CN106396164A - 一种工业酸性废水处理工艺 - Google Patents
一种工业酸性废水处理工艺 Download PDFInfo
- Publication number
- CN106396164A CN106396164A CN201610085860.9A CN201610085860A CN106396164A CN 106396164 A CN106396164 A CN 106396164A CN 201610085860 A CN201610085860 A CN 201610085860A CN 106396164 A CN106396164 A CN 106396164A
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- Prior art keywords
- nanofiltration system
- acidic wastewater
- acid
- water
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- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 73
- 230000008569 process Effects 0.000 title claims abstract description 54
- 230000002378 acidificating effect Effects 0.000 title claims abstract description 27
- 238000004065 wastewater treatment Methods 0.000 title abstract description 7
- 239000002253 acid Substances 0.000 claims abstract description 55
- 238000001728 nano-filtration Methods 0.000 claims abstract description 55
- 239000002351 wastewater Substances 0.000 claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 47
- 239000010802 sludge Substances 0.000 claims abstract description 20
- 238000001914 filtration Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 10
- 239000002699 waste material Substances 0.000 claims abstract description 9
- 239000004571 lime Substances 0.000 claims abstract description 8
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 7
- 235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 7
- 239000012528 membrane Substances 0.000 claims description 22
- 230000003204 osmotic effect Effects 0.000 claims description 21
- 238000005516 engineering process Methods 0.000 claims description 14
- 230000014759 maintenance of location Effects 0.000 claims description 14
- 238000009854 hydrometallurgy Methods 0.000 claims description 10
- 239000003792 electrolyte Substances 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 238000002156 mixing Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 238000000909 electrodialysis Methods 0.000 claims description 6
- 230000026676 system process Effects 0.000 claims description 5
- 238000010790 dilution Methods 0.000 claims description 4
- 239000012895 dilution Substances 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 3
- 239000000126 substance Substances 0.000 abstract description 6
- 230000000717 retained effect Effects 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 229910052602 gypsum Inorganic materials 0.000 abstract description 2
- 239000010440 gypsum Substances 0.000 abstract description 2
- 238000011112 process operation Methods 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 description 37
- 239000002184 metal Substances 0.000 description 37
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 14
- 239000007788 liquid Substances 0.000 description 12
- 239000007787 solid Substances 0.000 description 12
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 11
- 239000012535 impurity Substances 0.000 description 11
- 239000000243 solution Substances 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 150000002500 ions Chemical class 0.000 description 7
- 239000002002 slurry Substances 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 230000004044 response Effects 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 4
- 238000009388 chemical precipitation Methods 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 238000000638 solvent extraction Methods 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 150000001450 anions Chemical class 0.000 description 3
- 239000010953 base metal Substances 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 238000005352 clarification Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- -1 iron ion Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910021645 metal ion Inorganic materials 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- WURBVZBTWMNKQT-UHFFFAOYSA-N 1-(4-chlorophenoxy)-3,3-dimethyl-1-(1,2,4-triazol-1-yl)butan-2-one Chemical compound C1=NC=NN1C(C(=O)C(C)(C)C)OC1=CC=C(Cl)C=C1 WURBVZBTWMNKQT-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
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
- 208000035126 Facies Diseases 0.000 description 2
- 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 2
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000004695 Polyether sulfone Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000001458 anti-acid effect Effects 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 239000001110 calcium chloride Substances 0.000 description 2
- 229910001628 calcium chloride Inorganic materials 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 239000003014 ion exchange membrane Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 229910001629 magnesium chloride Inorganic materials 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000001471 micro-filtration Methods 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920002492 poly(sulfone) Polymers 0.000 description 2
- 229920006393 polyether sulfone Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 2
- 229910052683 pyrite Inorganic materials 0.000 description 2
- 239000011028 pyrite Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000021148 sequestering of metal ion Effects 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- AHLWZBVXSWOPPL-RGYGYFBISA-N 20-deoxy-20-oxophorbol 12-myristate 13-acetate Chemical compound C([C@]1(O)C(=O)C(C)=C[C@H]1[C@@]1(O)[C@H](C)[C@H]2OC(=O)CCCCCCCCCCCCC)C(C=O)=C[C@H]1[C@H]1[C@]2(OC(C)=O)C1(C)C AHLWZBVXSWOPPL-RGYGYFBISA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 241001602688 Pama Species 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000010670 acid alkali reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit 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
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- GJYLKIZKRHDRER-UHFFFAOYSA-N calcium;sulfuric acid Chemical compound [Ca].OS(O)(=O)=O GJYLKIZKRHDRER-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GSOLWAFGMNOBSY-UHFFFAOYSA-N cobalt Chemical compound [Co][Co][Co][Co][Co][Co][Co][Co] GSOLWAFGMNOBSY-UHFFFAOYSA-N 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000866 electrolytic etching Methods 0.000 description 1
- 238000005363 electrowinning Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910000765 intermetallic Inorganic materials 0.000 description 1
- LDHBWEYLDHLIBQ-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide;hydrate Chemical compound O.[OH-].[O-2].[Fe+3] LDHBWEYLDHLIBQ-UHFFFAOYSA-M 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000009285 membrane fouling Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000007785 strong electrolyte Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000000108 ultra-filtration Methods 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610085860.9A CN106396164B (zh) | 2016-02-15 | 2016-02-15 | 一种工业酸性废水处理工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610085860.9A CN106396164B (zh) | 2016-02-15 | 2016-02-15 | 一种工业酸性废水处理工艺 |
Publications (2)
Publication Number | Publication Date |
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CN106396164A true CN106396164A (zh) | 2017-02-15 |
CN106396164B CN106396164B (zh) | 2019-07-30 |
Family
ID=58007118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201610085860.9A Active CN106396164B (zh) | 2016-02-15 | 2016-02-15 | 一种工业酸性废水处理工艺 |
Country Status (1)
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CN (1) | CN106396164B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107604119A (zh) * | 2017-07-26 | 2018-01-19 | 象州县科学技术情报研究所 | 硫酸钡生产废液中铁镁元素提取工艺 |
CN110451529A (zh) * | 2019-07-17 | 2019-11-15 | 青岛沃赛海水淡化科技有限公司 | 一种注射用氯化钠的提纯方法 |
CN111039480A (zh) * | 2019-06-27 | 2020-04-21 | 江苏久吾高科技股份有限公司 | 一种矿井水降盐的方法及装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5310486A (en) * | 1993-05-25 | 1994-05-10 | Harrison Western Environmental Services, Inc. | Multi-stage water treatment system and method for operating the same |
CN1369442A (zh) * | 2001-12-28 | 2002-09-18 | 赵金标 | 酸性废水高密度污泥处理工艺 |
US20050056600A1 (en) * | 2003-09-11 | 2005-03-17 | Harris Group Inc. | Nanofilter system and method of use |
CN101200334A (zh) * | 2007-12-17 | 2008-06-18 | 金堆城钼业股份有限公司 | 一种含钼酸性废水的处理方法 |
CN101767847A (zh) * | 2010-02-10 | 2010-07-07 | 大连屹东膜工程设备有限公司 | 一种基于膜技术的酸废液的纯化回收方法 |
CN201558671U (zh) * | 2009-11-27 | 2010-08-25 | 上海御隆膜分离技术有限公司 | 分离硫酸根的纳滤装置 |
CN103663547A (zh) * | 2012-09-24 | 2014-03-26 | 上海凯鑫分离技术有限公司 | 钛白粉生产过程中酸性废水的处理及回收工艺 |
-
2016
- 2016-02-15 CN CN201610085860.9A patent/CN106396164B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5310486A (en) * | 1993-05-25 | 1994-05-10 | Harrison Western Environmental Services, Inc. | Multi-stage water treatment system and method for operating the same |
CN1369442A (zh) * | 2001-12-28 | 2002-09-18 | 赵金标 | 酸性废水高密度污泥处理工艺 |
US20050056600A1 (en) * | 2003-09-11 | 2005-03-17 | Harris Group Inc. | Nanofilter system and method of use |
CN101200334A (zh) * | 2007-12-17 | 2008-06-18 | 金堆城钼业股份有限公司 | 一种含钼酸性废水的处理方法 |
CN201558671U (zh) * | 2009-11-27 | 2010-08-25 | 上海御隆膜分离技术有限公司 | 分离硫酸根的纳滤装置 |
CN101767847A (zh) * | 2010-02-10 | 2010-07-07 | 大连屹东膜工程设备有限公司 | 一种基于膜技术的酸废液的纯化回收方法 |
CN103663547A (zh) * | 2012-09-24 | 2014-03-26 | 上海凯鑫分离技术有限公司 | 钛白粉生产过程中酸性废水的处理及回收工艺 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107604119A (zh) * | 2017-07-26 | 2018-01-19 | 象州县科学技术情报研究所 | 硫酸钡生产废液中铁镁元素提取工艺 |
CN111039480A (zh) * | 2019-06-27 | 2020-04-21 | 江苏久吾高科技股份有限公司 | 一种矿井水降盐的方法及装置 |
CN110451529A (zh) * | 2019-07-17 | 2019-11-15 | 青岛沃赛海水淡化科技有限公司 | 一种注射用氯化钠的提纯方法 |
Also Published As
Publication number | Publication date |
---|---|
CN106396164B (zh) | 2019-07-30 |
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