DE3430887C2 - Verfahren zur Reaktivierung eines Katalysators - Google Patents
Verfahren zur Reaktivierung eines KatalysatorsInfo
- Publication number
- DE3430887C2 DE3430887C2 DE3430887A DE3430887A DE3430887C2 DE 3430887 C2 DE3430887 C2 DE 3430887C2 DE 3430887 A DE3430887 A DE 3430887A DE 3430887 A DE3430887 A DE 3430887A DE 3430887 C2 DE3430887 C2 DE 3430887C2
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- chamber
- carbon monoxide
- reactivating
- iron
- 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
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 10
- 230000008569 process Effects 0.000 title claims abstract description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 11
- 239000003546 flue gas Substances 0.000 claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 21
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000013067 intermediate product Substances 0.000 claims description 4
- 239000000047 product Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 3
- 229910052683 pyrite Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000007423 decrease Effects 0.000 abstract description 2
- 239000007858 starting material Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000007420 reactivation Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Classifications
-
- 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
- B01J23/90—Regeneration or reactivation
-
- 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
- B01D53/8628—Processes characterised by a specific catalyst
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/20—Regeneration or reactivation
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
- Y10S502/515—Specific contaminant removal
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3430887A DE3430887C2 (de) | 1984-08-22 | 1984-08-22 | Verfahren zur Reaktivierung eines Katalysators |
| EP85107583A EP0172353A3 (de) | 1984-08-22 | 1985-06-19 | Verfahren zur Reaktivierung eines Katalysators und Anlage zur Durchführung des Verfahrens |
| ES546271A ES8604789A1 (es) | 1984-08-22 | 1985-08-20 | Metodo para reactivar un catalizador e instalacion para rea-lizar el procedimiento |
| JP60181951A JPS6186930A (ja) | 1984-08-22 | 1985-08-21 | 煙道ガスからＮＯ↓ｘを除去するための触媒を再生するための方法および装置 |
| US06/768,417 US4656148A (en) | 1984-08-22 | 1985-08-22 | Method for the reactivation of a catalyst used for removal of nitrogen oxides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3430887A DE3430887C2 (de) | 1984-08-22 | 1984-08-22 | Verfahren zur Reaktivierung eines Katalysators |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3430887A1 DE3430887A1 (de) | 1986-02-27 |
| DE3430887C2 true DE3430887C2 (de) | 1987-02-05 |
Family
ID=6243635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3430887A Expired DE3430887C2 (de) | 1984-08-22 | 1984-08-22 | Verfahren zur Reaktivierung eines Katalysators |
Country Status (5)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2603044B1 (fr) * | 1986-08-25 | 1988-11-04 | Inst Francais Du Petrole | Procede de regeneration d'un catalyseur d'hydroconversion d'hydrocarbures |
| US5137703A (en) * | 1989-06-26 | 1992-08-11 | Trustees Of Boston University | Thermal catalytic methods for converting oxides of nitrogen into environmentally compatible products |
| US5162274A (en) * | 1990-12-13 | 1992-11-10 | The United States Of America As Represented By The Secretary Of The Navy | Regeneration of whetlerite for adsorbing toxic pollutants from air |
| NL9402180A (nl) * | 1994-12-21 | 1996-08-01 | Hoogovens Staal Bv | Werkwijze voor het verwijderen van NOx uit een gas door middel van selectieve katalytische reductie. |
| US5599758A (en) * | 1994-12-23 | 1997-02-04 | Goal Line Environmental Technologies | Regeneration of catalyst/absorber |
| DE19832057C1 (de) * | 1998-07-16 | 2000-03-16 | Siemens Ag | Verfahren zur Regenerierung eines desaktivierten Katalysators |
| US7645323B2 (en) * | 2005-08-16 | 2010-01-12 | Oxyvital Limited | Method and apparatus for improving the air quality within an enclosed space |
| WO2007036334A2 (de) * | 2005-09-27 | 2007-04-05 | W. C. Heraeus Gmbh | Verfahren und vorrichtung zur aufbereitung edelmetallhaltiger materialien |
| DE102006029080A1 (de) * | 2006-06-24 | 2007-12-27 | Umicore Ag & Co. Kg | Verfahren zur On-Board-Reaktivierung thermisch gealterter Stickoxid-Speicherkatalysatoren in Kraftfahrzeugen mit überwiegend mager betriebenen Verbrennungsmotoren |
| KR101286556B1 (ko) * | 2006-12-19 | 2013-07-22 | 재단법인 포항산업과학연구원 | 이산화탄소 고정화 촉매 및 그 제조방법 |
| WO2012047401A2 (en) | 2010-09-30 | 2012-04-12 | Exxonmobil Chemical Patents Inc. | Regeneration of metal-containing catalysts |
| JP2021534961A (ja) * | 2018-08-22 | 2021-12-16 | シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー | 選択的触媒還元プロセスおよびそのプロセスの不活性化触媒のオフライン再生 |
| PL3840859T3 (pl) * | 2018-08-22 | 2022-06-20 | Shell Internationale Research Maatschappij B.V. | Sposób selektywnej redukcji katalizatora i regeneracji dezaktywowanego katalizatora scr w równoległym systemie obróbki gazów spalinowych |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL265392A (US20090192370A1-20090730-C00001.png) * | 1960-05-31 | |||
| JPS5620893B1 (US20090192370A1-20090730-C00001.png) * | 1971-07-10 | 1981-05-16 | ||
| NL7307675A (US20090192370A1-20090730-C00001.png) * | 1972-06-16 | 1973-12-18 | ||
| GB1438107A (en) * | 1972-09-21 | 1976-06-03 | British Gas Corp | Gas pollution monitor |
| JPS5621450B2 (US20090192370A1-20090730-C00001.png) * | 1973-09-29 | 1981-05-19 | ||
| US3943191A (en) * | 1973-10-01 | 1976-03-09 | General Electric Company | Blends of a polyphenylene ether resin and alkenyl aromatic resins modified with EPDM rubber |
| US3967933A (en) * | 1974-05-23 | 1976-07-06 | Monitor Labs, Inc. | Dual channel nitrogen oxides analyzer |
| JPS536099B2 (US20090192370A1-20090730-C00001.png) * | 1974-12-28 | 1978-03-04 | ||
| US4043939A (en) * | 1975-10-10 | 1977-08-23 | Kurashiki Boseki Kabushiki Kaisha | Reactivation of catalysts useful for nitrogen oxide removal |
| US4049777A (en) * | 1976-05-20 | 1977-09-20 | Didier Engineering Gmbh | Method of waste gas treatment |
| JPS535094A (en) * | 1976-07-05 | 1978-01-18 | Hitachi Zosen Corp | Regeneration method of denitration catalyst |
| US4142989A (en) * | 1976-08-17 | 1979-03-06 | Kobe Steel, Ltd. | Process for continuously regenerating a degraded catalyst used for removing nitrogen oxides from exhaust gas |
| FR2374277A1 (fr) * | 1976-12-17 | 1978-07-13 | Gagneraud Francis | Compositions pour le traitement des laitiers metallurgiques a l'etat fondu |
| DE2659782B2 (de) * | 1976-12-31 | 1979-06-21 | Didier Engineering Gmbh, 4300 Essen | Verfahren zur Weiterverarbeitung von Koksofengas |
| DE2717101C2 (de) * | 1977-04-18 | 1986-04-03 | Didier Engineering Gmbh, 4300 Essen | Verfahren zur katalytischen Umsetzung eines reduzierenden Gases |
| CA1137758A (en) * | 1978-12-05 | 1982-12-21 | Kanji Emoto | Methods for controlling blowing, controlling the slag formation and predicting slopping in the blowing of molten pig in ld converter |
| DE2939783C2 (de) * | 1979-10-01 | 1982-04-29 | UOP Inc., 60016 Des Plaines, Ill. | Verfahren zum Abscheiden von Schwefel- und Stickstoffoxiden aus einem Gasgemisch |
| JPS5715824A (en) * | 1981-05-11 | 1982-01-27 | Nippon Kokan Kk <Nkk> | Method for removing nitrogen oxide in waste gas |
| JPS5881441A (ja) * | 1981-11-11 | 1983-05-16 | Nippon Shokubai Kagaku Kogyo Co Ltd | 排ガス浄化用触媒の製法 |
| US4503162A (en) * | 1983-05-27 | 1985-03-05 | Uop Inc. | Catalyst systems for the conversion of gases |
-
1984
- 1984-08-22 DE DE3430887A patent/DE3430887C2/de not_active Expired
-
1985
- 1985-06-19 EP EP85107583A patent/EP0172353A3/de not_active Withdrawn
- 1985-08-20 ES ES546271A patent/ES8604789A1/es not_active Expired
- 1985-08-21 JP JP60181951A patent/JPS6186930A/ja active Pending
- 1985-08-22 US US06/768,417 patent/US4656148A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| ES546271A0 (es) | 1986-03-01 |
| US4656148A (en) | 1987-04-07 |
| EP0172353A2 (de) | 1986-02-26 |
| ES8604789A1 (es) | 1986-03-01 |
| JPS6186930A (ja) | 1986-05-02 |
| EP0172353A3 (de) | 1988-01-07 |
| DE3430887A1 (de) | 1986-02-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3430887C2 (de) | Verfahren zur Reaktivierung eines Katalysators | |
| DE3903294C2 (US20090192370A1-20090730-C00001.png) | ||
| DE2460681A1 (de) | Verfahren zur entfernung von stickstoffoxiden aus abgasen | |
| DE3521766A1 (de) | Wabenfoermiger katalysator, seiner herstellung und seine verwendung | |
| EP0226983B2 (de) | Eisenhaltiger Katalysator zur Verringerung des Stickoxidgehalts von Verbrennungsabgasen | |
| CA2185437A1 (en) | Reduction of residual chloride in iron oxides | |
| EP0276883A1 (de) | Verfahren zur gleichzeitigen Entstickung und Entschwefelung eines sauerstoffhaltigen Abgases | |
| EP0274148B1 (de) | Verfahren zur katalytischen Reduktion von in einem Gas enthaltenem NO | |
| DE69612957T2 (de) | Beizen von rostfreien Stahlen mit kontinuierliche katalytische Oxidation der Beizlösung | |
| DE3531871C2 (US20090192370A1-20090730-C00001.png) | ||
| DD268404A1 (de) | Verfahren zum entfernen von so tief x und no tief x aus rauchgas | |
| EP0239778B1 (de) | Katalysatormaterial zur Minderung der Stickoxide in Rauchgasen | |
| DE3015883A1 (de) | Verfahren zum herstellen von roheisen | |
| EP0604817B1 (de) | Verfahren zur Reinigung einer technischen Eisenchloridlösung durch selektive Fällung | |
| EP0712446A1 (de) | Verfahren zum herstellen von briketts aus hüttenreststoffen | |
| DE2547940C3 (de) | Verfahren zur Herstellung eines Katalysators für die Ammoniaksynthese | |
| EP0559010A2 (de) | Katalysator für die Carbonylsulfid-Hydrolyse | |
| DE2748471A1 (de) | Katalysatormasse und verfahren zur katalytischen dampfphasenreduktion von stickoxiden | |
| EP0348768A2 (de) | Verfahren zur Entfernung von Stickoxiden aus Verbrennungsabgasen | |
| DE1217346B (de) | Verwendung eines Kupfer und Nickel enthaltenden Traegerkatalysators zum Entfernen von Sauerstoff aus Wasserstoff und Sauerstoff enthaltenden Gasgemischen | |
| WO1998004347A1 (de) | Vollmetallischer oxidationskatalysator | |
| DE19800449A1 (de) | Verfahren zur katalytischen Zerstetzung von Ammoniak und Cyanwasserstoff aus Kokereiabgasen | |
| DE3727643A1 (de) | Verfahren zur reduzierung von stickstoffoxiden aus abgasen | |
| DE2602830A1 (de) | Verfahren zur reinigung von stickoxyde enthaltenden abgasen | |
| DE3210500C2 (US20090192370A1-20090730-C00001.png) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |