DE2731029A1 - Verfahren zur metallgewinnung - Google Patents
Verfahren zur metallgewinnungInfo
- Publication number
- DE2731029A1 DE2731029A1 DE19772731029 DE2731029A DE2731029A1 DE 2731029 A1 DE2731029 A1 DE 2731029A1 DE 19772731029 DE19772731029 DE 19772731029 DE 2731029 A DE2731029 A DE 2731029A DE 2731029 A1 DE2731029 A1 DE 2731029A1
- Authority
- DE
- Germany
- Prior art keywords
- solution
- concentration
- gold
- cyanide
- pretreatment
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 20
- 238000000605 extraction Methods 0.000 title claims description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 84
- 239000010931 gold Substances 0.000 claims description 39
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 24
- 229910052737 gold Inorganic materials 0.000 claims description 24
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 23
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 150000002739 metals Chemical class 0.000 claims description 11
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 10
- 229910052709 silver Inorganic materials 0.000 claims description 10
- 239000004332 silver Substances 0.000 claims description 10
- 229910052783 alkali metal Inorganic materials 0.000 claims description 9
- 229910052759 nickel Inorganic materials 0.000 claims description 9
- -1 alkali metal cyanide Chemical class 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims description 5
- 238000003795 desorption Methods 0.000 claims description 5
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- 125000000129 anionic group Chemical group 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 27
- 239000003610 charcoal Substances 0.000 description 19
- 238000010828 elution Methods 0.000 description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 15
- 230000000694 effects Effects 0.000 description 10
- 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 description 9
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 8
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 8
- 150000001342 alkaline earth metals Chemical group 0.000 description 7
- 239000003153 chemical reaction reagent Substances 0.000 description 7
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- 150000001768 cations Chemical class 0.000 description 5
- 239000008367 deionised water Substances 0.000 description 5
- 229910021641 deionized water Inorganic materials 0.000 description 5
- 150000001340 alkali metals Chemical class 0.000 description 4
- 238000011068 loading method Methods 0.000 description 4
- 239000011575 calcium Substances 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- IZLAVFWQHMDDGK-UHFFFAOYSA-N gold(1+);cyanide Chemical group [Au+].N#[C-] IZLAVFWQHMDDGK-UHFFFAOYSA-N 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 235000021190 leftovers Nutrition 0.000 description 2
- 150000002825 nitriles Chemical class 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- ZQULWKDLLXZZSP-UHFFFAOYSA-N calcium cyanide Chemical class [Ca+2].N#[C-].N#[C-] ZQULWKDLLXZZSP-UHFFFAOYSA-N 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- ACXMBMQVEYUMAU-UHFFFAOYSA-M disodium cyanide hydroxide Chemical compound [OH-].[Na+].[C-]#N.[Na+] ACXMBMQVEYUMAU-UHFFFAOYSA-M 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 150000004673 fluoride salts Chemical class 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000003891 oxalate salts Chemical class 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 238000002336 sorption--desorption measurement Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 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
- C22B11/00—Obtaining noble metals
- C22B11/08—Obtaining noble metals by cyaniding
-
- 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
- C22B15/00—Obtaining copper
- C22B15/0002—Preliminary treatment
- C22B15/0004—Preliminary treatment without modification of the copper constituent
- C22B15/0008—Preliminary treatment without modification of the copper constituent 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/0067—Leaching or slurrying with acids or salts thereof
- C22B15/0073—Leaching or slurrying with acids or salts thereof containing nitrogen
- C22B15/0076—Cyanide groups
-
- 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/008—Leaching or slurrying with non-acid solutions containing salts of alkali or alkaline earth metals
-
- 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
- C22B23/00—Obtaining nickel or cobalt
- C22B23/04—Obtaining nickel or cobalt by wet processes
- C22B23/0453—Treatment or purification of solutions, e.g. obtained by leaching
- C22B23/0461—Treatment or purification of solutions, e.g. obtained by leaching by chemical methods
-
- 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
- C22B3/12—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
-
- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Toxicology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA00764204A ZA764204B (en) | 1976-07-15 | 1976-07-15 | Recovery of metal values |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2731029A1 true DE2731029A1 (de) | 1978-01-19 |
Family
ID=25570514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19772731029 Ceased DE2731029A1 (de) | 1976-07-15 | 1977-07-08 | Verfahren zur metallgewinnung |
Country Status (11)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0010367A1 (en) * | 1978-09-26 | 1980-04-30 | Anglo American Corporation of South Africa Limited | Method of recovering metal values |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PH20901A (en) * | 1983-04-27 | 1987-05-27 | Pechiney Uranium | High-temperature pretreatment by means of an alkaline aqueous solution of ores having an argillaceous gangue containg at least one usable element |
| FR2552108A1 (fr) * | 1983-09-21 | 1985-03-22 | Pechiney Uranium | Pretraitement a haute temperature au moyen d'une solution aqueuse alcaline de minerais a gangue argileuse contenant au moins un element valorisable autre que l'uranium, le vanadium et le molybdene |
| RU2201980C2 (ru) * | 2000-10-18 | 2003-04-10 | ЗАО "Гагарка-Аи-ПВ" | Способ извлечения благородных металлов из растворов их солей (варианты) |
| RU2568539C2 (ru) * | 2014-03-25 | 2015-11-20 | Сергей Николаевич Круглов | Способ концентрирования золота из хлорсодержащих растворов |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2648601A (en) * | 1948-07-16 | 1953-08-11 | Merrill Co | Process for the recovery of precious metal values |
| CH320016A (de) * | 1953-04-29 | 1957-03-15 | Nat Res Dev | Verfahren zur Gewinnung von Aurocyanid aus wässrigen Cyanidlösungen |
| US2965441A (en) * | 1956-11-29 | 1960-12-20 | Du Pont | Ion exchange for the recovery of chemicals |
| US3240556A (en) * | 1961-04-11 | 1966-03-15 | Regents | Process for the recovery of metal values |
| BE668584A (enrdf_load_html_response) * | 1965-08-20 | 1966-02-21 | ||
| IN140947B (enrdf_load_html_response) * | 1973-11-23 | 1977-01-01 | Crucible Sa |
-
1976
- 1976-07-15 ZA ZA00764204A patent/ZA764204B/xx unknown
-
1977
- 1977-07-01 IL IL5243877A patent/IL52438A/xx unknown
- 1977-07-01 IN IN995/CAL/77A patent/IN147865B/en unknown
- 1977-07-07 AU AU26834/77A patent/AU508816B2/en not_active Expired
- 1977-07-08 DE DE19772731029 patent/DE2731029A1/de not_active Ceased
- 1977-07-11 FR FR7721323A patent/FR2358466A1/fr active Granted
- 1977-07-13 CH CH869277A patent/CH631488A5/de not_active IP Right Cessation
- 1977-07-14 IT IT2576677A patent/IT1080793B/it active
- 1977-07-14 CA CA282,762A patent/CA1097508A/en not_active Expired
- 1977-07-14 GB GB29679/77A patent/GB1573685A/en not_active Expired
- 1977-07-14 BR BR7704649A patent/BR7704649A/pt unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0010367A1 (en) * | 1978-09-26 | 1980-04-30 | Anglo American Corporation of South Africa Limited | Method of recovering metal values |
Also Published As
| Publication number | Publication date |
|---|---|
| IL52438A0 (en) | 1977-10-31 |
| IL52438A (en) | 1980-05-30 |
| ZA764204B (en) | 1978-02-22 |
| CH631488A5 (en) | 1982-08-13 |
| AU508816B2 (en) | 1980-04-03 |
| BR7704649A (pt) | 1978-04-25 |
| GB1573685A (en) | 1980-08-28 |
| AU2683477A (en) | 1979-01-11 |
| FR2358466B1 (enrdf_load_html_response) | 1984-03-30 |
| CA1097508A (en) | 1981-03-17 |
| IN147865B (enrdf_load_html_response) | 1980-07-26 |
| IT1080793B (it) | 1985-05-16 |
| FR2358466A1 (fr) | 1978-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8131 | Rejection |