CN106521160B - 一种从废弃scr催化剂中提钒并制备活化钛硅钨粉的方法 - Google Patents
一种从废弃scr催化剂中提钒并制备活化钛硅钨粉的方法 Download PDFInfo
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- CN106521160B CN106521160B CN201610939170.5A CN201610939170A CN106521160B CN 106521160 B CN106521160 B CN 106521160B CN 201610939170 A CN201610939170 A CN 201610939170A CN 106521160 B CN106521160 B CN 106521160B
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- Prior art keywords
- vanadium
- scr catalyst
- powder
- titanium
- tungsten powder
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- 229910052720 vanadium Inorganic materials 0.000 title claims abstract description 69
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 title claims abstract description 69
- 239000003054 catalyst Substances 0.000 title claims abstract description 64
- 239000000843 powder Substances 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 59
- 230000004913 activation Effects 0.000 title claims abstract description 21
- MYHPJINPUDBKHX-UHFFFAOYSA-N [Si].[W].[Ti] Chemical compound [Si].[W].[Ti] MYHPJINPUDBKHX-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000000605 extraction Methods 0.000 title claims description 16
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims abstract description 98
- 238000001914 filtration Methods 0.000 claims abstract description 66
- 239000002893 slag Substances 0.000 claims abstract description 51
- 239000007788 liquid Substances 0.000 claims abstract description 38
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 33
- 235000006408 oxalic acid Nutrition 0.000 claims abstract description 33
- 239000010936 titanium Substances 0.000 claims abstract description 32
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 32
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 claims abstract description 26
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 239000002002 slurry Substances 0.000 claims abstract description 24
- 238000003825 pressing Methods 0.000 claims abstract description 22
- 238000001994 activation Methods 0.000 claims abstract description 21
- 238000012545 processing Methods 0.000 claims abstract description 20
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000007787 solid Substances 0.000 claims abstract description 18
- 229910004339 Ti-Si Inorganic materials 0.000 claims abstract description 15
- 229910010978 Ti—Si Inorganic materials 0.000 claims abstract description 15
- 239000002244 precipitate Substances 0.000 claims abstract description 13
- 238000000227 grinding Methods 0.000 claims abstract description 12
- 238000010298 pulverizing process Methods 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- 150000003839 salts Chemical class 0.000 claims abstract description 8
- 238000000926 separation method Methods 0.000 claims abstract description 5
- 239000000243 solution Substances 0.000 claims description 65
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 28
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 26
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 23
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 claims description 22
- OGUCKKLSDGRKSH-UHFFFAOYSA-N oxalic acid oxovanadium Chemical compound [V].[O].C(C(=O)O)(=O)O OGUCKKLSDGRKSH-UHFFFAOYSA-N 0.000 claims description 22
- GFNGCDBZVSLSFT-UHFFFAOYSA-N titanium vanadium Chemical compound [Ti].[V] GFNGCDBZVSLSFT-UHFFFAOYSA-N 0.000 claims description 19
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 239000000047 product Substances 0.000 claims description 15
- 238000002386 leaching Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 14
- 239000012535 impurity Substances 0.000 claims description 13
- 239000008367 deionised water Substances 0.000 claims description 12
- 229910021641 deionized water Inorganic materials 0.000 claims description 12
- 239000004408 titanium dioxide Substances 0.000 claims description 12
- CMPGARWFYBADJI-UHFFFAOYSA-L tungstic acid Chemical compound O[W](O)(=O)=O CMPGARWFYBADJI-UHFFFAOYSA-L 0.000 claims description 12
- 235000019270 ammonium chloride Nutrition 0.000 claims description 11
- 239000011259 mixed solution Substances 0.000 claims description 11
- 239000004615 ingredient Substances 0.000 claims description 10
- CHQMHPLRPQMAMX-UHFFFAOYSA-L sodium persulfate Chemical compound [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O CHQMHPLRPQMAMX-UHFFFAOYSA-L 0.000 claims description 10
- CMZUMMUJMWNLFH-UHFFFAOYSA-N sodium metavanadate Chemical compound [Na+].[O-][V](=O)=O CMZUMMUJMWNLFH-UHFFFAOYSA-N 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 8
- 229910000166 zirconium phosphate Inorganic materials 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 7
- UUUGYDOQQLOJQA-UHFFFAOYSA-L vanadyl sulfate Chemical compound [V+2]=O.[O-]S([O-])(=O)=O UUUGYDOQQLOJQA-UHFFFAOYSA-L 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 5
- 241000542980 Mimidae Species 0.000 claims description 5
- 238000007654 immersion Methods 0.000 claims description 5
- 238000005342 ion exchange Methods 0.000 claims description 5
- 239000003456 ion exchange resin Substances 0.000 claims description 5
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 5
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 5
- 238000006386 neutralization reaction Methods 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 239000010937 tungsten Substances 0.000 claims description 4
- 229910001456 vanadium ion Inorganic materials 0.000 claims description 4
- 239000010881 fly ash Substances 0.000 claims description 3
- 125000005287 vanadyl group Chemical group 0.000 claims description 3
- 239000000571 coke Substances 0.000 claims description 2
- WNUPENMBHHEARK-UHFFFAOYSA-N silicon tungsten Chemical compound [Si].[W] WNUPENMBHHEARK-UHFFFAOYSA-N 0.000 claims 1
- 239000002253 acid Substances 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000004064 recycling Methods 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 238000001556 precipitation Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 229910052710 silicon Inorganic materials 0.000 abstract description 3
- 239000010703 silicon Substances 0.000 abstract description 3
- 239000007800 oxidant agent Substances 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 239000002699 waste material Substances 0.000 description 13
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 10
- 239000003546 flue gas Substances 0.000 description 10
- 239000000706 filtrate Substances 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000000607 poisoning effect Effects 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 4
- STGKZRSTORXRSI-UHFFFAOYSA-N [As].[Na].[K] Chemical compound [As].[Na].[K] STGKZRSTORXRSI-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 231100000572 poisoning Toxicity 0.000 description 4
- MVQIEQQWSIPKGS-UHFFFAOYSA-N [Si].[W].[V].[Ti] Chemical compound [Si].[W].[V].[Ti] MVQIEQQWSIPKGS-UHFFFAOYSA-N 0.000 description 3
- 239000004480 active ingredient Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010828 elution Methods 0.000 description 3
- MAKDTFFYCIMFQP-UHFFFAOYSA-N titanium tungsten Chemical compound [Ti].[W] MAKDTFFYCIMFQP-UHFFFAOYSA-N 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 150000003863 ammonium salts Chemical class 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000003518 caustics Substances 0.000 description 2
- 239000010883 coal ash Substances 0.000 description 2
- 239000011335 coal coke Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000002920 hazardous waste Substances 0.000 description 2
- XDBSEZHMWGHVIL-UHFFFAOYSA-M hydroxy(dioxo)vanadium Chemical compound O[V](=O)=O XDBSEZHMWGHVIL-UHFFFAOYSA-M 0.000 description 2
- 230000002779 inactivation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003472 neutralizing effect Effects 0.000 description 2
- 230000007420 reactivation Effects 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- 229910004829 CaWO4 Inorganic materials 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 229910003206 NH4VO3 Inorganic materials 0.000 description 1
- 229910019501 NaVO3 Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- YXPXHSOOUSXDST-UHFFFAOYSA-N [O].OC(=O)C(O)=O Chemical compound [O].OC(=O)C(O)=O YXPXHSOOUSXDST-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 159000000007 calcium salts Chemical class 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 238000002242 deionisation method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- -1 filtered Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- CTSLXHKWHWQRSH-UHFFFAOYSA-N oxalyl chloride Substances ClC(=O)C(Cl)=O CTSLXHKWHWQRSH-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- NWJUARNXABNMDW-UHFFFAOYSA-N tungsten vanadium Chemical compound [W]=[V] NWJUARNXABNMDW-UHFFFAOYSA-N 0.000 description 1
- LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical compound [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/30—Tungsten
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
- B01J38/60—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using acids
- B01J38/62—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using acids organic
-
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B34/00—Obtaining refractory metals
- C22B34/20—Obtaining niobium, tantalum or vanadium
- C22B34/22—Obtaining vanadium
- C22B34/225—Obtaining vanadium from spent catalysts
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
Abstract
Description
Claims (5)
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CN201610939170.5A CN106521160B (zh) | 2016-10-24 | 2016-10-24 | 一种从废弃scr催化剂中提钒并制备活化钛硅钨粉的方法 |
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CN201610939170.5A CN106521160B (zh) | 2016-10-24 | 2016-10-24 | 一种从废弃scr催化剂中提钒并制备活化钛硅钨粉的方法 |
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CN106521160A CN106521160A (zh) | 2017-03-22 |
CN106521160B true CN106521160B (zh) | 2018-05-29 |
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CN201610939170.5A Active CN106521160B (zh) | 2016-10-24 | 2016-10-24 | 一种从废弃scr催化剂中提钒并制备活化钛硅钨粉的方法 |
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Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107519945A (zh) * | 2017-06-08 | 2017-12-29 | 河北威达蓝海环保科技有限公司 | 一种宽温度范围脱硝催化剂原材料的处理工艺 |
CN107860639B (zh) * | 2017-09-30 | 2020-04-28 | 中国科学院生态环境研究中心 | 一种无氢氟酸的二氧化钛消解和分离方法 |
CN108893624B (zh) * | 2018-06-20 | 2020-12-11 | 江苏龙净科杰环保技术有限公司 | 从废scr催化剂中回收钛钨粉的回收***及回收方法 |
CN108910955A (zh) * | 2018-07-04 | 2018-11-30 | 安徽思凯瑞环保科技有限公司 | 一种利用废弃scr脱硝催化剂制造钛钨粉的方法 |
CN110923458A (zh) * | 2019-12-29 | 2020-03-27 | 江苏龙清环境技术有限公司 | 一种废scr催化剂回收利用制备钛钨粉的方法 |
CN111455186B (zh) * | 2020-06-08 | 2022-08-30 | 江苏美东环境科技有限公司 | 一种两步法处理含钒废硫酸催化剂制取五氧化二钒方法 |
CN112110482B (zh) * | 2020-08-13 | 2022-07-15 | 北京华电光大环境股份有限公司 | 一种从废弃scr脱硝催化剂中回收纳米钛酸锶和高纯度钨渣的方法 |
CN112516994B (zh) * | 2020-10-30 | 2023-10-20 | 苏州西热节能环保技术有限公司 | 一种废弃scr催化剂制备再生粉的方法及再生粉 |
CN115815283A (zh) * | 2021-09-17 | 2023-03-21 | 国家能源投资集团有限责任公司 | 处理废脱硝催化剂与粉煤灰的方法 |
CN114534706B (zh) * | 2022-01-17 | 2023-04-21 | 北京科技大学 | 一种废脱硝催化剂回收制备钛硅载体的方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3508902A1 (de) * | 1985-03-13 | 1986-09-18 | Basf Ag, 6700 Ludwigshafen | Verfahren zur rueckgewinnung von molybdaen und/oder vanadium aus gebrauchten katalysatoren |
CN104923257A (zh) * | 2015-05-22 | 2015-09-23 | 北京赛科康仑环保科技有限公司 | 一种废scr脱硝催化剂的循环再制造方法 |
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