CN105621483A - 一种蜂窝式scr废催化剂的回收工艺 - Google Patents
一种蜂窝式scr废催化剂的回收工艺 Download PDFInfo
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- CN105621483A CN105621483A CN201610052249.6A CN201610052249A CN105621483A CN 105621483 A CN105621483 A CN 105621483A CN 201610052249 A CN201610052249 A CN 201610052249A CN 105621483 A CN105621483 A CN 105621483A
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000002386 leaching Methods 0.000 claims abstract description 30
- 238000005342 ion exchange Methods 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000706 filtrate Substances 0.000 claims abstract description 22
- 239000013078 crystal Substances 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 21
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000000243 solution Substances 0.000 claims abstract description 15
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 claims abstract description 14
- 238000001354 calcination Methods 0.000 claims abstract description 14
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 11
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims abstract description 11
- XAYGUHUYDMLJJV-UHFFFAOYSA-Z decaazanium;dioxido(dioxo)tungsten;hydron;trioxotungsten Chemical compound [H+].[H+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].[NH4+].O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O.[O-][W]([O-])(=O)=O XAYGUHUYDMLJJV-UHFFFAOYSA-Z 0.000 claims abstract description 9
- 239000011259 mixed solution Substances 0.000 claims abstract description 9
- 239000012535 impurity Substances 0.000 claims abstract description 8
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 8
- 239000010937 tungsten Substances 0.000 claims abstract description 8
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 4
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- 150000003863 ammonium salts Chemical class 0.000 claims abstract description 3
- 238000011084 recovery Methods 0.000 claims description 35
- 238000001914 filtration Methods 0.000 claims description 17
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 14
- 239000004408 titanium dioxide Substances 0.000 claims description 11
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- 235000019270 ammonium chloride Nutrition 0.000 claims description 7
- 239000011734 sodium Substances 0.000 claims description 7
- 229910003080 TiO4 Inorganic materials 0.000 claims description 6
- 238000002425 crystallisation Methods 0.000 claims description 5
- 230000008025 crystallization Effects 0.000 claims description 5
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- 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 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 238000004065 wastewater treatment Methods 0.000 claims description 4
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- 229910000831 Steel Inorganic materials 0.000 claims description 3
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- 238000010438 heat treatment Methods 0.000 claims description 3
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- 238000010298 pulverizing process Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
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- 230000001276 controlling effect Effects 0.000 claims 1
- 230000007613 environmental effect Effects 0.000 abstract description 7
- 239000002351 wastewater Substances 0.000 abstract description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract description 3
- 238000000227 grinding Methods 0.000 abstract description 3
- 239000000047 product Substances 0.000 abstract description 3
- 229910052719 titanium Inorganic materials 0.000 abstract description 3
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- 238000001704 evaporation Methods 0.000 abstract 1
- 230000001376 precipitating effect Effects 0.000 abstract 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 13
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- 230000008901 benefit Effects 0.000 description 6
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten trioxide Chemical compound O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 description 5
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- 229910052790 beryllium Inorganic materials 0.000 description 3
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- -1 content 80%-90%) Chemical compound 0.000 description 3
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- 230000002779 inactivation Effects 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
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- 238000012986 modification Methods 0.000 description 2
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- 239000003153 chemical reaction reagent Substances 0.000 description 1
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G31/00—Compounds of vanadium
- C01G31/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G23/00—Compounds of titanium
- C01G23/04—Oxides; Hydroxides
- C01G23/047—Titanium dioxide
- C01G23/08—Drying; Calcining ; After treatment of titanium oxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G41/00—Compounds of tungsten
- C01G41/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Catalysts (AREA)
Abstract
Description
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CN201610052249.6A CN105621483B (zh) | 2016-01-21 | 2016-01-21 | 一种蜂窝式scr废催化剂的回收工艺 |
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CN105621483A true CN105621483A (zh) | 2016-06-01 |
CN105621483B CN105621483B (zh) | 2018-01-19 |
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Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106435197A (zh) * | 2016-12-09 | 2017-02-22 | 武汉凯迪电力环保有限公司 | 一种scr脱硝废催化剂有价金属碱性萃取回收装置及工艺 |
CN107419104A (zh) * | 2017-07-24 | 2017-12-01 | 航天龙源(北京)环保科技发展有限公司 | 废scr脱硝催化剂的综合回收方法 |
CN107486220A (zh) * | 2017-08-18 | 2017-12-19 | 杭州瀚肜科技有限公司 | 用于废弃scr催化剂活性组分回收的分离装置及其分离方法 |
CN109536722A (zh) * | 2018-12-24 | 2019-03-29 | 孙昕 | 一种废弃scr脱硝催化剂回收及循环生产的方法 |
CN111217394A (zh) * | 2020-02-18 | 2020-06-02 | 厦门钨业股份有限公司 | 一种高费氏低松装密度仲钨酸铵及其生产方法和设备 |
CN112142103A (zh) * | 2020-10-30 | 2020-12-29 | 甘肃盈华环保科技有限公司 | 基于碱溶法以废脱硝催化剂生产钛白粉的方法 |
CN112374541A (zh) * | 2020-11-12 | 2021-02-19 | 甘肃盈华环保科技有限公司 | 利用废scr催化剂回收仲钨酸铵的方法 |
CN112823938A (zh) * | 2019-11-20 | 2021-05-21 | 神华科技发展有限责任公司 | 一种脱硝催化剂的回收利用方法 |
CN117403055A (zh) * | 2023-10-17 | 2024-01-16 | 广东诚一环保科技有限公司 | 一种废渣中稀有金属回收处理的方法 |
Citations (5)
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CN103526031A (zh) * | 2013-10-09 | 2014-01-22 | 北京科技大学 | 一种scr废烟气脱硝催化剂的回收方法 |
CN203999220U (zh) * | 2014-08-19 | 2014-12-10 | 李灏呈 | Scr脱硝催化剂清洗再生废水处理系统 |
CN104226336A (zh) * | 2014-08-20 | 2014-12-24 | 清华大学苏州汽车研究院 | 钒基scr催化剂及其制备方法 |
CN104384167A (zh) * | 2014-09-09 | 2015-03-04 | 华电高科(高碑店)环保技术有限公司 | 一种废弃钛基钒系scr催化剂的综合回收利用方法 |
CN104630482A (zh) * | 2015-01-13 | 2015-05-20 | 漯河兴茂钛业股份有限公司 | 一种废弃脱硝催化剂综合利用的碱浸离子交换方法 |
-
2016
- 2016-01-21 CN CN201610052249.6A patent/CN105621483B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103526031A (zh) * | 2013-10-09 | 2014-01-22 | 北京科技大学 | 一种scr废烟气脱硝催化剂的回收方法 |
CN203999220U (zh) * | 2014-08-19 | 2014-12-10 | 李灏呈 | Scr脱硝催化剂清洗再生废水处理系统 |
CN104226336A (zh) * | 2014-08-20 | 2014-12-24 | 清华大学苏州汽车研究院 | 钒基scr催化剂及其制备方法 |
CN104384167A (zh) * | 2014-09-09 | 2015-03-04 | 华电高科(高碑店)环保技术有限公司 | 一种废弃钛基钒系scr催化剂的综合回收利用方法 |
CN104630482A (zh) * | 2015-01-13 | 2015-05-20 | 漯河兴茂钛业股份有限公司 | 一种废弃脱硝催化剂综合利用的碱浸离子交换方法 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106435197A (zh) * | 2016-12-09 | 2017-02-22 | 武汉凯迪电力环保有限公司 | 一种scr脱硝废催化剂有价金属碱性萃取回收装置及工艺 |
CN107419104A (zh) * | 2017-07-24 | 2017-12-01 | 航天龙源(北京)环保科技发展有限公司 | 废scr脱硝催化剂的综合回收方法 |
CN107419104B (zh) * | 2017-07-24 | 2019-03-29 | 航天龙源(北京)环保科技发展有限公司 | 废scr脱硝催化剂的综合回收方法 |
CN107486220A (zh) * | 2017-08-18 | 2017-12-19 | 杭州瀚肜科技有限公司 | 用于废弃scr催化剂活性组分回收的分离装置及其分离方法 |
CN109536722A (zh) * | 2018-12-24 | 2019-03-29 | 孙昕 | 一种废弃scr脱硝催化剂回收及循环生产的方法 |
CN112823938A (zh) * | 2019-11-20 | 2021-05-21 | 神华科技发展有限责任公司 | 一种脱硝催化剂的回收利用方法 |
CN111217394A (zh) * | 2020-02-18 | 2020-06-02 | 厦门钨业股份有限公司 | 一种高费氏低松装密度仲钨酸铵及其生产方法和设备 |
CN112142103A (zh) * | 2020-10-30 | 2020-12-29 | 甘肃盈华环保科技有限公司 | 基于碱溶法以废脱硝催化剂生产钛白粉的方法 |
CN112374541A (zh) * | 2020-11-12 | 2021-02-19 | 甘肃盈华环保科技有限公司 | 利用废scr催化剂回收仲钨酸铵的方法 |
CN117403055A (zh) * | 2023-10-17 | 2024-01-16 | 广东诚一环保科技有限公司 | 一种废渣中稀有金属回收处理的方法 |
CN117403055B (zh) * | 2023-10-17 | 2024-06-07 | 广东诚一环保科技有限公司 | 一种废渣中稀有金属回收处理的方法 |
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