oxidative effect Effects 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 239000010944 silver (metal) Substances 0.000 description 4
- 239000006104 solid solution Substances 0.000 description 4
- 229910052717 sulfur Inorganic materials 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910052794 bromium Inorganic materials 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 229910052740 iodine Inorganic materials 0.000 description 3
- 150000002736 metal compounds Chemical class 0.000 description 3
- 150000002894 organic compounds Chemical class 0.000 description 3
- 239000002243 precursor Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000011282 treatment Methods 0.000 description 3
- 238000010626 work up procedure Methods 0.000 description 3
- 125000004209 (C1-C8) alkyl group Chemical group 0.000 description 2
- TTWQJTZYBXHGKQ-UHFFFAOYSA-N 9h-xanthene-1-carboxylic acid Chemical compound O1C2=CC=CC=C2CC2=C1C=CC=C2C(=O)O TTWQJTZYBXHGKQ-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 150000001340 alkali metals Chemical class 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 150000001342 alkaline earth metals Chemical class 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 230000001588 bifunctional effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000001066 destructive effect Effects 0.000 description 2
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 125000005842 heteroatom Chemical group 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000005381 magnetic domain Effects 0.000 description 2
- 239000006148 magnetic separator Substances 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 229910052976 metal sulfide Inorganic materials 0.000 description 2
- FYHQYEVHSYHJHO-UHFFFAOYSA-N octoxymethanedithioic acid Chemical compound CCCCCCCCOC(S)=S FYHQYEVHSYHJHO-UHFFFAOYSA-N 0.000 description 2
- 229910052762 osmium Inorganic materials 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000003495 polar organic solvent Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 150000004760 silicates Chemical class 0.000 description 2
- 238000010583 slow cooling Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 239000012991 xanthate Substances 0.000 description 2
- 125000000923 (C1-C30) alkyl group Chemical group 0.000 description 1
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- 125000006539 C12 alkyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 206010022528 Interactions Diseases 0.000 description 1
- 239000005639 Lauric acid Substances 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 125000003710 aryl alkyl group Chemical group 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000004657 carbamic acid derivatives Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 239000011557 critical solution Substances 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- NAGJZTKCGNOGPW-UHFFFAOYSA-N dithiophosphoric acid Chemical class OP(O)(S)=S NAGJZTKCGNOGPW-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002638 heterogeneous catalyst Substances 0.000 description 1
- 239000012761 high-performance material Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- YELGFTGWJGBAQU-UHFFFAOYSA-N mephedrone Chemical compound CNC(C)C(=O)C1=CC=C(C)C=C1 YELGFTGWJGBAQU-UHFFFAOYSA-N 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 239000000693 micelle Substances 0.000 description 1
- 229910003455 mixed metal oxide Inorganic materials 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 150000002843 nonmetals Chemical class 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- NJGCRMAPOWGWMW-UHFFFAOYSA-N octylphosphonic acid Chemical compound CCCCCCCCP(O)(O)=O NJGCRMAPOWGWMW-UHFFFAOYSA-N 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- QWENMOXLTHDKDL-UHFFFAOYSA-N pentoxymethanedithioic acid Chemical compound CCCCCOC(S)=S QWENMOXLTHDKDL-UHFFFAOYSA-N 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 150000003009 phosphonic acids Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000004094 preconcentration Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 150000003346 selenoethers Chemical class 0.000 description 1
- RZFBEFUNINJXRQ-UHFFFAOYSA-M sodium ethyl xanthate Chemical compound [Na+].CCOC([S-])=S RZFBEFUNINJXRQ-UHFFFAOYSA-M 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 150000004772 tellurides Chemical class 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000001238 wet grinding Methods 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
- B03C1/005—Pretreatment specially adapted for magnetic separation
- B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
Landscapes
- Manufacture And Refinement Of Metals (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10192946 | 2010-11-29 | ||
| EP10192946.1 | 2010-11-29 | ||
| PCT/EP2011/071244 WO2012072615A1 (en) | 2010-11-29 | 2011-11-29 | Magnetic recovery of valuables from slag material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2814729A1 true CA2814729A1 (en) | 2012-06-07 |
Family
ID=45047797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2814729A Abandoned CA2814729A1 (en) | 2010-11-29 | 2011-11-29 | Magnetic recovery of valuables from slag material |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP2646161A1 (https=) |
| JP (1) | JP2014500142A (https=) |
| CN (1) | CN103228362A (https=) |
| AU (1) | AU2011335037A1 (https=) |
| BR (1) | BR112013010567A2 (https=) |
| CA (1) | CA2814729A1 (https=) |
| CL (1) | CL2013001528A1 (https=) |
| EA (1) | EA201390789A1 (https=) |
| MX (1) | MX2013006028A (https=) |
| PE (1) | PE20140809A1 (https=) |
| WO (1) | WO2012072615A1 (https=) |
| ZA (1) | ZA201304774B (https=) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8933262B2 (en) | 2011-05-24 | 2015-01-13 | Basf Se | Process for preparing polyisocyanates from biomass |
| US8993819B2 (en) | 2011-07-12 | 2015-03-31 | Basf Se | Process for preparing cycloheptene |
| US9387485B2 (en) | 2012-04-23 | 2016-07-12 | Basf Se | Magnetic separation of particles including one-step-conditioning of a pulp |
| PE20142381A1 (es) * | 2012-04-23 | 2015-01-30 | Basf Se | Separacion magnetica de particulas que incluye acondicionamiento en un solo paso de una pulpa |
| DE102014200415A1 (de) | 2013-12-20 | 2015-06-25 | Siemens Aktiengesellschaft | Verfahren zur Abtrennung einer definierten mineralischen Wertstoffphase aus einem gemahlenen Erz |
| CN107073479A (zh) * | 2014-11-27 | 2017-08-18 | 巴斯夫欧洲公司 | 用于磁力分离的附聚期间的能量输入 |
| CA2967215A1 (en) | 2014-11-27 | 2016-06-02 | Basf Se | Improvement of concentrate quality |
| WO2016115593A1 (en) * | 2015-01-20 | 2016-07-28 | Pelleton Ip Holdings Limited | Method for producing a chromite agglomerate |
| CN106076602A (zh) * | 2016-06-29 | 2016-11-09 | 昆明理工大学 | 一种磁介质团聚弱磁选富集氧化锌矿的方法 |
| JP2019065374A (ja) * | 2017-10-05 | 2019-04-25 | Ｄｏｗａエコシステム株式会社 | 焼却灰からの貴金属回収方法 |
| MX2021001648A (es) | 2018-08-13 | 2021-05-12 | Basf Se | Combinacion de separacion de portador magnetico y una separacion adicional para el procesamiento de minerales. |
| CN109530079B (zh) * | 2018-11-21 | 2022-05-20 | 中南大学 | 磁重联合分选工艺 |
| JP7692745B2 (ja) * | 2021-02-04 | 2025-06-16 | 太平洋セメント株式会社 | 塩素バイパスダストからの貴金属回収方法 |
| CN112808752B (zh) * | 2021-02-07 | 2023-06-30 | 西安建筑科技大学 | 一种金精粉焙烧-氰化尾渣梯级制备选煤用改性重介质粉的方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE392182C (de) * | 1919-10-12 | 1924-03-17 | Fried Krupp Akt Ges Grusonwerk | Verfahren zum Scheiden von Brennrueckstaenden |
| GB1083581A (en) * | 1964-02-26 | 1967-09-13 | Fisons Ltd | Treatment of slag |
| DE2015073C3 (de) * | 1970-03-28 | 1974-05-22 | Bayer Ag, 5090 Leverkusen | Verfahren zum Aufbereiten von reduzierten Ilmenit oder titandioxidhaltigen Schlacken |
| US4657666A (en) | 1981-10-26 | 1987-04-14 | W.S.R. Pty. Ltd. | Magnetic flotation |
| US4834898A (en) * | 1988-03-14 | 1989-05-30 | Board Of Control Of Michigan Technological University | Reagents for magnetizing nonmagnetic materials |
| JP3003749B2 (ja) * | 1993-07-26 | 2000-01-31 | 節一 笠井 | 廃棄物溶融スラグ中の金属回収方法 |
| JP3050140B2 (ja) * | 1996-10-09 | 2000-06-12 | 三菱マテリアル株式会社 | ゴミ焼却灰からの有価金属の回収方法 |
| JP4351352B2 (ja) * | 2000-02-24 | 2009-10-28 | 新日鉄エンジニアリング株式会社 | 廃棄物中の非鉄金属資源の回収方法 |
| AUPR319001A0 (en) | 2001-02-19 | 2001-03-15 | Ausmelt Limited | Improvements in or relating to flotation |
| JP2002265240A (ja) * | 2001-03-07 | 2002-09-18 | Nisshin Steel Co Ltd | スラグの処理方法 |
| NL1026956C2 (nl) * | 2004-09-03 | 2006-03-06 | Recco B V | Werkwijze en inrichting voor het terugwinnen van RVS uit staalslakken. |
| AU2008294826B2 (en) * | 2007-09-03 | 2013-02-07 | Basf Se | Processing rich ores using magnetic particles |
| US8329039B2 (en) | 2007-11-19 | 2012-12-11 | Basf Se | Magnetic separation of substances on the basis of the different surface charges thereof |
| EP2090367A1 (de) * | 2008-02-15 | 2009-08-19 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur kontinuierlichen Gewinnung von nichtmagnetischen Erzen |
| AU2009272764B2 (en) | 2008-07-18 | 2014-11-20 | Basf Se | Selective substance separation using modified magnetic particles |
| EP2313200B1 (de) | 2008-07-18 | 2012-06-27 | Basf Se | Anorganische partikel mit einer durch temperatur hydrophil/hydrophob schaltbaren organischen beschichtung |
| AU2009324379A1 (en) * | 2008-12-11 | 2011-07-28 | Basf Se | Enrichment of valuable ores from mine waste (tailings) |
| US8858801B2 (en) | 2009-02-24 | 2014-10-14 | Basf Se | Cu—Mo separation |
| EA022857B1 (ru) * | 2009-03-04 | 2016-03-31 | Басф Се | Магнитное разделение руд цветных металлов путем многостадийного кондиционирования |
| CA2752881C (en) * | 2009-03-04 | 2017-07-04 | Basf Se | Magnetic hydrophobic agglomerates |
-
2011
- 2011-11-29 CA CA2814729A patent/CA2814729A1/en not_active Abandoned
- 2011-11-29 CN CN201180057096XA patent/CN103228362A/zh active Pending
- 2011-11-29 MX MX2013006028A patent/MX2013006028A/es unknown
- 2011-11-29 EP EP11788472.6A patent/EP2646161A1/en not_active Withdrawn
- 2011-11-29 EA EA201390789A patent/EA201390789A1/ru unknown
- 2011-11-29 JP JP2013541322A patent/JP2014500142A/ja active Pending
- 2011-11-29 WO PCT/EP2011/071244 patent/WO2012072615A1/en not_active Ceased
- 2011-11-29 BR BR112013010567A patent/BR112013010567A2/pt not_active IP Right Cessation
- 2011-11-29 AU AU2011335037A patent/AU2011335037A1/en not_active Abandoned
- 2011-11-29 PE PE2013001316A patent/PE20140809A1/es not_active Application Discontinuation
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2013
- 2013-05-29 CL CL2013001528A patent/CL2013001528A1/es unknown
- 2013-06-26 ZA ZA2013/04774A patent/ZA201304774B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012072615A1 (en) | 2012-06-07 |
| MX2013006028A (es) | 2013-07-29 |
| EP2646161A1 (en) | 2013-10-09 |
| JP2014500142A (ja) | 2014-01-09 |
| CN103228362A (zh) | 2013-07-31 |
| BR112013010567A2 (pt) | 2016-08-09 |
| EA201390789A1 (ru) | 2013-12-30 |
| ZA201304774B (en) | 2014-09-25 |
| AU2011335037A1 (en) | 2013-06-13 |
| PE20140809A1 (es) | 2014-07-06 |
| CL2013001528A1 (es) | 2014-03-21 |
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