CN106180138A - 一种含砷废物的处理方法 - Google Patents
一种含砷废物的处理方法 Download PDFInfo
- Publication number
- CN106180138A CN106180138A CN201610559457.5A CN201610559457A CN106180138A CN 106180138 A CN106180138 A CN 106180138A CN 201610559457 A CN201610559457 A CN 201610559457A CN 106180138 A CN106180138 A CN 106180138A
- Authority
- CN
- China
- Prior art keywords
- arsenic
- containing waste
- processing method
- iron salt
- salt solutions
- 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.)
- Granted
Links
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 title claims abstract description 91
- 229910052785 arsenic Inorganic materials 0.000 title claims abstract description 83
- 239000002699 waste material Substances 0.000 title claims description 26
- 238000003672 processing method Methods 0.000 title claims description 16
- 239000000243 solution Substances 0.000 claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
- 239000013078 crystal Substances 0.000 claims abstract description 15
- 239000002002 slurry Substances 0.000 claims abstract description 14
- 150000002505 iron Chemical class 0.000 claims abstract description 13
- 239000012266 salt solution Substances 0.000 claims abstract description 9
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002893 slag Substances 0.000 claims abstract description 8
- AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 claims abstract description 6
- PTLRDCMBXHILCL-UHFFFAOYSA-M sodium arsenite Chemical compound [Na+].[O-][As]=O PTLRDCMBXHILCL-UHFFFAOYSA-M 0.000 claims abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 42
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 29
- 238000003756 stirring Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 229910006299 γ-FeOOH Inorganic materials 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 10
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- 239000003513 alkali Substances 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- 239000004568 cement Substances 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 238000007711 solidification Methods 0.000 claims description 5
- 230000008023 solidification Effects 0.000 claims description 5
- 239000012670 alkaline solution Substances 0.000 claims description 4
- 229960002594 arsenic trioxide Drugs 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- JRIGVWDKYXCHMG-UHFFFAOYSA-N (5-arsoroso-2-hydroxyphenyl)azanium;chloride Chemical compound Cl.NC1=CC([As]=O)=CC=C1O JRIGVWDKYXCHMG-UHFFFAOYSA-N 0.000 claims description 2
- JCKSISPHZHGQDO-UHFFFAOYSA-N [Na].[As](O)(O)(O)=O Chemical compound [Na].[As](O)(O)(O)=O JCKSISPHZHGQDO-UHFFFAOYSA-N 0.000 claims description 2
- 229910000413 arsenic oxide Inorganic materials 0.000 claims description 2
- CUGMJFZCCDSABL-UHFFFAOYSA-N arsenic(3+);trisulfide Chemical compound [S-2].[S-2].[S-2].[As+3].[As+3] CUGMJFZCCDSABL-UHFFFAOYSA-N 0.000 claims description 2
- 229950008475 oxophenarsine Drugs 0.000 claims description 2
- KTTMEOWBIWLMSE-UHFFFAOYSA-N diarsenic trioxide Chemical compound O1[As](O2)O[As]3O[As]1O[As]2O3 KTTMEOWBIWLMSE-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 27
- 238000002386 leaching Methods 0.000 abstract description 12
- 238000001556 precipitation Methods 0.000 abstract description 11
- 239000002920 hazardous waste Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 229910002588 FeOOH Inorganic materials 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 239000000706 filtrate Substances 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- 230000000087 stabilizing effect Effects 0.000 abstract 1
- 238000007792 addition Methods 0.000 description 9
- BMWMWYBEJWFCJI-UHFFFAOYSA-K iron(3+);trioxido(oxo)-$l^{5}-arsane Chemical compound [Fe+3].[O-][As]([O-])([O-])=O BMWMWYBEJWFCJI-UHFFFAOYSA-K 0.000 description 7
- 239000002351 wastewater Substances 0.000 description 7
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 6
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 239000013589 supplement Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- IKWTVSLWAPBBKU-UHFFFAOYSA-N a1010_sial Chemical compound O=[As]O[As]=O IKWTVSLWAPBBKU-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- UYZMAFWCKGTUMA-UHFFFAOYSA-K iron(3+);trioxido(oxo)-$l^{5}-arsane;dihydrate Chemical compound O.O.[Fe+3].[O-][As]([O-])([O-])=O UYZMAFWCKGTUMA-UHFFFAOYSA-K 0.000 description 3
- 239000012452 mother liquor Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- GOLCXWYRSKYTSP-UHFFFAOYSA-N arsenic trioxide Inorganic materials O1[As]2O[As]1O2 GOLCXWYRSKYTSP-UHFFFAOYSA-N 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- DJHGAFSJWGLOIV-UHFFFAOYSA-N Arsenic acid Chemical compound O[As](O)(O)=O DJHGAFSJWGLOIV-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- VETKVGYBAMGARK-UHFFFAOYSA-N arsanylidyneiron Chemical compound [As]#[Fe] VETKVGYBAMGARK-UHFFFAOYSA-N 0.000 description 1
- 229940000488 arsenic acid Drugs 0.000 description 1
- JEMGLEPMXOIVNS-UHFFFAOYSA-N arsenic copper Chemical group [Cu].[As] JEMGLEPMXOIVNS-UHFFFAOYSA-N 0.000 description 1
- 238000009388 chemical precipitation Methods 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 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
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 239000010413 mother solution Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000009856 non-ferrous metallurgy Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 231100000004 severe toxicity Toxicity 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
- A62D3/38—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by oxidation; by combustion
-
- 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
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/40—Inorganic substances
- A62D2101/43—Inorganic substances containing heavy metals, in the bonded or free state
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Business, Economics & Management (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Emergency Management (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Water Supply & Treatment (AREA)
- Processing Of Solid Wastes (AREA)
- Removal Of Specific Substances (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201610559457.5A CN106180138B (zh) | 2016-07-15 | 2016-07-15 | 一种含砷废物的处理方法 |
Applications Claiming Priority (1)
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CN201610559457.5A CN106180138B (zh) | 2016-07-15 | 2016-07-15 | 一种含砷废物的处理方法 |
Publications (2)
Publication Number | Publication Date |
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CN106180138A true CN106180138A (zh) | 2016-12-07 |
CN106180138B CN106180138B (zh) | 2018-12-11 |
Family
ID=57474970
Family Applications (1)
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CN201610559457.5A Active CN106180138B (zh) | 2016-07-15 | 2016-07-15 | 一种含砷废物的处理方法 |
Country Status (1)
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CN (1) | CN106180138B (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106745652A (zh) * | 2016-12-30 | 2017-05-31 | 四川师范大学 | 含砷废水的处理方法 |
CN106834712A (zh) * | 2016-12-21 | 2017-06-13 | 中南大学 | 一种含砷烟尘脱砷及分布结晶法合成固砷矿物的方法 |
CN107312928A (zh) * | 2017-06-27 | 2017-11-03 | 中国科学院沈阳应用生态研究所 | 一种硫化砷渣制备五价砷浸出液的方法 |
CN108201676A (zh) * | 2018-01-23 | 2018-06-26 | 中南大学 | 一种砷酸铁渣稳定化的方法 |
CN108580513A (zh) * | 2018-04-18 | 2018-09-28 | 中南大学 | 一种硫化砷渣热压烧结固化方法 |
CN110004293A (zh) * | 2019-03-04 | 2019-07-12 | 中南大学 | 含锡分解渣的处理方法 |
CN110512095A (zh) * | 2019-08-21 | 2019-11-29 | 长沙矿冶研究院有限责任公司 | 一种从钨冶金磷砷渣中提取和稳定砷的方法 |
CN110615515A (zh) * | 2019-09-25 | 2019-12-27 | 深圳市星河环境技术有限公司 | 一种吸附剂再生液的除砷方法和除砷系统 |
CN112717319A (zh) * | 2020-12-16 | 2021-04-30 | 陕西新天地固体废物综合处置有限公司 | 一种含砷废弃试剂的无害化处理方法 |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006116421A1 (en) * | 2005-04-25 | 2006-11-02 | The Regents Of The University Of California | Compositions and methods for removing arsenic in water |
CN102031381A (zh) * | 2010-11-28 | 2011-04-27 | 郴州市金贵银业股份有限公司 | 用含砷锑烟灰制备焦锑酸钠的工艺 |
CN102247967A (zh) * | 2010-05-18 | 2011-11-23 | 上海复拓环境技术有限公司 | 一种含砷废弃危险化学品的无害化处理工艺 |
CN102601108A (zh) * | 2012-03-06 | 2012-07-25 | 合肥市吴山固体废物处置有限责任公司 | 一种砷污染土壤的处理方法 |
CN102634666A (zh) * | 2012-04-24 | 2012-08-15 | 葫芦岛锌业股份有限公司 | 一种从新鲜高砷铅阳极泥中氧压脱砷的方法 |
CN103043812A (zh) * | 2011-10-13 | 2013-04-17 | 中国科学院过程工程研究所 | 一种含砷废水的深度处理方法 |
JP2013139595A (ja) * | 2011-12-28 | 2013-07-18 | Jx Nippon Mining & Metals Corp | 鉛製錬由来の銅含有不純物塊からの有価物の回収方法 |
CN204298177U (zh) * | 2014-12-09 | 2015-04-29 | 湖北祥云(集团)化工股份有限公司 | 一种硫铁矿制酸装置硫酸渣脱砷系统 |
CN105130049A (zh) * | 2015-08-23 | 2015-12-09 | 长春黄金研究院 | 一种碱性含砷废水处理方法 |
JP5903404B2 (ja) * | 2013-05-31 | 2016-04-13 | Jfeスチール株式会社 | ヒ素低減材、ヒ素低減材の製造方法、及びヒ素低減方法 |
CN105668897A (zh) * | 2016-03-18 | 2016-06-15 | 昆明冶金研究院 | 钒钨钛脱硝催化剂再生过程中产生的含砷废水脱砷的方法 |
-
2016
- 2016-07-15 CN CN201610559457.5A patent/CN106180138B/zh active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006116421A1 (en) * | 2005-04-25 | 2006-11-02 | The Regents Of The University Of California | Compositions and methods for removing arsenic in water |
CN102247967A (zh) * | 2010-05-18 | 2011-11-23 | 上海复拓环境技术有限公司 | 一种含砷废弃危险化学品的无害化处理工艺 |
CN102031381A (zh) * | 2010-11-28 | 2011-04-27 | 郴州市金贵银业股份有限公司 | 用含砷锑烟灰制备焦锑酸钠的工艺 |
CN103043812A (zh) * | 2011-10-13 | 2013-04-17 | 中国科学院过程工程研究所 | 一种含砷废水的深度处理方法 |
JP2013139595A (ja) * | 2011-12-28 | 2013-07-18 | Jx Nippon Mining & Metals Corp | 鉛製錬由来の銅含有不純物塊からの有価物の回収方法 |
CN102601108A (zh) * | 2012-03-06 | 2012-07-25 | 合肥市吴山固体废物处置有限责任公司 | 一种砷污染土壤的处理方法 |
CN102634666A (zh) * | 2012-04-24 | 2012-08-15 | 葫芦岛锌业股份有限公司 | 一种从新鲜高砷铅阳极泥中氧压脱砷的方法 |
JP5903404B2 (ja) * | 2013-05-31 | 2016-04-13 | Jfeスチール株式会社 | ヒ素低減材、ヒ素低減材の製造方法、及びヒ素低減方法 |
CN204298177U (zh) * | 2014-12-09 | 2015-04-29 | 湖北祥云(集团)化工股份有限公司 | 一种硫铁矿制酸装置硫酸渣脱砷系统 |
CN105130049A (zh) * | 2015-08-23 | 2015-12-09 | 长春黄金研究院 | 一种碱性含砷废水处理方法 |
CN105668897A (zh) * | 2016-03-18 | 2016-06-15 | 昆明冶金研究院 | 钒钨钛脱硝催化剂再生过程中产生的含砷废水脱砷的方法 |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106834712A (zh) * | 2016-12-21 | 2017-06-13 | 中南大学 | 一种含砷烟尘脱砷及分布结晶法合成固砷矿物的方法 |
CN106745652A (zh) * | 2016-12-30 | 2017-05-31 | 四川师范大学 | 含砷废水的处理方法 |
CN107312928A (zh) * | 2017-06-27 | 2017-11-03 | 中国科学院沈阳应用生态研究所 | 一种硫化砷渣制备五价砷浸出液的方法 |
CN107312928B (zh) * | 2017-06-27 | 2019-03-01 | 中国科学院沈阳应用生态研究所 | 一种硫化砷渣制备五价砷浸出液的方法 |
CN108201676B (zh) * | 2018-01-23 | 2020-09-01 | 中南大学 | 一种砷酸铁渣稳定化的方法 |
CN108201676A (zh) * | 2018-01-23 | 2018-06-26 | 中南大学 | 一种砷酸铁渣稳定化的方法 |
CN108580513A (zh) * | 2018-04-18 | 2018-09-28 | 中南大学 | 一种硫化砷渣热压烧结固化方法 |
CN108580513B (zh) * | 2018-04-18 | 2022-02-11 | 中南大学 | 一种硫化砷渣热压烧结固化方法 |
CN110004293A (zh) * | 2019-03-04 | 2019-07-12 | 中南大学 | 含锡分解渣的处理方法 |
CN110512095B (zh) * | 2019-08-21 | 2020-07-10 | 长沙矿冶研究院有限责任公司 | 一种从钨冶金磷砷渣中提取和稳定砷的方法 |
CN110512095A (zh) * | 2019-08-21 | 2019-11-29 | 长沙矿冶研究院有限责任公司 | 一种从钨冶金磷砷渣中提取和稳定砷的方法 |
CN110615515A (zh) * | 2019-09-25 | 2019-12-27 | 深圳市星河环境技术有限公司 | 一种吸附剂再生液的除砷方法和除砷系统 |
CN112717319A (zh) * | 2020-12-16 | 2021-04-30 | 陕西新天地固体废物综合处置有限公司 | 一种含砷废弃试剂的无害化处理方法 |
Also Published As
Publication number | Publication date |
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CN106180138B (zh) | 2018-12-11 |
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