ZA200600207B - A process for recovering platinum group metals from ores and concentrates - Google Patents
A process for recovering platinum group metals from ores and concentrates Download PDFInfo
- Publication number
- ZA200600207B ZA200600207B ZA200600207A ZA200600207A ZA200600207B ZA 200600207 B ZA200600207 B ZA 200600207B ZA 200600207 A ZA200600207 A ZA 200600207A ZA 200600207 A ZA200600207 A ZA 200600207A ZA 200600207 B ZA200600207 B ZA 200600207B
- Authority
- ZA
- South Africa
- Prior art keywords
- pgm
- recited
- salt
- mixture
- temperature
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 108
- 239000012141 concentrate Substances 0.000 title claims abstract description 61
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 20
- 239000002184 metal Substances 0.000 title claims abstract description 20
- 230000008569 process Effects 0.000 title description 37
- -1 platinum group metals Chemical class 0.000 title description 8
- 150000003839 salts Chemical class 0.000 claims abstract description 65
- 239000000460 chlorine Substances 0.000 claims abstract description 52
- 238000006243 chemical reaction Methods 0.000 claims abstract description 46
- 239000000203 mixture Substances 0.000 claims abstract description 46
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims abstract description 36
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 28
- 150000003841 chloride salts Chemical class 0.000 claims abstract description 22
- 238000002156 mixing Methods 0.000 claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 82
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 76
- 238000005660 chlorination reaction Methods 0.000 claims description 45
- 239000011780 sodium chloride Substances 0.000 claims description 37
- 229910052742 iron Inorganic materials 0.000 claims description 33
- 238000000605 extraction Methods 0.000 claims description 29
- 230000015572 biosynthetic process Effects 0.000 claims description 15
- 239000000155 melt Substances 0.000 claims description 3
- 239000012159 carrier gas Substances 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- 239000011343 solid material Substances 0.000 abstract description 10
- 239000000243 solution Substances 0.000 description 58
- 229910002091 carbon monoxide Inorganic materials 0.000 description 52
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 51
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 description 45
- 229960002089 ferrous chloride Drugs 0.000 description 44
- 239000007789 gas Substances 0.000 description 35
- 238000011084 recovery Methods 0.000 description 34
- 241000894007 species Species 0.000 description 31
- 239000012071 phase Substances 0.000 description 28
- 239000011651 chromium Substances 0.000 description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 25
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 21
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- 239000007787 solid Substances 0.000 description 20
- 239000000047 product Substances 0.000 description 15
- 229910052697 platinum Inorganic materials 0.000 description 14
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 12
- 150000001805 chlorine compounds Chemical class 0.000 description 12
- 239000000463 material Substances 0.000 description 12
- 239000010948 rhodium Substances 0.000 description 12
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 11
- 238000011282 treatment Methods 0.000 description 11
- 238000005188 flotation Methods 0.000 description 10
- 229910052763 palladium Inorganic materials 0.000 description 10
- 229910052804 chromium Inorganic materials 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 9
- 239000010970 precious metal Substances 0.000 description 9
- 229910052707 ruthenium Inorganic materials 0.000 description 9
- 238000005406 washing Methods 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 8
- 238000006386 neutralization reaction Methods 0.000 description 8
- 229910052703 rhodium Inorganic materials 0.000 description 8
- 238000003556 assay Methods 0.000 description 7
- 239000010953 base metal Substances 0.000 description 7
- 238000004090 dissolution Methods 0.000 description 7
- 238000001035 drying Methods 0.000 description 7
- 150000002739 metals Chemical class 0.000 description 7
- 229910052762 osmium Inorganic materials 0.000 description 7
- 238000010791 quenching Methods 0.000 description 7
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 6
- 238000013019 agitation Methods 0.000 description 6
- NHYCGSASNAIGLD-UHFFFAOYSA-N chlorine monoxide Inorganic materials Cl[O] NHYCGSASNAIGLD-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 239000007792 gaseous phase Substances 0.000 description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 description 6
- 229910052741 iridium Inorganic materials 0.000 description 6
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 235000010755 mineral Nutrition 0.000 description 6
- 239000011707 mineral Substances 0.000 description 6
- 230000000171 quenching effect Effects 0.000 description 6
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 6
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 5
- WWNBZGLDODTKEM-UHFFFAOYSA-N sulfanylidenenickel Chemical compound [Ni]=S WWNBZGLDODTKEM-UHFFFAOYSA-N 0.000 description 5
- 150000004763 sulfides Chemical class 0.000 description 5
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 150000001804 chlorine Chemical class 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000001095 inductively coupled plasma mass spectrometry Methods 0.000 description 4
- 238000002386 leaching Methods 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000012808 vapor phase Substances 0.000 description 4
- 229910000604 Ferrochrome Inorganic materials 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000029087 digestion Effects 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 3
- 235000014413 iron hydroxide Nutrition 0.000 description 3
- 235000013980 iron oxide Nutrition 0.000 description 3
- NCNCGGDMXMBVIA-UHFFFAOYSA-L iron(ii) hydroxide Chemical compound [OH-].[OH-].[Fe+2] NCNCGGDMXMBVIA-UHFFFAOYSA-L 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 101150003085 Pdcl gene Proteins 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 239000003929 acidic solution Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000013626 chemical specie Substances 0.000 description 2
- 229910001919 chlorite Inorganic materials 0.000 description 2
- 229910052619 chlorite group Inorganic materials 0.000 description 2
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052892 hornblende Inorganic materials 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000003846 membrane cell process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 description 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- 241001033429 Canarium vulgare Species 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 102100024440 Phosphoacetylglucosamine mutase Human genes 0.000 description 1
- 108010074307 Phosphoacetylglucosamine mutase Proteins 0.000 description 1
- 101710105361 Phosphoglucomutase 1 Proteins 0.000 description 1
- 102100030999 Phosphoglucomutase-1 Human genes 0.000 description 1
- 102100036629 Phosphoglucomutase-2 Human genes 0.000 description 1
- 101710105359 Phosphoglucomutase-2 Proteins 0.000 description 1
- 240000004350 Prunus spinosa Species 0.000 description 1
- 235000010829 Prunus spinosa Nutrition 0.000 description 1
- 229910021604 Rhodium(III) chloride Inorganic materials 0.000 description 1
- YTAHJIFKAKIKAV-XNMGPUDCSA-N [(1R)-3-morpholin-4-yl-1-phenylpropyl] N-[(3S)-2-oxo-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl]carbamate Chemical compound O=C1[C@H](N=C(C2=C(N1)C=CC=C2)C1=CC=CC=C1)NC(O[C@H](CCN1CCOCC1)C1=CC=CC=C1)=O YTAHJIFKAKIKAV-XNMGPUDCSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000011473 acid brick Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical class Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011165 process development Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- SONJTKJMTWTJCT-UHFFFAOYSA-K rhodium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[Rh+3] SONJTKJMTWTJCT-UHFFFAOYSA-K 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
- 229940056345 tums Drugs 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
- C22B1/08—Chloridising roasting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/06—Chloridising
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/10—Obtaining titanium, zirconium or hafnium
- C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
- C22B34/1204—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent
- C22B34/1209—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent by dry processes, e.g. with selective chlorination of iron or with formation of a titanium bearing slag
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/30—Obtaining chromium, molybdenum or tungsten
- C22B34/32—Obtaining chromium
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA002435779A CA2435779A1 (fr) | 2003-07-22 | 2003-07-22 | Un procede de recuperation de metaux du groupe du platine dans des minerais et des concentres |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200600207B true ZA200600207B (en) | 2007-02-28 |
Family
ID=34069927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200600207A ZA200600207B (en) | 2003-07-22 | 2006-01-09 | A process for recovering platinum group metals from ores and concentrates |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US20070131058A1 (fr) |
| EP (1) | EP1651785B1 (fr) |
| AT (1) | ATE351928T1 (fr) |
| AU (1) | AU2004257315B2 (fr) |
| CA (2) | CA2435779A1 (fr) |
| WO (1) | WO2005007903A1 (fr) |
| ZA (1) | ZA200600207B (fr) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2291907C1 (ru) * | 2006-01-10 | 2007-01-20 | Закрытое Акционерное Общество "Уралкалий-Технология" | Способ извлечения благородных металлов |
| CA2552292C (fr) * | 2006-07-12 | 2008-12-09 | Reprotech Limited | Purification de metaux du groupe du platine a partir de melanges de ces metaux |
| DE102007020142A1 (de) * | 2007-04-26 | 2008-10-30 | Bayer Materialscience Ag | Verfahren zur Rückgewinnung von Ruthenium aus einem rutheniumhaltigen geträgerten Katalysatormaterial |
| AU2012231686B2 (en) | 2011-03-18 | 2015-08-27 | Orbite Aluminae Inc. | Processes for recovering rare earth elements from aluminum-bearing materials |
| EP3141621A1 (fr) | 2011-05-04 | 2017-03-15 | Orbite Aluminae Inc. | Procédés de récupération de terres rares dans divers minerais |
| EP2755918A4 (fr) | 2011-09-16 | 2015-07-01 | Orbite Aluminae Inc | Procédés de préparation d'alumine et de divers autres produits |
| US9023301B2 (en) | 2012-01-10 | 2015-05-05 | Orbite Aluminae Inc. | Processes for treating red mud |
| EP2662464A1 (fr) * | 2012-05-09 | 2013-11-13 | Inter-Euro Technology Limited | Récupération d'or |
| CA2891427C (fr) | 2012-11-14 | 2016-09-20 | Orbite Aluminae Inc. | Procede de purification d'ions aluminium |
| WO2014091456A1 (fr) * | 2012-12-14 | 2014-06-19 | Fer-Min-Ore (Proprietary) Limited | Procédé pour la récupération de métaux du groupe du platine |
| KR101323754B1 (ko) * | 2013-04-29 | 2013-10-31 | 한국지질자원연구원 | 폐촉매의 침출용액으로부터 산 및 백금족 금속의 회수방법 |
| ES2782082T3 (es) | 2014-06-19 | 2020-09-10 | Yeda Res & Dev | Método para la recuperación de metales del grupo platino a partir de los catalizadores gastados |
| CN104630500A (zh) * | 2014-12-31 | 2015-05-20 | 金川集团股份有限公司 | 一种通过联合浸出工艺从红土镍矿中回收镍、钴、铁和硅的方法 |
| IL248600A0 (en) | 2016-10-30 | 2017-02-01 | Yeda Res & Dev | A method for obtaining platinum group metals from spent catalysts |
| EA202091076A1 (ru) | 2017-11-01 | 2020-07-23 | Йеда Рисерч Энд Дивелопмент Ко. Лтд. | Способ извлечения и экстракции золота из электронных отходов или золотосодержащих минералов, руд и песков |
| WO2020188527A1 (fr) * | 2019-03-21 | 2020-09-24 | Anglo American Services (Uk) Ltd | Récupération de pgm et de chromite à partir de minerais pgm/cr mixtes |
| CA3192359A1 (fr) * | 2020-08-18 | 2022-02-24 | Enviro Metals, LLC | Affinage de metaux |
| CN113278803A (zh) * | 2021-05-11 | 2021-08-20 | 贵研资源（易门）有限公司 | 一种处理贵金属铁捕集料的方法 |
| WO2024022582A1 (fr) * | 2022-07-26 | 2024-02-01 | Kronos International, Inc. | Récupération de chlore à partir de chlorure d'hydrogène généré dans des procédés de carbochloration |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5238662A (en) * | 1987-07-31 | 1993-08-24 | Chevron Research Company | Processes for recovering precious metals |
| US5074910A (en) * | 1987-11-23 | 1991-12-24 | Chevron Research And Technology Company | Process for recovering precious metals from sulfide ores |
| JPH01234531A (ja) * | 1988-03-16 | 1989-09-19 | Tanaka Kikinzoku Kogyo Kk | 白金族金属を回収する方法 |
| US5102632A (en) * | 1990-12-21 | 1992-04-07 | Metallgesellschaft Aktiengesellschaft | Two-step method for recovering dispersed noble metals |
| AU5806896A (en) * | 1996-05-31 | 1998-01-05 | Ug Plus International Inc. | Process for obtaining chromium enriched chromite from chromite ores |
| CA2193783A1 (fr) * | 1996-12-23 | 1998-06-23 | Mario Bergeron | Chloration a sec des minerais ou des concentres de chromite contenant des platinoides |
| AT405841B (de) | 1997-09-11 | 1999-11-25 | Prior Eng Ag | Verfahren zum aufarbeiten von edelmetallhaltigen materialien |
| ATE254672T1 (de) | 1999-07-27 | 2003-12-15 | Anglo American Platinum Corp | Raffination edelmetallhaltiger mineralkonzentrate durch chlorierung |
| WO2002053788A1 (fr) * | 2000-12-29 | 2002-07-11 | Nichromet Extraction Inc. | Procede de recuperation de metaux de base et de metaux precieux par chloruration extractive |
| EP1590494B1 (fr) | 2003-02-06 | 2006-08-09 | Ressources Minieres Pro-Or Inc. | Procede permettant d'accroitre le rapport chrome-fer des produits chromites |
-
2003
- 2003-07-22 CA CA002435779A patent/CA2435779A1/fr not_active Abandoned
-
2004
- 2004-07-20 EP EP04737988A patent/EP1651785B1/fr not_active Not-in-force
- 2004-07-20 US US10/564,735 patent/US20070131058A1/en not_active Abandoned
- 2004-07-20 AU AU2004257315A patent/AU2004257315B2/en not_active Ceased
- 2004-07-20 WO PCT/CA2004/001067 patent/WO2005007903A1/fr active IP Right Grant
- 2004-07-20 AT AT04737988T patent/ATE351928T1/de not_active IP Right Cessation
- 2004-07-20 CA CA2531913A patent/CA2531913C/fr not_active Expired - Fee Related
-
2006
- 2006-01-09 ZA ZA200600207A patent/ZA200600207B/en unknown
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2010
- 2010-04-19 US US12/762,503 patent/US7972412B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US7972412B2 (en) | 2011-07-05 |
| EP1651785A1 (fr) | 2006-05-03 |
| ATE351928T1 (de) | 2007-02-15 |
| CA2531913A1 (fr) | 2005-01-27 |
| US20100257978A1 (en) | 2010-10-14 |
| EP1651785B1 (fr) | 2007-01-17 |
| AU2004257315A1 (en) | 2005-01-27 |
| CA2531913C (fr) | 2012-05-15 |
| CA2435779A1 (fr) | 2005-01-22 |
| US20070131058A1 (en) | 2007-06-14 |
| AU2004257315B2 (en) | 2009-03-12 |
| WO2005007903A1 (fr) | 2005-01-27 |
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