CA2229416C - Removal of nitrogen oxides from a gas stream containing same - Google Patents
Removal of nitrogen oxides from a gas stream containing same Download PDFInfo
- Publication number
- CA2229416C CA2229416C CA002229416A CA2229416A CA2229416C CA 2229416 C CA2229416 C CA 2229416C CA 002229416 A CA002229416 A CA 002229416A CA 2229416 A CA2229416 A CA 2229416A CA 2229416 C CA2229416 C CA 2229416C
- Authority
- CA
- Canada
- Prior art keywords
- stage
- gas stream
- nitrogen oxides
- heat exchanger
- absorbent
- 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.)
- Expired - Fee Related
Links
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title claims abstract description 161
- 239000007789 gas Substances 0.000 title claims abstract description 106
- 238000000034 method Methods 0.000 claims abstract description 44
- 238000010521 absorption reaction Methods 0.000 claims abstract description 15
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims description 65
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 27
- 229910017604 nitric acid Inorganic materials 0.000 claims description 27
- 239000002250 absorbent Substances 0.000 claims description 13
- 230000002745 absorbent Effects 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- 238000003421 catalytic decomposition reaction Methods 0.000 claims description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 238000005979 thermal decomposition reaction Methods 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- RFSDQDHHBKYQOD-UHFFFAOYSA-N 6-cyclohexylmethyloxy-2-(4'-hydroxyanilino)purine Chemical compound C1=CC(O)=CC=C1NC1=NC(OCC2CCCCC2)=C(N=CN2)C2=N1 RFSDQDHHBKYQOD-UHFFFAOYSA-N 0.000 description 42
- 239000003054 catalyst Substances 0.000 description 26
- 238000006243 chemical reaction Methods 0.000 description 17
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 13
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 12
- 238000000354 decomposition reaction Methods 0.000 description 11
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 10
- 238000010531 catalytic reduction reaction Methods 0.000 description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- 238000006722 reduction reaction Methods 0.000 description 7
- 239000002912 waste gas Substances 0.000 description 7
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 6
- LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical compound O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- 229910002089 NOx Inorganic materials 0.000 description 5
- 235000011037 adipic acid Nutrition 0.000 description 5
- 239000001361 adipic acid Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 229910021529 ammonia Inorganic materials 0.000 description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 4
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 description 4
- HHLFWLYXYJOTON-UHFFFAOYSA-N glyoxylic acid Chemical compound OC(=O)C=O HHLFWLYXYJOTON-UHFFFAOYSA-N 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- ZWWCURLKEXEFQT-UHFFFAOYSA-N dinitrogen pentaoxide Chemical compound [O-][N+](=O)O[N+]([O-])=O ZWWCURLKEXEFQT-UHFFFAOYSA-N 0.000 description 3
- WFPZPJSADLPSON-UHFFFAOYSA-N dinitrogen tetraoxide Chemical compound [O-][N+](=O)[N+]([O-])=O WFPZPJSADLPSON-UHFFFAOYSA-N 0.000 description 3
- LZDSILRDTDCIQT-UHFFFAOYSA-N dinitrogen trioxide Chemical compound [O-][N+](=O)N=O LZDSILRDTDCIQT-UHFFFAOYSA-N 0.000 description 3
- OMBRFUXPXNIUCZ-UHFFFAOYSA-N dioxidonitrogen(1+) Chemical compound O=[N+]=O OMBRFUXPXNIUCZ-UHFFFAOYSA-N 0.000 description 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 3
- 229940015043 glyoxal Drugs 0.000 description 3
- 150000002443 hydroxylamines Chemical class 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000010457 zeolite Substances 0.000 description 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- AIJULSRZWUXGPQ-UHFFFAOYSA-N Methylglyoxal Chemical compound CC(=O)C=O AIJULSRZWUXGPQ-UHFFFAOYSA-N 0.000 description 2
- PVNIIMVLHYAWGP-UHFFFAOYSA-N Niacin Chemical compound OC(=O)C1=CC=CN=C1 PVNIIMVLHYAWGP-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- HPXRVTGHNJAIIH-UHFFFAOYSA-N cyclohexanol Chemical compound OC1CCCCC1 HPXRVTGHNJAIIH-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 150000002576 ketones Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 229910052703 rhodium Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 241001295107 Cervus elaphus barbarus Species 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- UNYSKUBLZGJSLV-UHFFFAOYSA-L calcium;1,3,5,2,4,6$l^{2}-trioxadisilaluminane 2,4-dioxide;dihydroxide;hexahydrate Chemical compound O.O.O.O.O.O.[OH-].[OH-].[Ca+2].O=[Si]1O[Al]O[Si](=O)O1.O=[Si]1O[Al]O[Si](=O)O1 UNYSKUBLZGJSLV-UHFFFAOYSA-L 0.000 description 1
- 229910052676 chabazite Inorganic materials 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000007210 heterogeneous catalysis Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910000476 molybdenum oxide Inorganic materials 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229960003512 nicotinic acid Drugs 0.000 description 1
- 235000001968 nicotinic acid Nutrition 0.000 description 1
- 239000011664 nicotinic acid Substances 0.000 description 1
- 229960001730 nitrous oxide Drugs 0.000 description 1
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000005437 stratosphere Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 229910001930 tungsten oxide Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/38—Nitric acid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/402—Dinitrogen oxide
-
- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
-
- 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
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19533715A DE19533715A1 (de) | 1995-09-12 | 1995-09-12 | Verfahren zum Entfernen von Stickstoffoxiden aus einem diese enthaltenden Gasstrom |
| DE19533715.8 | 1995-09-12 | ||
| PCT/EP1996/003971 WO1997010042A1 (de) | 1995-09-12 | 1996-09-10 | Verfahren zum entfernen von stickstoffoxiden aus einem diese enthaltenden gasstrom |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2229416A1 CA2229416A1 (en) | 1997-03-02 |
| CA2229416C true CA2229416C (en) | 2007-05-29 |
Family
ID=7771925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002229416A Expired - Fee Related CA2229416C (en) | 1995-09-12 | 1996-09-10 | Removal of nitrogen oxides from a gas stream containing same |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6056928A (enExample) |
| EP (1) | EP0859659B1 (enExample) |
| JP (1) | JP4249258B2 (enExample) |
| KR (1) | KR100457933B1 (enExample) |
| CN (1) | CN1090521C (enExample) |
| CA (1) | CA2229416C (enExample) |
| DE (2) | DE19533715A1 (enExample) |
| PL (1) | PL325600A1 (enExample) |
| TW (1) | TW422729B (enExample) |
| UA (1) | UA65527C2 (enExample) |
| WO (1) | WO1997010042A1 (enExample) |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998046334A1 (en) * | 1997-04-16 | 1998-10-22 | Ebara Corporation | Method for removing nitrogen oxides in exhaust gas |
| EP0919278A1 (en) * | 1997-11-06 | 1999-06-02 | Basf Corporation | Process for the catalytic abatement of nitrogen oxides |
| DE19819882A1 (de) * | 1998-04-27 | 1999-10-28 | Basf Ag | Verfahren zur katalytischen Zersetzung von N2O |
| DE19902109A1 (de) * | 1999-01-20 | 2000-07-27 | Basf Ag | Verfahren zur thermischen N¶2¶O-Zersetzung |
| CA2387561C (en) * | 1999-10-15 | 2003-12-16 | Abb Lummus Global, Inc. | Conversion of nitrogen oxides in the presence of a catalyst supported of a mesh-like structure |
| US6667017B2 (en) | 1999-10-15 | 2003-12-23 | Abb Lummus Global, Inc. | Process for removing environmentally harmful compounds |
| DE10001539B4 (de) * | 2000-01-14 | 2006-01-19 | Uhde Gmbh | Verfahren zur Beseitigung von NOx und N2O |
| DE10001541B4 (de) * | 2000-01-14 | 2005-04-28 | Uhde Gmbh | Verfahren zur Beseitigung von NOx und N¶2¶O aus dem Restgas der Salpetersäureproduktion |
| DE10001540B4 (de) * | 2000-01-14 | 2005-06-23 | Uhde Gmbh | Beseitigung von Lachgas bei der Salpetersäureproduktion |
| US6506351B1 (en) * | 2000-08-11 | 2003-01-14 | The Boc Group, Inc. | Removal of nitrogen oxides from gas streams |
| US7438878B2 (en) * | 2001-03-12 | 2008-10-21 | Basf Catalysts Llc | Selective catalytic reduction of N2O |
| WO2003048037A1 (en) * | 2001-12-04 | 2003-06-12 | Dsm Ip Assets B.V. | Process for treating an aqueous medium containing phosphate salt and organic compounds |
| DE10207627A1 (de) * | 2002-02-22 | 2003-09-11 | Uhde Gmbh | Verfahren zur Herstellung von Salpetersäure |
| DE10215605A1 (de) * | 2002-04-09 | 2003-10-30 | Uhde Gmbh | Entstickungsverfahren |
| US20060115403A1 (en) * | 2004-11-29 | 2006-06-01 | Chevron U.S.A. Inc. | Reduction of oxides of nitrogen in a gas stream using high-silics molecular sieve CHA |
| BRPI0719676A2 (pt) * | 2006-12-04 | 2013-12-24 | Basf Se | Processo para o reprocessamento de gás de exaustão a partir de uma instalação para a produção de hidroxilamina ou de sais de hidroxilamônio |
| WO2008071632A2 (de) * | 2006-12-11 | 2008-06-19 | Basf Se | Verfahren zur isolierung von n2o |
| ITMI20070096A1 (it) * | 2007-01-23 | 2008-07-24 | Sued Chemie Catalysts Italia Srl | Processo per la decomposizione catalitica di protossido d'azoto. |
| US10092895B2 (en) | 2007-01-23 | 2018-10-09 | Sued-Chemie Catalysts Italia S.R.L. | Process for catalytic decomposition of nitrogen protoxide |
| US8715618B2 (en) * | 2008-05-21 | 2014-05-06 | Basf Se | Process for the direct synthesis of Cu containing zeolites having CHA structure |
| DE102009037882A1 (de) * | 2009-01-13 | 2010-07-15 | Linde Aktiengesellschaft | Vorrichtung und Verfahren zur Zersetzung von Lachgas in einem adiabaten Festbettreaktor |
| DE102011014007A1 (de) * | 2011-03-15 | 2012-09-20 | Linde Aktiengesellschaft | Verfahren und Anlage zur Rauchgasentstickung |
| US9352270B2 (en) | 2011-04-11 | 2016-05-31 | ADA-ES, Inc. | Fluidized bed and method and system for gas component capture |
| DE102011121188A1 (de) | 2011-12-16 | 2013-06-20 | Thyssen Krupp Uhde Gmbh | Vorrichtung und Verfahren zur Beseitigung von NOx und N20 |
| US9694317B2 (en) | 2012-05-03 | 2017-07-04 | Altira Technology Fund V L.P. | Multi-pollutant abatement device and method |
| DE102012010017A1 (de) * | 2012-05-22 | 2013-11-28 | Thyssenkrupp Uhde Gmbh | Verfahren zur Verminderung der Stickoxid-Abgaskonzentration in einer Salpetersäureanlage beim Ab- und/oder Anfahren sowie dafür geeignete Salpetersäureanlagen |
| CN104812467B (zh) | 2012-09-20 | 2017-05-17 | Ada-Es股份有限公司 | 用于恢复被热稳定盐污染的吸附剂上的功能位置的方法和系统 |
| KR102055038B1 (ko) * | 2013-11-08 | 2019-12-11 | 란세스 도이치란트 게엠베하 | 적색 산화철 안료의 제조 |
| CN104923033A (zh) * | 2014-03-19 | 2015-09-23 | 内蒙古乌拉山化肥有限责任公司 | 一种硝酸氮氧化物尾气回收的方法 |
| US10479893B2 (en) | 2014-09-05 | 2019-11-19 | Lanxess Deutschland Gmbh | Preparation of iron (III) oxide pigment |
| KR102470829B1 (ko) | 2014-09-11 | 2022-11-28 | 란세스 도이치란트 게엠베하 | 헤마타이트 안료 및 그의 제조 방법 |
| JP6546738B2 (ja) * | 2014-11-12 | 2019-07-17 | 日立造船株式会社 | アルデヒド分解触媒および排ガス処理設備ならびに排ガス処理方法 |
| US10105645B2 (en) * | 2015-03-26 | 2018-10-23 | Corning Incorporated | Method and system for selective noncatalytic NOx reduction |
| CN105126584A (zh) * | 2015-08-17 | 2015-12-09 | 兰州大学 | 一种处理氮氧化物的方法 |
| CN105396460B (zh) * | 2015-12-25 | 2019-12-24 | 华烁科技股份有限公司 | 一种高效联合脱除N2O和NOx的方法 |
| EP3216764A1 (de) | 2016-03-09 | 2017-09-13 | LANXESS Deutschland GmbH | Herstellung von eisenoxid-rot-pigmenten |
| CN106110848A (zh) * | 2016-07-13 | 2016-11-16 | 成都普瑞得科技有限公司 | 氮氧化物减排系统与氮氧化物减排的方法 |
| EP3533512A1 (en) | 2018-03-01 | 2019-09-04 | Casale Sa | Process for reducing the content of nox and n2o from a tail gas of a nitric acid process |
| CN109603531A (zh) * | 2019-01-08 | 2019-04-12 | 大连理工大学 | 一种多流股催化氧化处理高浓度有机废气系统及工艺流程 |
| SE544603C2 (en) * | 2021-01-19 | 2022-09-20 | Nitrocapt Ab | Method for the synthesis of nitrogen oxides in a thermal reactor |
| CN111608806A (zh) * | 2020-04-20 | 2020-09-01 | 中国石油化工股份有限公司 | 一种环己酮氧化法生产过程中尾气能量的回收方法及回收装置 |
| CN111608805A (zh) * | 2020-04-20 | 2020-09-01 | 中国石油化工股份有限公司 | 氧化法生产环己酮中氧化尾气能量回收的方法 |
| CN112023557A (zh) * | 2020-09-23 | 2020-12-04 | 南京星诺新材料有限公司 | 一种分解氮氧化合物模组结构 |
| US20240216862A1 (en) * | 2021-01-13 | 2024-07-04 | Basf Se | Process for working-up a nitrous oxide comprising off-gas stream |
| CN113289467B (zh) * | 2021-06-29 | 2022-08-26 | 成都达奇环境科技有限公司 | 金属催化剂生产烟气的处理方法 |
| CN117715692A (zh) | 2021-07-28 | 2024-03-15 | 巴斯夫欧洲公司 | DeN2O催化剂的新几何结构 |
| EP4452465A1 (en) * | 2021-12-23 | 2024-10-30 | Topsoe A/S | A process for treating gas streams with high concentration of n2o |
| CN118632940A (zh) * | 2022-02-25 | 2024-09-10 | 卡萨勒有限公司 | 处理含NOx气体的方法 |
| CN114749005A (zh) * | 2022-05-09 | 2022-07-15 | 盛隆资源再生（无锡）有限公司 | 一种VOCs废气的处理方法 |
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| JPS52156168A (en) * | 1976-06-22 | 1977-12-26 | Mitsubishi Chem Ind Ltd | Waste gas treatment of nitric acid plant |
| DE3008012A1 (de) * | 1980-03-01 | 1981-09-10 | Nukem Gmbh, 6450 Hanau | Verfahren und vorrichtung zur entfernung von nitrosen gasen aus gasgemischen |
| DE3108075A1 (de) * | 1981-03-04 | 1982-09-16 | Basf Ag, 6700 Ludwigshafen | Verfahren zur entfernung von distickstoffoxid aus solches enthaltenden abgasen |
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| DE4128629A1 (de) * | 1991-08-29 | 1993-03-04 | Basf Ag | Silberhaltiger traegerkatalysator und verfahren zur katalytischen zersetzung von distickstoffmonoxid |
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| DE4224881A1 (de) * | 1992-07-28 | 1994-02-03 | Basf Ag | Silberhaltiger Aluminiumoxid-Trägerkatalysator und Verfahren zur katalytischen Zersetzung von reinem oder in Gasgemischen enthaltenem Distickstoffmonoxid |
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| FR2705036B1 (fr) * | 1993-05-10 | 1995-06-16 | Paroisse Sa Grande | Procédé pour abaisser la teneur en protoxyde d'azote dans les effluents gazeux, en particulier dans ceux qui sont issus de synthèses par oxydation nitrique. |
| WO1994027709A1 (en) * | 1993-05-28 | 1994-12-08 | Engelhard Corporation | Nitrous oxide decomposition catalyst |
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-
1995
- 1995-09-12 DE DE19533715A patent/DE19533715A1/de not_active Withdrawn
-
1996
- 1996-09-10 JP JP51067897A patent/JP4249258B2/ja not_active Expired - Lifetime
- 1996-09-10 EP EP96931068A patent/EP0859659B1/de not_active Expired - Lifetime
- 1996-09-10 CN CN96197967A patent/CN1090521C/zh not_active Expired - Lifetime
- 1996-09-10 PL PL96325600A patent/PL325600A1/xx unknown
- 1996-09-10 DE DE59603806T patent/DE59603806D1/de not_active Expired - Lifetime
- 1996-09-10 KR KR10-1998-0701843A patent/KR100457933B1/ko not_active Expired - Lifetime
- 1996-09-10 US US09/029,833 patent/US6056928A/en not_active Expired - Lifetime
- 1996-09-10 WO PCT/EP1996/003971 patent/WO1997010042A1/de not_active Ceased
- 1996-09-10 CA CA002229416A patent/CA2229416C/en not_active Expired - Fee Related
- 1996-09-11 TW TW085111115A patent/TW422729B/zh not_active IP Right Cessation
- 1996-10-09 UA UA98041838A patent/UA65527C2/uk unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN1200681A (zh) | 1998-12-02 |
| US6056928A (en) | 2000-05-02 |
| KR19990044593A (ko) | 1999-06-25 |
| DE59603806D1 (de) | 2000-01-05 |
| KR100457933B1 (ko) | 2005-01-15 |
| PL325600A1 (en) | 1998-08-03 |
| EP0859659B1 (de) | 1999-12-01 |
| TW422729B (en) | 2001-02-21 |
| WO1997010042A1 (de) | 1997-03-20 |
| CA2229416A1 (en) | 1997-03-02 |
| UA65527C2 (en) | 2004-04-15 |
| JP4249258B2 (ja) | 2009-04-02 |
| DE19533715A1 (de) | 1997-03-13 |
| JPH11512021A (ja) | 1999-10-19 |
| CN1090521C (zh) | 2002-09-11 |
| EP0859659A1 (de) | 1998-08-26 |
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