CN104787933B - 黄金冶炼含氰废水的处理方法 - Google Patents
黄金冶炼含氰废水的处理方法 Download PDFInfo
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- CN104787933B CN104787933B CN201510224969.1A CN201510224969A CN104787933B CN 104787933 B CN104787933 B CN 104787933B CN 201510224969 A CN201510224969 A CN 201510224969A CN 104787933 B CN104787933 B CN 104787933B
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- cyanide
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- 239000002351 wastewater Substances 0.000 title claims abstract description 98
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 238000000034 method Methods 0.000 title claims abstract description 65
- 238000003723 Smelting Methods 0.000 title claims abstract description 45
- 238000006243 chemical reaction Methods 0.000 claims abstract description 44
- 230000008569 process Effects 0.000 claims abstract description 42
- 230000020477 pH reduction Effects 0.000 claims abstract description 14
- ZMZDMBWJUHKJPS-UHFFFAOYSA-N hydrogen thiocyanate Natural products SC#N ZMZDMBWJUHKJPS-UHFFFAOYSA-N 0.000 claims abstract description 11
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 43
- 229910052737 gold Inorganic materials 0.000 claims description 43
- 239000010931 gold Substances 0.000 claims description 43
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 29
- 239000007788 liquid Substances 0.000 claims description 26
- JMANVNJQNLATNU-UHFFFAOYSA-N oxalonitrile Chemical compound N#CC#N JMANVNJQNLATNU-UHFFFAOYSA-N 0.000 claims description 26
- 238000003672 processing method Methods 0.000 claims description 25
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 229910052802 copper Inorganic materials 0.000 claims description 18
- 239000010949 copper Substances 0.000 claims description 18
- 239000012028 Fenton's reagent Substances 0.000 claims description 17
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 10
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 10
- 239000004571 lime Substances 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 9
- 239000006071 cream Substances 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000000706 filtrate Substances 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 5
- 238000002386 leaching Methods 0.000 claims description 5
- 239000001117 sulphuric acid Substances 0.000 claims description 5
- 235000011149 sulphuric acid Nutrition 0.000 claims description 5
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000011790 ferrous sulphate Substances 0.000 claims description 4
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 4
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 20
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 230000001590 oxidative effect Effects 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 230000003647 oxidation Effects 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 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 6
- 230000000052 comparative effect Effects 0.000 description 5
- 239000007800 oxidant agent Substances 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 150000002825 nitriles Chemical group 0.000 description 4
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 3
- 239000000920 calcium hydroxide Substances 0.000 description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 3
- 239000003814 drug Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- -1 cyanate radical salt Chemical class 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000033116 oxidation-reduction process Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 2
- 229910000906 Bronze Inorganic materials 0.000 description 1
- 235000015210 Fockea angustifolia Nutrition 0.000 description 1
- 244000186654 Fockea angustifolia Species 0.000 description 1
- 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 description 1
- 241001417490 Sillaginidae Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 239000010974 bronze Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- IZLAVFWQHMDDGK-UHFFFAOYSA-N gold(1+);cyanide Chemical compound [Au+].N#[C-] IZLAVFWQHMDDGK-UHFFFAOYSA-N 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 239000011499 joint compound Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006385 ozonation reaction Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Abstract
Description
检测指标 | 含氰废水样 | 处理后出水水样 | GB3838-2002三类标准 |
总氰化物 | 1100 | 0.11 | ≤0.2 |
检测指标 | 含氰废水样 | 处理后出水水样 | GB3838-2002三类标准 |
总氰化物 | 1100 | 2.13 | ≤0.2 |
Claims (8)
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105000720A (zh) * | 2015-08-23 | 2015-10-28 | 长春黄金研究院 | 一种黄金冶炼行业氰化尾矿浆处理方法 |
CN105709579B (zh) * | 2016-04-05 | 2018-01-16 | 紫金矿业集团股份有限公司 | 黄金冶炼废水蒸发过程中不凝气回收工艺和设备 |
CN106946404B (zh) * | 2017-03-06 | 2019-09-24 | 博天环境集团股份有限公司 | 一种含氰废水的处理方法 |
CN107841622A (zh) * | 2017-11-10 | 2018-03-27 | 陈鹏 | 一种氰化尾渣综合利用及无害化处理的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN87101217A (zh) * | 1987-12-31 | 1988-09-21 | 冶金工业部建筑研究总院 | 高浓度含氰废水与含二氧化硫废烟气综合治理方法 |
CN101172743A (zh) * | 2007-11-02 | 2008-05-07 | 海南晟泰环境工程有限公司 | 一种高氰高氨高盐有机废水处理及回用的组合工艺 |
CN103693788A (zh) * | 2014-01-06 | 2014-04-02 | 昆山工研院华科生物高分子材料研究所有限公司 | 一种工业污水处理方法及其一体机装置 |
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CN103253796B (zh) * | 2013-06-04 | 2014-07-16 | 长春黄金研究院 | 一种含氰、硫氰、重金属废水处理方法 |
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- 2015-05-05 CN CN201510224969.1A patent/CN104787933B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN87101217A (zh) * | 1987-12-31 | 1988-09-21 | 冶金工业部建筑研究总院 | 高浓度含氰废水与含二氧化硫废烟气综合治理方法 |
CN101172743A (zh) * | 2007-11-02 | 2008-05-07 | 海南晟泰环境工程有限公司 | 一种高氰高氨高盐有机废水处理及回用的组合工艺 |
CN103693788A (zh) * | 2014-01-06 | 2014-04-02 | 昆山工研院华科生物高分子材料研究所有限公司 | 一种工业污水处理方法及其一体机装置 |
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