JP2014214333A - 有価金属回収方法 - Google Patents
有価金属回収方法 Download PDFInfo
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- JP2014214333A JP2014214333A JP2013091266A JP2013091266A JP2014214333A JP 2014214333 A JP2014214333 A JP 2014214333A JP 2013091266 A JP2013091266 A JP 2013091266A JP 2013091266 A JP2013091266 A JP 2013091266A JP 2014214333 A JP2014214333 A JP 2014214333A
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- waste liquid
- cyan
- concentrate
- carbonate
- valuable
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 51
- 239000002184 metal Substances 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 48
- 238000011084 recovery Methods 0.000 title claims abstract description 18
- 239000002699 waste material Substances 0.000 claims abstract description 63
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 229910052806 inorganic carbonate Inorganic materials 0.000 claims abstract description 21
- 239000012141 concentrate Substances 0.000 claims abstract description 19
- -1 cyanide compound Chemical class 0.000 claims description 33
- 235000008504 concentrate Nutrition 0.000 claims description 16
- 235000014666 liquid concentrate Nutrition 0.000 claims description 11
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 239000007791 liquid phase Substances 0.000 claims description 6
- 229910000288 alkali metal carbonate Inorganic materials 0.000 claims description 5
- 150000008041 alkali metal carbonates Chemical class 0.000 claims description 5
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 3
- 150000002739 metals Chemical class 0.000 abstract description 19
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 abstract description 6
- 229910000510 noble metal Inorganic materials 0.000 abstract description 6
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 28
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 25
- 239000010931 gold Substances 0.000 description 25
- 229910052737 gold Inorganic materials 0.000 description 24
- 238000007747 plating Methods 0.000 description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 20
- 229910001868 water Inorganic materials 0.000 description 19
- 238000010304 firing Methods 0.000 description 15
- 239000003513 alkali Substances 0.000 description 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 238000005406 washing Methods 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 239000000460 chlorine Substances 0.000 description 5
- 229910052801 chlorine Inorganic materials 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000001704 evaporation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- HFNQLYDPNAZRCH-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O.OC(O)=O HFNQLYDPNAZRCH-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000007772 electroless plating Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000010948 rhodium Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 229910052716 thallium Inorganic materials 0.000 description 2
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 2
- 229910017398 Au—Ni Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052684 Cerium Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052692 Dysprosium Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 229910052689 Holmium Inorganic materials 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- 229910052777 Praseodymium Inorganic materials 0.000 description 1
- 229910052773 Promethium Inorganic materials 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 229910052775 Thulium Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 1
- OGPBJKLSAFTDLK-UHFFFAOYSA-N europium atom Chemical compound [Eu] OGPBJKLSAFTDLK-UHFFFAOYSA-N 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- KJZYNXUDTRRSPN-UHFFFAOYSA-N holmium atom Chemical compound [Ho] KJZYNXUDTRRSPN-UHFFFAOYSA-N 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- OHSVLFRHMCKCQY-UHFFFAOYSA-N lutetium atom Chemical compound [Lu] OHSVLFRHMCKCQY-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- PUDIUYLPXJFUGB-UHFFFAOYSA-N praseodymium atom Chemical compound [Pr] PUDIUYLPXJFUGB-UHFFFAOYSA-N 0.000 description 1
- VQMWBBYLQSCNPO-UHFFFAOYSA-N promethium atom Chemical compound [Pm] VQMWBBYLQSCNPO-UHFFFAOYSA-N 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 238000009283 thermal hydrolysis Methods 0.000 description 1
- FRNOGLGSGLTDKL-UHFFFAOYSA-N thulium atom Chemical compound [Tm] FRNOGLGSGLTDKL-UHFFFAOYSA-N 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
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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
- 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
- C22B7/001—Dry 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
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- 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)
Abstract
【解決手段】シアン化合物、無機炭酸塩および有価金属を含有する廃液100の濃縮物101を400〜650℃で焼成し、シアンをシアンガス103として前記廃液100の濃縮物から分離した後に焼成残渣102から有価金属を回収する有価金属回収方法。
【選択図】図1
Description
1.シアン化合物、無機炭酸塩および有価金属を含有する廃液の濃縮物を400〜650℃で焼成し、シアンをシアンガスとして前記廃液の濃縮物から分離した後に焼成残渣から有価金属を回収する工程を含む有価金属回収方法。
2.有価金属を液相回収する工程を含む前記1に記載の有価金属回収方法。
3.前記無機炭酸塩は炭酸アルカリ金属塩および/または炭酸アルカリ土類金属塩である前記1または2に記載の有価金属回収方法。
4.前記シアン化合物の濃度および無機炭酸塩の炭酸イオン換算濃度が、前記廃液の濃縮物中で夫々2〜200g/kg、20g/kg以上であって1000g/kg未満である前記1〜3のいずれか1項に記載の有価金属回収方法。
下記組成を有する金めっき廃液を準備した。下記表1に金めっき廃液中の組成の測定結果を示す。
焼成条件以外は、水洗前まで実施例1と同様に実施した。焼成は、400℃減圧下で行い、昇温速度は3℃/分、焼成時間は400℃に達してから120分とした。得られた焼成残渣102について、定量分析を行なった。その結果を表3に示す。
焼成条件以外は、水洗前まで実施例1と同様に実施した。焼成は、650℃減圧下で行い、昇温速度は3℃/分、焼成時間は650℃に達してから60分とした。得られた焼成残渣102について、定量分析を行なった。その結果を表3に示す。
前記実施例1で使用した金めっき廃液の濃縮物101を焼成炉に導入し、800℃で焼成した。焼成は、減圧下で行い、昇温速度は3℃/分、焼成時間は800℃に達してから30分とした。
Claims (4)
- シアン化合物、無機炭酸塩および有価金属を含有する廃液の濃縮物を400〜650℃で焼成し、シアンをシアンガスとして前記廃液の濃縮物から分離した後に焼成残渣から有価金属を回収する工程を含む有価金属回収方法。
- 有価金属を液相回収する工程を含む請求項1に記載の有価金属回収方法。
- 前記無機炭酸塩は炭酸アルカリ金属塩および/または炭酸アルカリ土類金属塩である請求項1または2に記載の有価金属回収方法。
- 前記シアン化合物の濃度および無機炭酸塩の炭酸イオン換算濃度が、前記廃液の濃縮物中で夫々2〜200g/kg、20g/kg以上であって1000g/kg未満である請求項1〜3のいずれか1項に記載の有価金属回収方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013091266A JP6093232B2 (ja) | 2013-04-24 | 2013-04-24 | 有価金属回収方法 |
KR1020157030341A KR101721354B1 (ko) | 2013-04-24 | 2014-04-21 | 유가 금속 회수 방법 |
CN201480020981.4A CN105121676B (zh) | 2013-04-24 | 2014-04-21 | 有价金属回收方法 |
PCT/JP2014/061177 WO2014175218A1 (ja) | 2013-04-24 | 2014-04-21 | 有価金属回収方法 |
TW103114640A TWI621714B (zh) | 2013-04-24 | 2014-04-23 | Valuable metal recycling method |
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JP2013091266A JP6093232B2 (ja) | 2013-04-24 | 2013-04-24 | 有価金属回収方法 |
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JP2014214333A true JP2014214333A (ja) | 2014-11-17 |
JP6093232B2 JP6093232B2 (ja) | 2017-03-08 |
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JP (1) | JP6093232B2 (ja) |
KR (1) | KR101721354B1 (ja) |
CN (1) | CN105121676B (ja) |
TW (1) | TWI621714B (ja) |
WO (1) | WO2014175218A1 (ja) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS4959076A (ja) * | 1972-10-11 | 1974-06-07 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS50118962A (ja) | 1974-03-05 | 1975-09-18 | ||
JPH0779999B2 (ja) * | 1988-01-26 | 1995-08-30 | 日本パーカライジング株式会社 | シアン含有液の処理方法 |
JP3199194B2 (ja) * | 1992-11-16 | 2001-08-13 | 三井金属資源開発株式会社 | 金、銀の回収方法 |
JPH09268329A (ja) * | 1996-04-04 | 1997-10-14 | Nippon Parkerizing Co Ltd | 貴金属及び重金属含有液から貴金属を回収する方法 |
JP3820468B2 (ja) * | 1999-07-13 | 2006-09-13 | 同和鉱業株式会社 | 金属元素含有水溶液の処理方法 |
CN1172009C (zh) * | 2001-11-09 | 2004-10-20 | 清华大学 | 一种以氰化提金废渣再提金的工艺方法 |
AUPS167402A0 (en) * | 2002-04-11 | 2002-05-16 | Platinum Australia Limited | Method for extracting pgms |
CA2522074C (en) * | 2003-04-11 | 2012-08-07 | Lonmin Plc | Recovery of platinum group metals |
JP2006341229A (ja) * | 2005-06-10 | 2006-12-21 | Sumitomo Precision Prod Co Ltd | シアン化合物含有排水の高度処理方法 |
CN101139660A (zh) * | 2007-10-08 | 2008-03-12 | 郑满秀 | 一种从金精矿酸化焙烧烧渣中提取铁铅和金银的方法 |
CN101893247A (zh) * | 2010-08-16 | 2010-11-24 | 林向东 | 金精矿焙烧冶炼厂含氰污水处理方法 |
CN102367587B (zh) * | 2011-11-15 | 2014-06-04 | 陕西科技大学 | 一种含氰镀金溶液过量碳酸盐的处理方法 |
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2013
- 2013-04-24 JP JP2013091266A patent/JP6093232B2/ja active Active
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2014
- 2014-04-21 CN CN201480020981.4A patent/CN105121676B/zh active Active
- 2014-04-21 KR KR1020157030341A patent/KR101721354B1/ko active IP Right Grant
- 2014-04-21 WO PCT/JP2014/061177 patent/WO2014175218A1/ja active Application Filing
- 2014-04-23 TW TW103114640A patent/TWI621714B/zh active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS4959076A (ja) * | 1972-10-11 | 1974-06-07 |
Non-Patent Citations (1)
Title |
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JPN6016030899; 友野理平: 実用めっきマニュアル 第1版, 19711025, 160,243, 株式会社オーム社 * |
Also Published As
Publication number | Publication date |
---|---|
KR101721354B1 (ko) | 2017-03-29 |
TWI621714B (zh) | 2018-04-21 |
TW201446968A (zh) | 2014-12-16 |
KR20150131394A (ko) | 2015-11-24 |
CN105121676B (zh) | 2017-03-22 |
WO2014175218A1 (ja) | 2014-10-30 |
JP6093232B2 (ja) | 2017-03-08 |
CN105121676A (zh) | 2015-12-02 |
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