CA1092360A - Process for recovery of selected metal values from waste waters - Google Patents
Process for recovery of selected metal values from waste watersInfo
- Publication number
- CA1092360A CA1092360A CA273,978A CA273978A CA1092360A CA 1092360 A CA1092360 A CA 1092360A CA 273978 A CA273978 A CA 273978A CA 1092360 A CA1092360 A CA 1092360A
- Authority
- CA
- Canada
- Prior art keywords
- metal values
- ash
- values
- sludge
- water
- 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
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 116
- 239000002184 metal Substances 0.000 title claims abstract description 116
- 238000000034 method Methods 0.000 title claims abstract description 76
- 230000008569 process Effects 0.000 title claims abstract description 65
- 238000011084 recovery Methods 0.000 title claims description 23
- 239000002351 wastewater Substances 0.000 title abstract description 20
- 239000010802 sludge Substances 0.000 claims abstract description 62
- 239000010970 precious metal Substances 0.000 claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 230000001580 bacterial effect Effects 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 23
- 239000005416 organic matter Substances 0.000 claims abstract description 17
- 239000010842 industrial wastewater Substances 0.000 claims abstract description 7
- 239000002352 surface water Substances 0.000 claims abstract description 7
- 230000001112 coagulating effect Effects 0.000 claims abstract description 4
- 150000002739 metals Chemical class 0.000 claims description 23
- 241000894006 Bacteria Species 0.000 claims description 16
- 239000010953 base metal Substances 0.000 claims description 14
- 238000003723 Smelting Methods 0.000 claims description 13
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 claims description 12
- 239000012141 concentrate Substances 0.000 claims description 12
- 239000011368 organic material Substances 0.000 claims description 12
- 239000011701 zinc Substances 0.000 claims description 9
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 8
- 229910052725 zinc Inorganic materials 0.000 claims description 8
- 230000029087 digestion Effects 0.000 claims description 7
- 238000001556 precipitation Methods 0.000 claims description 7
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 claims description 5
- 229910000464 lead oxide Inorganic materials 0.000 claims description 4
- 150000002825 nitriles Chemical class 0.000 claims description 4
- 241001148470 aerobic bacillus Species 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- YEXPOXQUZXUXJW-UHFFFAOYSA-N oxolead Chemical compound [Pb]=O YEXPOXQUZXUXJW-UHFFFAOYSA-N 0.000 claims 1
- 241001148471 unidentified anaerobic bacterium Species 0.000 claims 1
- 239000003643 water by type Substances 0.000 abstract description 13
- 239000010815 organic waste Substances 0.000 abstract description 6
- 229910052709 silver Inorganic materials 0.000 description 25
- 239000004332 silver Substances 0.000 description 25
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 23
- 239000010931 gold Substances 0.000 description 19
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 18
- 229910052737 gold Inorganic materials 0.000 description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 17
- 229910052802 copper Inorganic materials 0.000 description 17
- 239000010949 copper Substances 0.000 description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 239000002253 acid Substances 0.000 description 10
- 239000002893 slag Substances 0.000 description 10
- 239000010865 sewage Substances 0.000 description 9
- 239000000356 contaminant Substances 0.000 description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- 239000007787 solid Substances 0.000 description 7
- 108010010803 Gelatin Proteins 0.000 description 6
- 229920000159 gelatin Polymers 0.000 description 6
- 239000008273 gelatin Substances 0.000 description 6
- 235000019322 gelatine Nutrition 0.000 description 6
- 235000011852 gelatine desserts Nutrition 0.000 description 6
- HTUMBQDCCIXGCV-UHFFFAOYSA-N lead oxide Chemical compound [O-2].[Pb+2] HTUMBQDCCIXGCV-UHFFFAOYSA-N 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- -1 and immobilize Substances 0.000 description 5
- 238000013459 approach Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 239000003610 charcoal Substances 0.000 description 3
- 235000013312 flour Nutrition 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 239000012074 organic phase Substances 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 235000011149 sulphuric acid Nutrition 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-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
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-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
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000000701 coagulant Substances 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- LELOWRISYMNNSU-UHFFFAOYSA-N hydrogen cyanide Chemical compound N#C LELOWRISYMNNSU-UHFFFAOYSA-N 0.000 description 2
- 238000009854 hydrometallurgy Methods 0.000 description 2
- 230000003100 immobilizing effect Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- RXXCIBALSKQCAE-UHFFFAOYSA-N 3-methylbutoxymethylbenzene Chemical compound CC(C)CCOCC1=CC=CC=C1 RXXCIBALSKQCAE-UHFFFAOYSA-N 0.000 description 1
- XUKUURHRXDUEBC-KAYWLYCHSA-N Atorvastatin Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-KAYWLYCHSA-N 0.000 description 1
- 206010004194 Bed bug infestation Diseases 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical class [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 241000695274 Processa Species 0.000 description 1
- 241000854711 Shinkai Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 101100334660 Ustilago maydis (strain 521 / FGSC 9021) fer5 gene Proteins 0.000 description 1
- 230000000721 bacterilogical effect Effects 0.000 description 1
- 230000031018 biological processes and functions Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- GPUADMRJQVPIAS-QCVDVZFFSA-M cerivastatin sodium Chemical compound [Na+].COCC1=C(C(C)C)N=C(C(C)C)C(\C=C\[C@@H](O)C[C@@H](O)CC([O-])=O)=C1C1=CC=C(F)C=C1 GPUADMRJQVPIAS-QCVDVZFFSA-M 0.000 description 1
- 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 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 229940116318 copper carbonate Drugs 0.000 description 1
- BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical compound [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 description 1
- GEZOTWYUIKXWOA-UHFFFAOYSA-L copper;carbonate Chemical compound [Cu+2].[O-]C([O-])=O GEZOTWYUIKXWOA-UHFFFAOYSA-L 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000004108 freeze drying Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000002101 lytic effect Effects 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 239000010812 mixed waste Substances 0.000 description 1
- 230000001483 mobilizing effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 102000004196 processed proteins & peptides Human genes 0.000 description 1
- 108090000765 processed proteins & peptides Proteins 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000009853 pyrometallurgy Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010801 sewage sludge Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 229910052569 sulfide mineral Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910021654 trace metal Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- 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
- C22B13/00—Obtaining lead
- C22B13/02—Obtaining lead by dry 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
-
- 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
- C22B3/18—Extraction of metal compounds from ores or concentrates by wet processes with the aid of microorganisms or enzymes, e.g. bacteria or algae
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Microbiology (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Removal Of Specific Substances (AREA)
- Treatment Of Sludge (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA347,081A CA1093827A (en) | 1976-11-22 | 1980-03-05 | Process for recovery of selected metal values from waste waters |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US743,745 | 1976-11-22 | ||
| US05/743,745 US4033763A (en) | 1975-10-15 | 1976-11-22 | Process for recovery of selected metal values from waste waters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1092360A true CA1092360A (en) | 1980-12-30 |
Family
ID=24990003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA273,978A Expired CA1092360A (en) | 1976-11-22 | 1977-03-15 | Process for recovery of selected metal values from waste waters |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5364601A (de) |
| BE (1) | BE888872Q (de) |
| CA (1) | CA1092360A (de) |
| CH (1) | CH601465A5 (de) |
| DE (1) | DE2722561A1 (de) |
| FR (1) | FR2371387A1 (de) |
| GB (1) | GB1553058A (de) |
| NL (1) | NL7703772A (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2923726C2 (de) * | 1979-06-12 | 1981-07-30 | Fritz Dr.Rer.Nat. 7889 Grenzach Mindermann | Verwendung von Klärschlamm bzw. Belebtschlamm als Reduktionsmittel |
| DE2935544A1 (de) * | 1979-09-03 | 1981-03-19 | Fritz Dr.Rer.Nat. 7889 Grenzach Mindermann | Herstellung von eisen aus eisenoxyd mit belebtschlamm (klaerschlamm) und bzw. o.a. kohlenstoffhaltigen abfallstoffen |
| DE3414571A1 (de) * | 1984-04-17 | 1985-10-24 | Linde Ag, 6200 Wiesbaden | Verfahren zur nutzbarmachung von metallvorkommen geringer konzentration |
| DE4303379A1 (de) * | 1993-02-05 | 1994-08-11 | Du Pont Deutschland | Verfahren und Vorrichtung zur Waschwasserrückführung bei der photographischen Verarbeitung |
| AUPS167402A0 (en) * | 2002-04-11 | 2002-05-16 | Platinum Australia Limited | Method for extracting pgms |
| US10968126B2 (en) | 2017-07-07 | 2021-04-06 | Katz Water Tech, Llc | Pretreatment of produced water to facilitate improved metal extraction |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE584844C (de) * | 1929-01-25 | 1933-09-25 | Heraeus Gmbh W C | Verfahren zur Gewinnung von Platin und seinen Beimetallen sowie von Gold aus Gekraetzen, Konzentraten, Erzen und aehnlichen Ausgangsstoffen |
| DE646087C (de) * | 1934-10-13 | 1937-06-10 | Degussa | Verfahren zur Gewinnung von Werkedelmetallen |
| US2148981A (en) * | 1935-04-08 | 1939-02-28 | William A Dundas | Method of and apparatus for disposing of sewage waste and the like |
| GB1056262A (en) * | 1962-08-31 | 1967-01-25 | Coal Industry Patents Ltd | Process for the bacteriological oxidation of ferrous salts in acidic solution |
| FR1401355A (fr) * | 1964-04-21 | 1965-06-04 | Rech S Geol Et Minieres Bureau | Perfectionnements apportés aux procédés pour extraire l'or des minerais aurifères |
| GB1192445A (en) * | 1966-06-24 | 1970-05-20 | Fuji Photo Film Co Ltd | Method of Recovering Silver Halide from a Waste Solution |
| US3537986A (en) * | 1967-10-19 | 1970-11-03 | Sumitomo Kikai Kogyo Kk | Silver recovery process |
| US3819363A (en) * | 1970-06-24 | 1974-06-25 | F Wanzenberg | Metal recovery method |
| US3748123A (en) * | 1971-07-14 | 1973-07-24 | Bakker Dev Corp | Process for metal recovery |
| US3982932A (en) * | 1972-08-22 | 1976-09-28 | Eastman Kodak Company | Recovery of silver from gelatinous photographic wastes |
| DE2431105C3 (de) * | 1974-06-28 | 1978-11-16 | Hermann Dipl.-Mineral. 8300 Landshut Kollmann Jun. | Verfahren zur Wiedergewinnung von Metallen aus der Asche von Abwasserklärschlämmen |
-
1977
- 1977-03-15 CA CA273,978A patent/CA1092360A/en not_active Expired
- 1977-03-17 GB GB32944/78A patent/GB1553058A/en not_active Expired
- 1977-04-06 NL NL7703772A patent/NL7703772A/xx not_active Application Discontinuation
- 1977-05-05 FR FR7714836A patent/FR2371387A1/fr active Granted
- 1977-05-16 CH CH610577A patent/CH601465A5/xx not_active IP Right Cessation
- 1977-05-18 DE DE19772722561 patent/DE2722561A1/de active Granted
- 1977-06-29 JP JP7772577A patent/JPS5364601A/ja active Pending
-
1981
- 1981-05-19 BE BE6/47453A patent/BE888872Q/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2722561A1 (de) | 1978-05-24 |
| JPS5364601A (en) | 1978-06-09 |
| DE2722561C2 (de) | 1992-04-23 |
| CH601465A5 (de) | 1978-07-14 |
| NL7703772A (nl) | 1978-05-24 |
| FR2371387B1 (de) | 1984-06-29 |
| BE888872Q (fr) | 1981-09-16 |
| GB1553058A (en) | 1979-09-19 |
| FR2371387A1 (fr) | 1978-06-16 |
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