CA2315480A1 - Processus d'extraction de metaux d'un sorbant - Google Patents

Processus d'extraction de metaux d'un sorbant Download PDF

Info

Publication number: CA2315480A1
Authority: CA; Canada
Prior art keywords: metal; sorbent; solution; eluant; substantially nonpolar
Prior art date: 1999-08-13
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

Application number

CA002315480A

Other languages

English (en)

Inventor

Antonio T. Robles

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date 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 date listed.)

1999-08-13

Filing date

2000-08-11

Publication date

2001-02-13

1999-08-13 Priority claimed from US09/372,025 external-priority patent/US6200364B1/en

2000-08-11 Application filed by Individual filed Critical Individual

2001-02-13 Publication of CA2315480A1 publication Critical patent/CA2315480A1/fr

Status Abandoned legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 147
230000008569 process Effects 0.000 title claims abstract description 83
229910052751 metal Inorganic materials 0.000 title claims description 114
239000002184 metal Substances 0.000 title claims description 114
239000002594 sorbent Substances 0.000 title claims description 62
150000002739 metals Chemical class 0.000 title description 15
239000003795 chemical substances by application Substances 0.000 claims abstract description 76
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 45
239000000203 mixture Substances 0.000 claims abstract description 28
229910021529 ammonia Inorganic materials 0.000 claims abstract description 22
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 18
150000001720 carbohydrates Chemical class 0.000 claims abstract description 13
229930195733 hydrocarbon Natural products 0.000 claims abstract description 11
150000002430 hydrocarbons Chemical class 0.000 claims abstract description 11
239000004215 Carbon black (E152) Substances 0.000 claims abstract 10
239000002798 polar solvent Substances 0.000 claims abstract 3
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 155
239000010931 gold Substances 0.000 claims description 108
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 106
229910052737 gold Inorganic materials 0.000 claims description 106
229910052799 carbon Inorganic materials 0.000 claims description 101
XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims description 36
238000005363 electrowinning Methods 0.000 claims description 36
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
239000002253 acid Substances 0.000 claims description 33
239000000758 substrate Substances 0.000 claims description 32
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 22
BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 22
229910052709 silver Inorganic materials 0.000 claims description 22
239000004332 silver Substances 0.000 claims description 22
239000002904 solvent Substances 0.000 claims description 22
238000012546 transfer Methods 0.000 claims description 22
150000004696 coordination complex Chemical class 0.000 claims description 16
239000012535 impurity Substances 0.000 claims description 13
235000014633 carbohydrates Nutrition 0.000 claims description 12
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 12
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical group O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 claims description 11
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 11
229910052802 copper Inorganic materials 0.000 claims description 11
239000010949 copper Substances 0.000 claims description 11
229910052759 nickel Inorganic materials 0.000 claims description 11
-1 acyclic terpenes Chemical class 0.000 claims description 10
239000007789 gas Substances 0.000 claims description 9
KXZJHVJKXJLBKO-UHFFFAOYSA-N chembl1408157 Chemical compound N=1C2=CC=CC=C2C(C(=O)O)=CC=1C1=CC=C(O)C=C1 KXZJHVJKXJLBKO-UHFFFAOYSA-N 0.000 claims description 8
229920005989 resin Polymers 0.000 claims description 7
239000011347 resin Substances 0.000 claims description 7
150000001298 alcohols Chemical class 0.000 claims description 6
150000001336 alkenes Chemical class 0.000 claims description 6
229910017052 cobalt Inorganic materials 0.000 claims description 6
239000010941 cobalt Substances 0.000 claims description 6
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 6
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 6
229910052753 mercury Inorganic materials 0.000 claims description 6
230000000737 periodic effect Effects 0.000 claims description 6
229910052697 platinum Inorganic materials 0.000 claims description 6
229920000642 polymer Polymers 0.000 claims description 6
229910001415 sodium ion Inorganic materials 0.000 claims description 6
230000002378 acidificating effect Effects 0.000 claims description 5
238000006073 displacement reaction Methods 0.000 claims description 5
150000002772 monosaccharides Chemical class 0.000 claims description 5
150000002016 disaccharides Chemical class 0.000 claims description 4
150000004676 glycans Polymers 0.000 claims description 4
239000000463 material Substances 0.000 claims description 4
229920001282 polysaccharide Polymers 0.000 claims description 4
239000005017 polysaccharide Substances 0.000 claims description 4
230000001172 regenerating effect Effects 0.000 claims description 4
235000007586 terpenes Nutrition 0.000 claims description 4
239000010953 base metal Substances 0.000 claims description 3
150000001993 dienes Chemical class 0.000 claims description 3
238000002386 leaching Methods 0.000 claims description 2
230000003381 solubilizing effect Effects 0.000 claims description 2
229910052757 nitrogen Inorganic materials 0.000 claims 4
125000002534 ethynyl group Chemical class [H]C#C* 0.000 claims 2
150000004804 polysaccharides Polymers 0.000 claims 2
238000010828 elution Methods 0.000 abstract description 107
239000000243 solution Substances 0.000 description 143
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 48
235000000346 sugar Nutrition 0.000 description 35
239000011575 calcium Substances 0.000 description 20
238000001179 sorption measurement Methods 0.000 description 14
IZLAVFWQHMDDGK-UHFFFAOYSA-N gold(1+);cyanide Chemical compound [Au+].N#[C-] IZLAVFWQHMDDGK-UHFFFAOYSA-N 0.000 description 13
MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 13
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 12
230000000694 effects Effects 0.000 description 12
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 11
238000011084 recovery Methods 0.000 description 11
AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 10
229910052791 calcium Inorganic materials 0.000 description 10
239000012153 distilled water Substances 0.000 description 10
230000003134 recirculating effect Effects 0.000 description 10
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 9
KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 9
230000008929 regeneration Effects 0.000 description 9
238000011069 regeneration method Methods 0.000 description 9
229930006000 Sucrose Natural products 0.000 description 8
239000003153 chemical reaction reagent Substances 0.000 description 8
239000005720 sucrose Substances 0.000 description 8
229960004793 sucrose Drugs 0.000 description 8
239000011777 magnesium Substances 0.000 description 7
BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 6
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 6
229910001424 calcium ion Inorganic materials 0.000 description 6
150000001875 compounds Chemical class 0.000 description 6
239000003960 organic solvent Substances 0.000 description 6
238000004064 recycling Methods 0.000 description 6
239000008399 tap water Substances 0.000 description 6
235000020679 tap water Nutrition 0.000 description 6
238000005406 washing Methods 0.000 description 6
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 5
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 5
230000008901 benefit Effects 0.000 description 5
150000001768 cations Chemical class 0.000 description 5
229910017604 nitric acid Inorganic materials 0.000 description 5
238000011282 treatment Methods 0.000 description 5
239000007864 aqueous solution Substances 0.000 description 4
229910052500 inorganic mineral Inorganic materials 0.000 description 4
229910052749 magnesium Inorganic materials 0.000 description 4
239000011707 mineral Substances 0.000 description 4
239000010970 precious metal Substances 0.000 description 4
238000001556 precipitation Methods 0.000 description 4
CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
RFSUNEUAIZKAJO-ARQDHWQXSA-N Fructose Chemical compound OC[C@H]1O[C@](O)(CO)[C@@H](O)[C@@H]1O RFSUNEUAIZKAJO-ARQDHWQXSA-N 0.000 description 3
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
HMMQSMZJORURFY-UHFFFAOYSA-N [Au](C#N)(C#N)C#N.[Ca] Chemical compound [Au](C#N)(C#N)C#N.[Ca] HMMQSMZJORURFY-UHFFFAOYSA-N 0.000 description 3
230000003247 decreasing effect Effects 0.000 description 3
239000008367 deionised water Substances 0.000 description 3
229910021641 deionized water Inorganic materials 0.000 description 3
238000009852 extractive metallurgy Methods 0.000 description 3
229960002737 fructose Drugs 0.000 description 3
150000002500 ions Chemical class 0.000 description 3
239000011148 porous material Substances 0.000 description 3
230000002829 reductive effect Effects 0.000 description 3
OWEGMIWEEQEYGQ-UHFFFAOYSA-N 100676-05-9 Natural products OC1C(O)C(O)C(CO)OC1OCC1C(O)C(O)C(O)C(OC2C(OC(O)C(O)C2O)CO)O1 OWEGMIWEEQEYGQ-UHFFFAOYSA-N 0.000 description 2
GUBGYTABKSRVRQ-XLOQQCSPSA-N Alpha-Lactose Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@H](O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-XLOQQCSPSA-N 0.000 description 2
OKTJSMMVPCPJKN-NJFSPNSNSA-N Carbon-14 Chemical compound [14C] OKTJSMMVPCPJKN-NJFSPNSNSA-N 0.000 description 2
235000008733 Citrus aurantifolia Nutrition 0.000 description 2
229930091371 Fructose Natural products 0.000 description 2
239000005715 Fructose Substances 0.000 description 2
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 2
GUBGYTABKSRVRQ-PICCSMPSSA-N Maltose Natural products O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@@H]1O[C@@H]1[C@@H](CO)OC(O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-PICCSMPSSA-N 0.000 description 2
WOFVPNPAVMKHCX-UHFFFAOYSA-N N#C[Au](C#N)C#N Chemical class N#C[Au](C#N)C#N WOFVPNPAVMKHCX-UHFFFAOYSA-N 0.000 description 2
LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
WXOMTJVVIMOXJL-BOBFKVMVSA-A O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)OS(=O)(=O)OC[C@H]1O[C@@H](O[C@]2(COS(=O)(=O)O[Al](O)O)O[C@H](OS(=O)(=O)O[Al](O)O)[C@@H](OS(=O)(=O)O[Al](O)O)[C@@H]2OS(=O)(=O)O[Al](O)O)[C@H](OS(=O)(=O)O[Al](O)O)[C@@H](OS(=O)(=O)O[Al](O)O)[C@@H]1OS(=O)(=O)O[Al](O)O Chemical compound O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)O.O[Al](O)OS(=O)(=O)OC[C@H]1O[C@@H](O[C@]2(COS(=O)(=O)O[Al](O)O)O[C@H](OS(=O)(=O)O[Al](O)O)[C@@H](OS(=O)(=O)O[Al](O)O)[C@@H]2OS(=O)(=O)O[Al](O)O)[C@H](OS(=O)(=O)O[Al](O)O)[C@@H](OS(=O)(=O)O[Al](O)O)[C@@H]1OS(=O)(=O)O[Al](O)O WXOMTJVVIMOXJL-BOBFKVMVSA-A 0.000 description 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
235000011941 Tilia x europaea Nutrition 0.000 description 2
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
229910052782 aluminium Inorganic materials 0.000 description 2
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
238000003556 assay Methods 0.000 description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
GUBGYTABKSRVRQ-QUYVBRFLSA-N beta-maltose Chemical compound OC[C@H]1O[C@H](O[C@H]2[C@H](O)[C@@H](O)[C@H](O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@@H]1O GUBGYTABKSRVRQ-QUYVBRFLSA-N 0.000 description 2
230000027455 binding Effects 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
229940077731 carbohydrate nutrients Drugs 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
230000002939 deleterious effect Effects 0.000 description 2
238000003795 desorption Methods 0.000 description 2
238000004090 dissolution Methods 0.000 description 2
238000005265 energy consumption Methods 0.000 description 2
230000002708 enhancing effect Effects 0.000 description 2
238000000605 extraction Methods 0.000 description 2
125000000524 functional group Chemical group 0.000 description 2
IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine hydrate Chemical compound O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 description 2
239000001257 hydrogen Substances 0.000 description 2
229910052739 hydrogen Inorganic materials 0.000 description 2
LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
230000006872 improvement Effects 0.000 description 2
239000003295 industrial effluent Substances 0.000 description 2
150000002576 ketones Chemical class 0.000 description 2
239000008101 lactose Substances 0.000 description 2
239000004571 lime Substances 0.000 description 2
238000011068 loading method Methods 0.000 description 2
230000007246 mechanism Effects 0.000 description 2
150000002894 organic compounds Chemical class 0.000 description 2
239000001301 oxygen Substances 0.000 description 2
229910052760 oxygen Inorganic materials 0.000 description 2
239000003495 polar organic solvent Substances 0.000 description 2
238000000746 purification Methods 0.000 description 2
150000003839 salts Chemical class 0.000 description 2
LFAGQMCIGQNPJG-UHFFFAOYSA-N silver cyanide Chemical compound [Ag+].N#[C-] LFAGQMCIGQNPJG-UHFFFAOYSA-N 0.000 description 2
229940098221 silver cyanide Drugs 0.000 description 2
239000002002 slurry Substances 0.000 description 2
239000011734 sodium Substances 0.000 description 2
229910052708 sodium Inorganic materials 0.000 description 2
150000008163 sugars Chemical class 0.000 description 2
229910052725 zinc Inorganic materials 0.000 description 2
239000011701 zinc Substances 0.000 description 2
XDIYNQZUNSSENW-UUBOPVPUSA-N (2R,3S,4R,5R)-2,3,4,5,6-pentahydroxyhexanal Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O XDIYNQZUNSSENW-UUBOPVPUSA-N 0.000 description 1
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
GUBGYTABKSRVRQ-CUHNMECISA-N D-Cellobiose Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)OC(O)[C@H](O)[C@H]1O GUBGYTABKSRVRQ-CUHNMECISA-N 0.000 description 1
WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
229920002527 Glycogen Polymers 0.000 description 1
208000007976 Ketosis Diseases 0.000 description 1
229920002125 Sokalan® Chemical class 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
ZMZDMBWJUHKJPS-UHFFFAOYSA-M Thiocyanate anion Chemical compound [S-]C#N ZMZDMBWJUHKJPS-UHFFFAOYSA-M 0.000 description 1
229920002522 Wood fibre Polymers 0.000 description 1
150000000475 acetylene derivatives Chemical class 0.000 description 1
238000010306 acid treatment Methods 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
230000002411 adverse Effects 0.000 description 1
150000001299 aldehydes Chemical class 0.000 description 1
150000001323 aldoses Chemical class 0.000 description 1
150000001334 alicyclic compounds Chemical class 0.000 description 1
150000001335 aliphatic alkanes Chemical class 0.000 description 1
125000001931 aliphatic group Chemical group 0.000 description 1
239000000908 ammonium hydroxide Substances 0.000 description 1
150000001454 anthracenes Chemical class 0.000 description 1
238000013459 approach Methods 0.000 description 1
150000001491 aromatic compounds Chemical class 0.000 description 1
150000001555 benzenes Chemical class 0.000 description 1
235000010233 benzoic acid Nutrition 0.000 description 1
WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid group Chemical group C(C1=CC=CC=C1)(=O)O WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 1
150000001559 benzoic acids Chemical class 0.000 description 1
WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
125000002619 bicyclic group Chemical group 0.000 description 1
150000007942 carboxylates Chemical group 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
239000003518 caustics Substances 0.000 description 1
239000001913 cellulose Substances 0.000 description 1
229920002678 cellulose Polymers 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
239000003638 chemical reducing agent Substances 0.000 description 1
230000002860 competitive effect Effects 0.000 description 1
230000000536 complexating effect Effects 0.000 description 1
239000008139 complexing agent Substances 0.000 description 1
239000000356 contaminant Substances 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
125000004093 cyano group Chemical group *C#N 0.000 description 1
125000004122 cyclic group Chemical group 0.000 description 1
150000001925 cycloalkenes Chemical class 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
238000004821 distillation Methods 0.000 description 1
239000003792 electrolyte Substances 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
239000013505 freshwater Substances 0.000 description 1
239000008103 glucose Substances 0.000 description 1
229940096919 glycogen Drugs 0.000 description 1
ZMZDMBWJUHKJPS-UHFFFAOYSA-N hydrogen thiocyanate Natural products SC#N ZMZDMBWJUHKJPS-UHFFFAOYSA-N 0.000 description 1
239000010842 industrial wastewater Substances 0.000 description 1
150000002484 inorganic compounds Chemical class 0.000 description 1
229910010272 inorganic material Inorganic materials 0.000 description 1
150000002584 ketoses Chemical class 0.000 description 1
150000002628 limonene derivativess Chemical class 0.000 description 1
231100000053 low toxicity Toxicity 0.000 description 1
229910001425 magnesium ion Inorganic materials 0.000 description 1
238000013508 migration Methods 0.000 description 1
230000005012 migration Effects 0.000 description 1
239000011259 mixed solution Substances 0.000 description 1
125000002950 monocyclic group Chemical group 0.000 description 1
150000002826 nitrites Chemical class 0.000 description 1
150000007524 organic acids Chemical class 0.000 description 1
238000002161 passivation Methods 0.000 description 1
239000004033 plastic Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
NNFCIKHAZHQZJG-UHFFFAOYSA-N potassium cyanide Chemical compound [K+].N#[C-] NNFCIKHAZHQZJG-UHFFFAOYSA-N 0.000 description 1
238000011112 process operation Methods 0.000 description 1
239000000047 product Substances 0.000 description 1
PJYUPDCACOMARB-UHFFFAOYSA-N propan-2-one;dihydrate Chemical class O.O.CC(C)=O PJYUPDCACOMARB-UHFFFAOYSA-N 0.000 description 1
230000002441 reversible effect Effects 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
235000021309 simple sugar Nutrition 0.000 description 1
VGTPCRGMBIAPIM-UHFFFAOYSA-M sodium thiocyanate Chemical compound [Na+].[S-]C#N VGTPCRGMBIAPIM-UHFFFAOYSA-M 0.000 description 1
VMDSWYDTKFSTQH-UHFFFAOYSA-N sodium;gold(1+);dicyanide Chemical compound [Na+].[Au+].N#[C-].N#[C-] VMDSWYDTKFSTQH-UHFFFAOYSA-N 0.000 description 1
239000008107 starch Substances 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000012085 test solution Substances 0.000 description 1
239000002562 thickening agent Substances 0.000 description 1
DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 1
238000010977 unit operation Methods 0.000 description 1
239000002351 wastewater Substances 0.000 description 1
239000002025 wood fiber Substances 0.000 description 1

Classifications

- 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

Manufacture And Refinement Of Metals (AREA)

CA002315480A 1999-08-13 2000-08-11 Processus d'extraction de metaux d'un sorbant Abandoned CA2315480A1 (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US09/372,025 US6200364B1 (en)	1999-08-13	1999-08-13	Process for eluting precious metals from activated carbon
US09/372,025		1999-08-13
US63238600A	2000-08-03	2000-08-03
US09/632,386		2000-08-03

Publications (1)

Publication Number	Publication Date
CA2315480A1 true CA2315480A1 (fr)	2001-02-13

Family

ID=27005616

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002315480A Abandoned CA2315480A1 (fr)	1999-08-13	2000-08-11	Processus d'extraction de metaux d'un sorbant

Country Status (1)

Country	Link
CA (1)	CA2315480A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2004046036A3 (fr) *	2002-11-15	2007-11-08	Placer Dome Technical Services	Procede de lixiviation au thiosulfate de materiaux contenant des metaux precieux
US7559974B2 (en)	2000-05-19	2009-07-14	Placer Dome Technical Services Ltd.	Method for thiosulfate leaching of precious metal-containing materials
US9051625B2 (en)	2011-06-15	2015-06-09	Barrick Gold Corporation	Method for recovering precious metals and copper from leach solutions
US10161016B2 (en)	2013-05-29	2018-12-25	Barrick Gold Corporation	Method for pre-treatment of gold-bearing oxide ores
US10415116B2 (en)	2010-12-07	2019-09-17	Barrick Gold Corporation	Co-current and counter current resin-in-leach in gold leaching processes
US11639540B2 (en)	2019-01-21	2023-05-02	Barrick Gold Corporation	Method for carbon-catalysed thiosulfate leaching of gold-bearing materials

2000
- 2000-08-11 CA CA002315480A patent/CA2315480A1/fr not_active Abandoned

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8597399B2 (en)	2000-05-19	2013-12-03	Placer Dome Technical Services Limited	Method for thiosulfate leaching of precious metal-containing materials
US8821613B2 (en)	2000-05-19	2014-09-02	Placer Dome Technical Services Ltd.	Method for thiosulfate leaching of precious metal-containing materials
US7559974B2 (en)	2000-05-19	2009-07-14	Placer Dome Technical Services Ltd.	Method for thiosulfate leaching of precious metal-containing materials
US7722840B2 (en)	2002-11-15	2010-05-25	Placer Dome Technical Services Limited	Method for thiosulfate leaching of precious metal-containing materials
US8097227B2 (en)	2002-11-15	2012-01-17	Placer Dome Technical Services Limited	Method for thiosulfate leaching of precious metal-containing materials
WO2004046036A3 (fr) *	2002-11-15	2007-11-08	Placer Dome Technical Services	Procede de lixiviation au thiosulfate de materiaux contenant des metaux precieux
US7544232B2 (en)	2002-11-15	2009-06-09	Placer Dome Technical Services Ltd.	Method for thiosulfate leaching of precious metal-containing materials
US10415116B2 (en)	2010-12-07	2019-09-17	Barrick Gold Corporation	Co-current and counter current resin-in-leach in gold leaching processes
US9051625B2 (en)	2011-06-15	2015-06-09	Barrick Gold Corporation	Method for recovering precious metals and copper from leach solutions
US10161016B2 (en)	2013-05-29	2018-12-25	Barrick Gold Corporation	Method for pre-treatment of gold-bearing oxide ores
US10597752B2 (en)	2013-05-29	2020-03-24	Barrick Gold Corporation	Method for pre-treatment of gold-bearing oxide ores
US11401580B2 (en)	2013-05-29	2022-08-02	Barrick Gold Corporation	Method for pre-treatment of gold-bearing oxide ores
US11639540B2 (en)	2019-01-21	2023-05-02	Barrick Gold Corporation	Method for carbon-catalysed thiosulfate leaching of gold-bearing materials
US12065714B2 (en)	2019-01-21	2024-08-20	Barrick Gold Corporation	Method for carbon-catalysed thiosulfate leaching of gold-bearing materials

Publication	Publication Date	Title
US20010008617A1 (en)	2001-07-19	Method for the regeneration of sorbent materials
US4732609A (en)	1988-03-22	Recovery of cyanide from waste waters by an ion exchange process
Dai et al.	2010	Comparison of activated carbon and ion-exchange resins in recovering copper from cyanide leach solutions
US20080110296A1 (en)	2008-05-15	Process for recovering platinum group metals, rhenium and gold
US3935006A (en)	1976-01-27	Process for eluting adsorbed gold and/or silver values from activated carbon
US5885327A (en)	1999-03-23	Process for the recovery of gold
CA2449353A1 (fr)	2002-12-12	Recuperation selective de metal (metaux) precieux
CA2315480A1 (fr)	2001-02-13	Processus d'extraction de metaux d'un sorbant
US5176886A (en)	1993-01-05	Rapid, ambient-temperature process for stripping gold bound to activated carbon
US20230399241A1 (en)	2023-12-14	Process for removing cyanide from a cyanide-bearing aqueous fluid
AU5336900A (en)	2001-02-15	Process for removing metals form a sorbent
CN115870018A (zh)	2023-03-31	一种中性地浸树脂的再生方法
WO2007137325A1 (fr)	2007-12-06	Procédé de récupération de métaux à partir de résines
ZA200107714B (en)	2002-06-04	Recovery of noble metals by lixiviation with thiourea controlled acidic solution.
CN109825702B (zh)	2021-04-23	用活性炭从连多硫酸盐浸金贵液中富集回收金的方法
AU2011201892B2 (en)	2014-03-13	Method for aqueous gold thiosulfate extraction using copper-cyanide pretreated carbon adsorption
US5290525A (en)	1994-03-01	Removal of base metals and cyanide from gold-barren CIP solutions
CA2296827A1 (fr)	2001-07-18	Processus d'elution de metaux precieux de charbon actif
CN109930009B (zh)	2021-04-13	用活性炭从含硫无氰浸金贵液中富集回收金的方法
RU2148666C1 (ru)	2000-05-10	Способ извлечения золота и/или серебра из цианидных растворов и пульп
Riveros et al.	1987	Ion exchange recovery of gold and silver from cyanide solutions
GB1573685A (en)	1980-08-28	Recovery of metal values
US20140147354A1 (en)	2014-05-29	Stripping agent and method of use
CN118880031A (zh)	2024-11-01	复杂多金属载金炭分段解吸电解方法
Lukey et al.	2011	METAL CYANIDES AND FUNCTIONAL POLYMERS

Legal Events

Date	Code	Title	Description
2003-09-12	FZDC	Correction of dead application (reinstatement)
2005-08-11	FZDE	Dead