CN112607751B - 一种重溶冷冻提纯含砷、亚硫酸钠和硫酸钠的混合盐的方法 - Google Patents
一种重溶冷冻提纯含砷、亚硫酸钠和硫酸钠的混合盐的方法 Download PDFInfo
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- CN112607751B CN112607751B CN202011631992.XA CN202011631992A CN112607751B CN 112607751 B CN112607751 B CN 112607751B CN 202011631992 A CN202011631992 A CN 202011631992A CN 112607751 B CN112607751 B CN 112607751B
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- CN
- China
- Prior art keywords
- filtrate
- arsenic
- mixed salt
- sodium sulfite
- dissolving
- Prior art date
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- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 title claims abstract description 83
- 229910052785 arsenic Inorganic materials 0.000 title claims abstract description 56
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 229910052938 sodium sulfate Inorganic materials 0.000 title claims abstract description 41
- 150000003839 salts Chemical class 0.000 title claims abstract description 35
- 235000010265 sodium sulphite Nutrition 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 30
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 title claims abstract description 27
- 235000011152 sodium sulphate Nutrition 0.000 title claims abstract description 25
- 238000007710 freezing Methods 0.000 title claims abstract description 14
- 230000008014 freezing Effects 0.000 title claims abstract description 14
- 239000000706 filtrate Substances 0.000 claims abstract description 40
- 239000013078 crystal Substances 0.000 claims abstract description 27
- 239000011734 sodium Substances 0.000 claims abstract description 25
- 239000000047 product Substances 0.000 claims abstract description 20
- 239000007832 Na2SO4 Substances 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 7
- GOLCXWYRSKYTSP-UHFFFAOYSA-N arsenic trioxide Inorganic materials O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000004064 recycling Methods 0.000 claims abstract description 6
- 238000001704 evaporation Methods 0.000 claims abstract description 5
- 239000012452 mother liquor Substances 0.000 claims description 18
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000001556 precipitation Methods 0.000 claims description 9
- 230000001698 pyrogenic effect Effects 0.000 claims description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000003723 Smelting Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000000428 dust Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 239000003546 flue gas Substances 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims description 2
- 238000004321 preservation Methods 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims 1
- 238000006477 desulfuration reaction Methods 0.000 claims 1
- 230000023556 desulfurization Effects 0.000 claims 1
- 239000003517 fume Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- HJTAZXHBEBIQQX-UHFFFAOYSA-N 1,5-bis(chloromethyl)naphthalene Chemical compound C1=CC=C2C(CCl)=CC=CC2=C1CCl HJTAZXHBEBIQQX-UHFFFAOYSA-N 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000002156 mixing Methods 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000003760 magnetic stirring Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910000004 White lead Inorganic materials 0.000 description 1
- RRQVMZOTPLREEX-UHFFFAOYSA-M [O-]S(O)=O.OS(O)=O.[Na+].[AsH3] Chemical compound [O-]S(O)=O.OS(O)=O.[Na+].[AsH3] RRQVMZOTPLREEX-UHFFFAOYSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method 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
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052920 inorganic sulfate Inorganic materials 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229910052979 sodium sulfide Inorganic materials 0.000 description 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/16—Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G28/00—Compounds of arsenic
- C01G28/005—Oxides; Hydroxides; Oxyacids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Removal Of Specific Substances (AREA)
Abstract
Description
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CN202011631992.XA CN112607751B (zh) | 2020-12-31 | 2020-12-31 | 一种重溶冷冻提纯含砷、亚硫酸钠和硫酸钠的混合盐的方法 |
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CN112607751A CN112607751A (zh) | 2021-04-06 |
CN112607751B true CN112607751B (zh) | 2021-11-12 |
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WO2023123191A1 (zh) * | 2021-12-30 | 2023-07-06 | 耒阳市焱鑫有色金属有限公司 | 一种复合冷冻分离砷碱处置砷碱渣产出工业级纯碱的方法 |
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JP2004209372A (ja) * | 2002-12-27 | 2004-07-29 | Ebara Corp | 重金属類溶出抑制剤及び重金属類溶出抑制方法 |
CN102351360B (zh) * | 2011-07-04 | 2013-05-01 | 锡矿山闪星锑业有限责任公司 | 综合回收含砷碱液和二氧化硫废气的方法 |
CN107963642A (zh) * | 2017-12-29 | 2018-04-27 | 焱鑫环保科技有限公司 | 利用含砷工业碱渣水浸碱液吸收so2烟气、脱砷净化生产亚硫酸钠产品的工艺方法 |
CN108441642A (zh) * | 2018-04-08 | 2018-08-24 | 郴州钖涛环保科技有限公司 | 锑冶炼砷碱渣的湿法资源化与无害化处理工艺 |
CN109650412B (zh) * | 2018-12-28 | 2021-09-21 | 焱鑫环保科技有限公司 | 一种用含砷工业碱渣脱除含硫烟气中硫生产亚硫酸钠的方法 |
CN109876630B (zh) * | 2019-03-06 | 2021-09-21 | 株洲三特环保节能股份有限公司 | 一种用碱性废渣治理二氧化硫烟气并回收锡锑金属及亚硫酸钠晶体的方法 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: A method for remelting, freezing, and purifying mixed salts containing arsenic, sodium sulfite, and sodium sulfate Effective date of registration: 20230811 Granted publication date: 20211112 Pledgee: Hunan Leiyang Rural Commercial Bank Co.,Ltd. Pledgor: LEIYANG YANXIN NON-FERROUS METALS Co.,Ltd. Registration number: Y2023980051856 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20211112 Pledgee: Hunan Leiyang Rural Commercial Bank Co.,Ltd. Pledgor: LEIYANG YANXIN NON-FERROUS METALS Co.,Ltd. Registration number: Y2023980051856 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for remelting, freezing, and purifying mixed salts containing arsenic, sodium sulfite, and sodium sulfate Granted publication date: 20211112 Pledgee: Hunan Leiyang Rural Commercial Bank Co.,Ltd. Pledgor: LEIYANG YANXIN NON-FERROUS METALS Co.,Ltd. Registration number: Y2024980009661 |