JPS6344810B2 - - Google Patents
Info
- Publication number
- JPS6344810B2 JPS6344810B2 JP13451980A JP13451980A JPS6344810B2 JP S6344810 B2 JPS6344810 B2 JP S6344810B2 JP 13451980 A JP13451980 A JP 13451980A JP 13451980 A JP13451980 A JP 13451980A JP S6344810 B2 JPS6344810 B2 JP S6344810B2
- Authority
- JP
- Japan
- Prior art keywords
- leachate
- metal
- leaching
- substrate
- reactor
- 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
- 238000000034 method Methods 0.000 claims description 105
- 229910052751 metal Inorganic materials 0.000 claims description 104
- 239000002184 metal Substances 0.000 claims description 104
- 229910052737 gold Inorganic materials 0.000 claims description 96
- 239000010931 gold Substances 0.000 claims description 96
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 95
- 239000000463 material Substances 0.000 claims description 72
- 239000000758 substrate Substances 0.000 claims description 70
- 238000002386 leaching Methods 0.000 claims description 68
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 66
- 239000010949 copper Substances 0.000 claims description 51
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 47
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 39
- 229910052802 copper Inorganic materials 0.000 claims description 39
- 239000010970 precious metal Substances 0.000 claims description 38
- 229910021529 ammonia Inorganic materials 0.000 claims description 32
- 150000002739 metals Chemical class 0.000 claims description 30
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 29
- 239000011159 matrix material Substances 0.000 claims description 29
- 239000001301 oxygen Substances 0.000 claims description 29
- 229910052760 oxygen Inorganic materials 0.000 claims description 29
- 229910052709 silver Inorganic materials 0.000 claims description 29
- 239000004332 silver Substances 0.000 claims description 29
- 238000000354 decomposition reaction Methods 0.000 claims description 26
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 24
- 229910052759 nickel Inorganic materials 0.000 claims description 23
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical group O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 22
- 239000000243 solution Substances 0.000 claims description 21
- 229910000679 solder Inorganic materials 0.000 claims description 20
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical group [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 18
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 18
- 239000001099 ammonium carbonate Substances 0.000 claims description 18
- 235000012501 ammonium carbonate Nutrition 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 17
- 239000010802 sludge Substances 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000011701 zinc Substances 0.000 claims description 16
- 229910001369 Brass Inorganic materials 0.000 claims description 14
- 229910045601 alloy Inorganic materials 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 14
- 150000003863 ammonium salts Chemical class 0.000 claims description 14
- 239000010951 brass Substances 0.000 claims description 14
- 238000011084 recovery Methods 0.000 claims description 14
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 13
- 239000002253 acid Substances 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 13
- 229910052725 zinc Inorganic materials 0.000 claims description 13
- 239000001569 carbon dioxide Substances 0.000 claims description 11
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 11
- 239000000047 product Substances 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 10
- 229910000510 noble metal Inorganic materials 0.000 claims description 10
- 229910000906 Bronze Inorganic materials 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 9
- 239000010974 bronze Substances 0.000 claims description 9
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 claims description 9
- 238000000197 pyrolysis Methods 0.000 claims description 9
- 229910001868 water Inorganic materials 0.000 claims description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 8
- 238000005336 cracking Methods 0.000 claims description 8
- 239000002699 waste material Substances 0.000 claims description 8
- 238000009835 boiling Methods 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 7
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 150000002736 metal compounds Chemical class 0.000 claims description 6
- 229910017604 nitric acid Inorganic materials 0.000 claims description 6
- 239000012298 atmosphere Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 239000002054 inoculum Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 4
- 238000003860 storage Methods 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 239000010953 base metal Substances 0.000 claims description 3
- 210000000416 exudates and transudate Anatomy 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 2
- 238000010923 batch production Methods 0.000 claims description 2
- 230000005587 bubbling Effects 0.000 claims description 2
- 239000007795 chemical reaction product Substances 0.000 claims description 2
- 238000005304 joining Methods 0.000 claims description 2
- KBJMLQFLOWQJNF-UHFFFAOYSA-N nickel(ii) nitrate Chemical class [Ni+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O KBJMLQFLOWQJNF-UHFFFAOYSA-N 0.000 claims description 2
- 238000005530 etching Methods 0.000 claims 4
- 239000002243 precursor Substances 0.000 claims 3
- 229910052799 carbon Inorganic materials 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 26
- 239000010410 layer Substances 0.000 description 11
- -1 platinum group metals Chemical class 0.000 description 9
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- 239000000523 sample Substances 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 239000006227 byproduct Substances 0.000 description 5
- 239000010408 film Substances 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 229910000898 sterling silver Inorganic materials 0.000 description 4
- 239000010934 sterling silver Substances 0.000 description 4
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000002655 kraft paper Substances 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- MHUWZNTUIIFHAS-XPWSMXQVSA-N 9-octadecenoic acid 1-[(phosphonoxy)methyl]-1,2-ethanediyl ester Chemical compound CCCCCCCC\C=C\CCCCCCCC(=O)OCC(COP(O)(O)=O)OC(=O)CCCCCCC\C=C\CCCCCCCC MHUWZNTUIIFHAS-XPWSMXQVSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical class OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-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
- FMRLDPWIRHBCCC-UHFFFAOYSA-L Zinc carbonate Chemical class [Zn+2].[O-]C([O-])=O FMRLDPWIRHBCCC-UHFFFAOYSA-L 0.000 description 2
- 238000005275 alloying Methods 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- JGJLWPGRMCADHB-UHFFFAOYSA-N hypobromite Chemical compound Br[O-] JGJLWPGRMCADHB-UHFFFAOYSA-N 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052741 iridium Inorganic materials 0.000 description 2
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 2
- 239000010956 nickel silver Substances 0.000 description 2
- 229910052762 osmium Inorganic materials 0.000 description 2
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910052703 rhodium Inorganic materials 0.000 description 2
- 239000010948 rhodium Substances 0.000 description 2
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 2
- 229910052707 ruthenium Inorganic materials 0.000 description 2
- 229940047047 sodium arsenate Drugs 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 235000004416 zinc carbonate Nutrition 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- 229910001020 Au alloy Inorganic materials 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- 239000005749 Copper compound Substances 0.000 description 1
- 241001275902 Parabramis pekinensis Species 0.000 description 1
- 229910000691 Re alloy Inorganic materials 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 241000907663 Siproeta stelenes Species 0.000 description 1
- 238000010793 Steam injection (oil industry) Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000147 aluminium phosphate Chemical class 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 229910052728 basic metal Inorganic materials 0.000 description 1
- 150000003818 basic metals Chemical class 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229940116318 copper carbonate Drugs 0.000 description 1
- 150000001880 copper compounds Chemical class 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- GEZOTWYUIKXWOA-UHFFFAOYSA-L copper;carbonate Chemical compound [Cu+2].[O-]C([O-])=O GEZOTWYUIKXWOA-UHFFFAOYSA-L 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- FWABRVJYGBOLEM-UHFFFAOYSA-N diazanium;azane;carbonate Chemical compound N.[NH4+].[NH4+].[O-]C([O-])=O FWABRVJYGBOLEM-UHFFFAOYSA-N 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005363 electrowinning Methods 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000011552 falling film Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 150000002343 gold Chemical class 0.000 description 1
- 239000003353 gold alloy Substances 0.000 description 1
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical class C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 1
- 239000003978 infusion fluid Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000002648 laminated material Substances 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 229910001960 metal nitrate Inorganic materials 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000001637 plasma atomic emission spectroscopy Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229910000923 precious metal alloy Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000011669 selenium Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 235000014692 zinc oxide Nutrition 0.000 description 1
- RNWHGQJWIACOKP-UHFFFAOYSA-N zinc;oxygen(2-) Chemical class [O-2].[Zn+2] RNWHGQJWIACOKP-UHFFFAOYSA-N 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
- C22B11/04—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
- 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
- C22B7/008—Wet processes by an alkaline or ammoniacal leaching
-
- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/081,006 US4261738A (en) | 1979-10-01 | 1979-10-01 | Process for recovering precious metals from bimetallic material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5658937A JPS5658937A (en) | 1981-05-22 |
| JPS6344810B2 true JPS6344810B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-09-07 |
Family
ID=22161238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13451980A Granted JPS5658937A (en) | 1979-10-01 | 1980-09-29 | Method and apparatus for recovering noble metal from bimetal material |
Country Status (7)
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4426251A (en) | 1982-09-29 | 1984-01-17 | Storage Technology Corporation | Portable gold recovery apparatus and method for using same |
| US4426225A (en) | 1982-09-29 | 1984-01-17 | Storage Technology Corporation | Gold recovery method |
| GB2146316A (en) * | 1983-09-08 | 1985-04-17 | Little Inc A | Precious metals recovery |
| DE3521496A1 (de) * | 1985-04-22 | 1986-10-23 | Sorbios Verfahrenstech | Verfahren und vorrichtung zur mittel- und hochfrequenten hochspannungsversorgung fuer impedanzartige lasten, insbesondere bei gasentladungen |
| ZA866852B (en) * | 1985-09-12 | 1988-05-25 | Fine Metals Export Pty Ltd | Refining process |
| US4668289A (en) * | 1985-11-22 | 1987-05-26 | Wisconsin Alumni Research Foundation | Method for reclaiming gold |
| DE3732177C2 (de) * | 1987-09-24 | 1996-01-18 | Mr Metall Recycling Gmbh | Verfahren zur Rückgewinnung von Metallen aus Metall-Kunststoffabfällen und dergleichen |
| US5269912A (en) * | 1991-11-13 | 1993-12-14 | Shor Peter S | Precious metal recovery system |
| JPH0625767A (ja) * | 1992-07-08 | 1994-02-01 | Sumitomo Metal Ind Ltd | フェロスクラップの連続脱銅装置 |
| JP2762849B2 (ja) * | 1992-07-08 | 1998-06-04 | 住友金属工業株式会社 | フェロスクラップの処理方法 |
| JPH0625764A (ja) * | 1992-07-08 | 1994-02-01 | Sumitomo Metal Ind Ltd | フェロスクラップ中の銅の除去・回収方法 |
| US7022296B1 (en) | 1997-07-10 | 2006-04-04 | University Of Cincinnati | Method for treating flue gas |
| EP1224972A1 (en) * | 2001-01-18 | 2002-07-24 | Shipley Co. L.L.C. | A method for recovering catalytic metals from a colloidal solution |
| DE60209095T2 (de) | 2001-11-21 | 2006-08-17 | Shipley Co., L.L.C., Marlborough | Verfahren zum Rückgewinnen von katalytischer Metalle |
| DE60201404T2 (de) * | 2001-11-21 | 2005-03-10 | Shipley Co., L.L.C., Marlborough | Verfahren zur Rückgewinnung von Katalysatormetallen unter Verwendung eines Filters aus porösem Metall |
| ITMI20030468A1 (it) * | 2003-03-12 | 2004-09-13 | Engitec S R L | Processo per recuperare metalli in particolare metalli |
| TW200624151A (en) * | 2004-11-12 | 2006-07-16 | Monsanto Technology Llc | Recovery of noble metals from aqueous process streams |
| RU2276196C1 (ru) * | 2004-12-27 | 2006-05-10 | Государственное образовательное учреждение высшего профессионального образования Санкт-Петербургский государственный горный институт им. Г.В. Плеханова (технический университет) | Способ извлечения благородных металлов |
| AU2006296760B2 (en) * | 2005-09-27 | 2009-12-10 | Heraeus Precious Metals Gmbh & Co Kg | Method and device for treating materials containing precious metals |
| ITRM20070073A1 (it) * | 2007-02-13 | 2008-08-14 | Consorzio Ventuno | Procedimento per il recupero di metalli nobili da rifiuti elettrici ed elettronici. |
| ATE530680T1 (de) * | 2009-03-20 | 2011-11-15 | Universo Sa | Galvanisches beschichtungsverfahren zur aufbringung einer anthrazitfarbenen beschichtung und mit dieser beschichtung versehene metallteile |
| JP5154486B2 (ja) * | 2009-03-26 | 2013-02-27 | Ｊｘ日鉱日石金属株式会社 | 白金族元素の回収方法 |
| US20120148461A1 (en) | 2009-08-24 | 2012-06-14 | Metal Tech Ltd. | Process for multi metal separation from raw materials and system for use |
| ES2374938B1 (es) * | 2010-03-03 | 2013-01-24 | Fundación Investigación E Innovación Para El Desarrollo Social | Procedimiento para la recuperación del amoniaco y de residuos metálicos a partir del sulfato amónico. |
| SG10201502960YA (en) | 2010-04-15 | 2015-06-29 | Entegris Inc | Method for recycling of obsolete printed circuit boards |
| JP2014529500A (ja) | 2011-12-15 | 2014-11-13 | アドバンスドテクノロジーマテリアルズ，インコーポレイテッド | 廃電気電子機器のリサイクル中にはんだ金属を剥離するための装置及び方法 |
| US20230193447A1 (en) * | 2021-12-17 | 2023-06-22 | Adam Trexler | Precious metal laminate and methods of manufacture |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE292306C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1900-01-01 | |||
| US1622960A (en) * | 1921-04-16 | 1927-03-29 | Meyer Charles Edward | Treatment of zinc-gold slimes and apparatus therefor |
| US2647829A (en) * | 1949-12-17 | 1953-08-04 | Chemical Construction Corp | Decomposition of copper scrap and alloys with copper ammonium carbonate solutions |
| US2698220A (en) * | 1950-11-30 | 1954-12-28 | Calumet & Hecla | Recovery of nickel and copper values from copper ammonium carbonate leach solutions |
| US2807533A (en) * | 1956-05-21 | 1957-09-24 | Calumet And Hecla Inc | Silver recovery method |
| US2945757A (en) * | 1956-11-02 | 1960-07-19 | Universal Oil Prod Co | Recovery of noble metals from catalytic composites |
| US3163524A (en) * | 1957-09-27 | 1964-12-29 | Eltex Chemical Corp | Selective stripping of electroplated metals |
| US3238038A (en) * | 1964-08-07 | 1966-03-01 | Zareba Corp Ltd | Precious metal recovery |
| FR1416924A (fr) * | 1964-12-09 | 1965-11-05 | Mo Zd Vtorichnykh Dragotsennyk | Procédé pour séparer une couche d'or d'un support en métal non ferreux ou rare, ou en alliage de ces métaux |
| US3577325A (en) * | 1968-05-29 | 1971-05-04 | Western Electric Co | Method of reclaiming graphite mask |
| ZA733904B (en) * | 1972-08-14 | 1974-06-26 | Anaconda Co | Recovery of copper and zinc from lowgrade non-ferrous scrap metal |
| FI51826C (fi) * | 1973-10-16 | 1977-04-12 | Outokumpu Oy | Menetelmä jalometallin erottamiseksi jalometallin, kuparin sekä jonkin seoksesta. |
| US4078918A (en) * | 1976-11-26 | 1978-03-14 | Perman Craig A | Method for precious metal recovery |
-
1979
- 1979-10-01 US US06/081,006 patent/US4261738A/en not_active Expired - Lifetime
-
1980
- 1980-08-20 CA CA000358626A patent/CA1152756A/en not_active Expired
- 1980-09-29 JP JP13451980A patent/JPS5658937A/ja active Granted
- 1980-10-01 FR FR8021056A patent/FR2466510B1/fr not_active Expired
- 1980-10-01 DE DE19803037112 patent/DE3037112A1/de not_active Ceased
- 1980-10-01 IT IT2504980A patent/IT1133645B/it active
- 1980-10-01 GB GB8031696A patent/GB2060709B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT8025049A0 (it) | 1980-10-01 |
| FR2466510A1 (fr) | 1981-04-10 |
| DE3037112A1 (de) | 1981-04-16 |
| US4261738A (en) | 1981-04-14 |
| FR2466510B1 (fr) | 1988-06-10 |
| CA1152756A (en) | 1983-08-30 |
| GB2060709A (en) | 1981-05-07 |
| IT1133645B (it) | 1986-07-09 |
| GB2060709B (en) | 1983-03-30 |
| JPS5658937A (en) | 1981-05-22 |
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