CN1036283C - 贵金属的回收方法 - Google Patents
贵金属的回收方法 Download PDFInfo
- Publication number
- CN1036283C CN1036283C CN90101201A CN90101201A CN1036283C CN 1036283 C CN1036283 C CN 1036283C CN 90101201 A CN90101201 A CN 90101201A CN 90101201 A CN90101201 A CN 90101201A CN 1036283 C CN1036283 C CN 1036283C
- Authority
- CN
- China
- Prior art keywords
- slurry
- gold
- charcoal
- ore
- liquid
- 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 - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 102
- 238000011084 recovery Methods 0.000 title claims abstract description 37
- 239000010970 precious metal Substances 0.000 title claims description 35
- 239000010931 gold Substances 0.000 claims abstract description 157
- 229910052737 gold Inorganic materials 0.000 claims abstract description 156
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 155
- 239000002002 slurry Substances 0.000 claims abstract description 101
- 239000007787 solid Substances 0.000 claims abstract description 59
- 239000002245 particle Substances 0.000 claims abstract description 32
- 239000000243 solution Substances 0.000 claims abstract description 27
- 238000010790 dilution Methods 0.000 claims abstract description 15
- 239000012895 dilution Substances 0.000 claims abstract description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 12
- 239000003456 ion exchange resin Substances 0.000 claims abstract description 12
- 229920003303 ion-exchange polymer Polymers 0.000 claims abstract description 12
- 238000007865 diluting Methods 0.000 claims abstract 3
- 239000007788 liquid Substances 0.000 claims description 55
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 24
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 24
- 238000000605 extraction Methods 0.000 claims description 21
- 239000003795 chemical substances by application Substances 0.000 claims description 18
- 238000002386 leaching Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 18
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 10
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical group [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 3
- 239000012141 concentrate Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 239000002270 dispersing agent Substances 0.000 claims description 2
- 239000000284 extract Substances 0.000 claims description 2
- 150000002894 organic compounds Chemical class 0.000 claims 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000005363 electrowinning Methods 0.000 claims 1
- 239000007791 liquid phase Substances 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 abstract description 34
- 230000008569 process Effects 0.000 abstract description 21
- 239000003610 charcoal Substances 0.000 description 147
- NICDRCVJGXLKSF-UHFFFAOYSA-N nitric acid;trihydrochloride Chemical compound Cl.Cl.Cl.O[N+]([O-])=O NICDRCVJGXLKSF-UHFFFAOYSA-N 0.000 description 36
- 230000004087 circulation Effects 0.000 description 25
- 238000004458 analytical method Methods 0.000 description 24
- 238000005516 engineering process Methods 0.000 description 15
- 239000011347 resin Substances 0.000 description 15
- 229920005989 resin Polymers 0.000 description 15
- 239000000460 chlorine Substances 0.000 description 12
- 230000000694 effects Effects 0.000 description 12
- 239000002594 sorbent Substances 0.000 description 12
- PTTPXKJBFFKCEK-UHFFFAOYSA-N 2-Methyl-4-heptanone Chemical compound CC(C)CC(=O)CC(C)C PTTPXKJBFFKCEK-UHFFFAOYSA-N 0.000 description 11
- 239000006185 dispersion Substances 0.000 description 10
- 239000004927 clay Substances 0.000 description 9
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- 210000002966 serum Anatomy 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 8
- 229910052725 zinc Inorganic materials 0.000 description 8
- 239000011701 zinc Substances 0.000 description 8
- 238000001179 sorption measurement Methods 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000000184 acid digestion Methods 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 239000003463 adsorbent Substances 0.000 description 5
- 238000004380 ashing Methods 0.000 description 5
- 229910052801 chlorine Inorganic materials 0.000 description 5
- 238000003795 desorption Methods 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000004332 silver Substances 0.000 description 5
- 241000370738 Chlorion Species 0.000 description 4
- 229920002472 Starch Polymers 0.000 description 4
- 230000029087 digestion Effects 0.000 description 4
- 238000011049 filling Methods 0.000 description 4
- 235000019580 granularity Nutrition 0.000 description 4
- 235000019698 starch Nutrition 0.000 description 4
- 239000008107 starch Substances 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 238000005342 ion exchange Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000012266 salt solution Substances 0.000 description 3
- 238000010561 standard procedure Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229910052569 sulfide mineral Inorganic materials 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000862 absorption spectrum Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000000274 adsorptive effect Effects 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000006392 deoxygenation reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical group [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 241000416536 Euproctis pseudoconspersa Species 0.000 description 1
- 101100436333 Komagataella phaffii (strain GS115 / ATCC 20864) ATG26 gene Proteins 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 238000001479 atomic absorption spectroscopy Methods 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 230000003311 flocculating effect Effects 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
- 150000002343 gold Chemical class 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920000137 polyphosphoric acid Polymers 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 description 1
- 235000019982 sodium hexametaphosphate Nutrition 0.000 description 1
- 235000019795 sodium metasilicate Nutrition 0.000 description 1
- 239000001488 sodium phosphate Substances 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000009955 starching Methods 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 235000019801 trisodium phosphate Nutrition 0.000 description 1
- SOBHUZYZLFQYFK-UHFFFAOYSA-K trisodium;hydroxy-[[phosphonatomethyl(phosphonomethyl)amino]methyl]phosphinate Chemical compound [Na+].[Na+].[Na+].OP(O)(=O)CN(CP(O)([O-])=O)CP([O-])([O-])=O SOBHUZYZLFQYFK-UHFFFAOYSA-K 0.000 description 1
Images
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
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
- C22B11/042—Recovery of noble metals from waste materials
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
- C22B3/24—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition by adsorption on solid substances, e.g. by extraction with solid resins
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/42—Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
-
- 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)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPJ307989 | 1989-03-07 | ||
| AUPJ3079 | 1989-03-07 | ||
| AUPJ484089 | 1989-06-22 | ||
| AUPJ4840 | 1989-06-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1046942A CN1046942A (zh) | 1990-11-14 |
| CN1036283C true CN1036283C (zh) | 1997-10-29 |
Family
ID=25643643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN90101201A Expired - Fee Related CN1036283C (zh) | 1989-03-07 | 1990-03-07 | 贵金属的回收方法 |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US5215575A (OSRAM) |
| CN (1) | CN1036283C (OSRAM) |
| AP (1) | AP151A (OSRAM) |
| AR (1) | AR246558A1 (OSRAM) |
| BR (1) | BR9007193A (OSRAM) |
| CA (1) | CA2045551A1 (OSRAM) |
| CU (1) | CU22322A3 (OSRAM) |
| GB (1) | GB2248631B (OSRAM) |
| GR (1) | GR1002301B (OSRAM) |
| HR (1) | HRP920601A2 (OSRAM) |
| IE (1) | IE62041B1 (OSRAM) |
| IL (1) | IL93664A (OSRAM) |
| IN (1) | IN178836B (OSRAM) |
| MA (1) | MA22480A1 (OSRAM) |
| MY (1) | MY105658A (OSRAM) |
| NZ (1) | NZ232793A (OSRAM) |
| OA (1) | OA09217A (OSRAM) |
| PE (1) | PE891A1 (OSRAM) |
| PH (1) | PH27611A (OSRAM) |
| RU (1) | RU2069235C1 (OSRAM) |
| WO (1) | WO1990010721A1 (OSRAM) |
| YU (1) | YU46290A (OSRAM) |
| ZA (1) | ZA901703B (OSRAM) |
Families Citing this family (65)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993018192A1 (en) * | 1992-03-09 | 1993-09-16 | Pivot Mining Nl | Continuous leaching of treated titaniferous ores with alcohol solutions |
| US5354359A (en) * | 1992-04-01 | 1994-10-11 | Newmont Gold Co. | Hydrometallurgical process for the recovery of precious metal values from precious metal ores with thiosulfate lixiviant |
| US5449396A (en) * | 1993-02-16 | 1995-09-12 | Laskorin; Boris N. | Method for recovering gold and silver from ore starting materials |
| CA2147307A1 (en) * | 1994-04-20 | 1995-10-21 | Dean Butler | Noble metal recovery |
| USH1661H (en) * | 1994-08-30 | 1997-07-01 | The United States Of America As Represented By The Secretary Of The Navy | Ion exchange removal of cations under chelating/complexing conditions |
| US5536297A (en) * | 1995-02-10 | 1996-07-16 | Barrick Gold Corporation | Gold recovery from refractory carbonaceous ores by pressure oxidation and thiosulfate leaching |
| US5785736A (en) * | 1995-02-10 | 1998-07-28 | Barrick Gold Corporation | Gold recovery from refractory carbonaceous ores by pressure oxidation, thiosulfate leaching and resin-in-pulp adsorption |
| DE19710529A1 (de) * | 1997-03-14 | 1998-09-17 | Ruhr Zink Gmbh | Verfahren zur Anreicherung von Silber oder anderen Wertmetallen durch Flotation aus einer Suspension, beispielsweise aus den Rückständen der Zinklaugung |
| GB9804486D0 (en) * | 1998-03-02 | 1998-04-29 | Robinson Lee F | Extraction of valuable metal |
| US6251163B1 (en) | 1998-03-04 | 2001-06-26 | Placer Dome, Inc. | Method for recovering gold from refractory carbonaceous ores |
| US6368381B1 (en) | 1998-03-11 | 2002-04-09 | Placer Dome Technical Services, Ltd. | Autoclave using agitator and sparge tube to provide high oxygen transfer rate to metal-containing solutions |
| US6010869A (en) * | 1998-07-23 | 2000-01-04 | The United States Of America As Represented By The Secretary Of The Air Force | Method to collect and recover microorganisms from environmental samples |
| RU2152448C1 (ru) * | 1999-01-13 | 2000-07-10 | Институт химии нефти СО РАН | Способ извлечения благородных металлов |
| US6221001B1 (en) | 1999-01-26 | 2001-04-24 | Ada Environmental Solutions Llc | Fly-ash slurry with solidification retardant |
| US6267802B1 (en) | 1999-06-17 | 2001-07-31 | Ada Environmental Solutions, Llc | Composition apparatus and method for flue gas conditioning |
| US6270555B1 (en) | 1999-12-30 | 2001-08-07 | Solvay Minerals, Inc. | Process for treating precious metal ores |
| US6344068B1 (en) | 2000-04-04 | 2002-02-05 | Barrick Gold Corporation | Process for recovering gold from thiosulfate leach solutions and slurries with ion exchange resin |
| US6660059B2 (en) * | 2000-05-19 | 2003-12-09 | Placer Dome Technical Services Limited | Method for thiosulfate leaching of precious metal-containing materials |
| US6494932B1 (en) * | 2000-06-06 | 2002-12-17 | Birch Mountain Resources, Ltd. | Recovery of natural nanoclusters and the nanoclusters isolated thereby |
| GB0025502D0 (en) | 2000-10-18 | 2000-11-29 | Johnson Matthey Plc | Metal scavenging |
| US6632264B2 (en) | 2001-04-17 | 2003-10-14 | The University Of British Columbia | Gold recovery from thiosulfate leaching |
| RU2214463C1 (ru) * | 2002-03-14 | 2003-10-20 | Иркутский государственный технический университет | Способ извлечения серебра из цианистых растворов и пульп |
| US7811594B2 (en) * | 2002-03-28 | 2010-10-12 | Beiersdorf Ag | Crosslinked oil droplet-based cosmetic or pharmaceutical emulsions |
| US6797035B2 (en) * | 2002-08-30 | 2004-09-28 | Ada Environmental Solutions, Llc | Oxidizing additives for control of particulate emissions |
| US7722840B2 (en) * | 2002-11-15 | 2010-05-25 | Placer Dome Technical Services Limited | Method for thiosulfate leaching of precious metal-containing materials |
| US6827837B2 (en) * | 2002-11-22 | 2004-12-07 | Robert W. Halliday | Method for recovering trace elements from coal |
| RU2235140C2 (ru) * | 2002-12-06 | 2004-08-27 | Горный институт Уральского отделения РАН | Способ извлечения благородных металлов |
| RU2237092C1 (ru) * | 2003-02-19 | 2004-09-27 | Институт химии Дальневосточного отделения РАН (статус государственного учреждения) | Способ извлечения серебра из флотационных сульфидных концентратов |
| US20040237721A1 (en) * | 2003-05-29 | 2004-12-02 | Morteza Baghalha | Anoxic leaching of precious metals with thiosulfate and precious metal oxidants |
| TW200624151A (en) * | 2004-11-12 | 2006-07-16 | Monsanto Technology Llc | Recovery of noble metals from aqueous process streams |
| US7604783B2 (en) | 2004-12-22 | 2009-10-20 | Placer Dome Technical Services Limited | Reduction of lime consumption when treating refractor gold ores or concentrates |
| CA2620863A1 (en) * | 2005-09-06 | 2007-03-15 | Anglo Platinum Limited | Fire assay flux composition for the analysis of pgm and gold containing mineral samples |
| US8061888B2 (en) | 2006-03-17 | 2011-11-22 | Barrick Gold Corporation | Autoclave with underflow dividers |
| US8252254B2 (en) | 2006-06-15 | 2012-08-28 | Barrick Gold Corporation | Process for reduced alkali consumption in the recovery of silver |
| RU2351666C1 (ru) * | 2007-07-11 | 2009-04-10 | Институт химии Дальневосточного отделения Российской академии наук (статус государственного учреждения) (Институт химии ДВО РАН) | Способ извлечения золота и серебра из концентратов |
| WO2009037596A2 (en) * | 2007-09-17 | 2009-03-26 | Barrick Gold Corporation | Method to improve recovery of gold from double refractory gold ores |
| DE102008024590B4 (de) * | 2008-05-21 | 2017-06-01 | Heraeus Deutschland GmbH & Co. KG | Recycling-Verfahren für Katalysatorformkörper |
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- 1990-03-05 IN IN204DE1990 patent/IN178836B/en unknown
- 1990-03-05 PH PH40136A patent/PH27611A/en unknown
- 1990-03-05 NZ NZ232793A patent/NZ232793A/en unknown
- 1990-03-06 ZA ZA901703A patent/ZA901703B/xx unknown
- 1990-03-06 AR AR31632590A patent/AR246558A1/es active
- 1990-03-06 IL IL9366490A patent/IL93664A/en not_active IP Right Cessation
- 1990-03-06 RU SU5001855 patent/RU2069235C1/ru active
- 1990-03-06 IE IE78190A patent/IE62041B1/en not_active IP Right Cessation
- 1990-03-06 WO PCT/AU1990/000086 patent/WO1990010721A1/en not_active Ceased
- 1990-03-06 BR BR9007193A patent/BR9007193A/pt unknown
- 1990-03-06 CA CA2045551A patent/CA2045551A1/en not_active Abandoned
- 1990-03-06 US US07/752,561 patent/US5215575A/en not_active Expired - Fee Related
- 1990-03-07 MA MA22030A patent/MA22480A1/fr unknown
- 1990-03-07 GR GR900100161A patent/GR1002301B/el unknown
- 1990-03-07 YU YU46290A patent/YU46290A/sh unknown
- 1990-03-07 CN CN90101201A patent/CN1036283C/zh not_active Expired - Fee Related
- 1990-03-07 AP APAP/P/1990/000167A patent/AP151A/en active
- 1990-03-13 PE PE1990166215A patent/PE891A1/es active Application Revival
- 1990-03-17 CU CU1990049A patent/CU22322A3/es unknown
- 1990-06-22 OA OA59811A patent/OA09217A/xx unknown
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1991
- 1991-07-29 GB GB9116316A patent/GB2248631B/en not_active Expired - Fee Related
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1992
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| US3764650A (en) * | 1970-12-31 | 1973-10-09 | Us Interior | Recovery of gold from ores |
| US4188208A (en) * | 1978-05-22 | 1980-02-12 | Newmont Exploration Limited | Recovery of gold from carbonaceous gold-bearing ores |
| US4289532A (en) * | 1979-12-03 | 1981-09-15 | Freeport Minerals Company | Process for the recovery of gold from carbonaceous ores |
| US4552589A (en) * | 1984-01-27 | 1985-11-12 | Getty Oil Company | Process for the recovery of gold from refractory ores by pressure oxidation |
| EP0177294A2 (en) * | 1984-09-27 | 1986-04-09 | Sherritt Gordon Limited | Recovery of gold from refractory auriferous iron-containing sulphidic material |
Also Published As
| Publication number | Publication date |
|---|---|
| AP9000167A0 (en) | 1990-04-30 |
| US5215575A (en) | 1993-06-01 |
| IE62041B1 (en) | 1994-12-14 |
| GB9116316D0 (en) | 1991-09-11 |
| GR900100161A (el) | 1991-07-31 |
| CA2045551A1 (en) | 1990-09-20 |
| YU46290A (sh) | 1993-11-16 |
| WO1990010721A1 (en) | 1990-09-20 |
| CU22322A3 (es) | 1995-01-31 |
| RU2069235C1 (ru) | 1996-11-20 |
| ZA901703B (en) | 1990-12-28 |
| GB2248631B (en) | 1993-06-09 |
| OA09217A (fr) | 1992-06-30 |
| GB2248631A (en) | 1992-04-15 |
| CN1046942A (zh) | 1990-11-14 |
| NZ232793A (en) | 1991-07-26 |
| IL93664A (en) | 1994-11-11 |
| MA22480A1 (fr) | 1992-12-31 |
| BR9007193A (pt) | 1991-11-26 |
| AR246558A1 (es) | 1994-08-31 |
| IE900781L (en) | 1990-09-07 |
| HRP920601A2 (en) | 1995-06-30 |
| AU5260690A (en) | 1990-10-09 |
| IN178836B (OSRAM) | 1997-07-05 |
| AU631413B2 (en) | 1992-11-26 |
| AP151A (en) | 1991-10-02 |
| GR1002301B (el) | 1996-05-07 |
| MY105658A (en) | 1994-11-30 |
| PE891A1 (es) | 1991-02-02 |
| PH27611A (en) | 1993-08-31 |
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