DE3463003D1 - Catalyst for treating waste gases - Google Patents
Catalyst for treating waste gasesInfo
- Publication number
- DE3463003D1 DE3463003D1 DE8484730120T DE3463003T DE3463003D1 DE 3463003 D1 DE3463003 D1 DE 3463003D1 DE 8484730120 T DE8484730120 T DE 8484730120T DE 3463003 T DE3463003 T DE 3463003T DE 3463003 D1 DE3463003 D1 DE 3463003D1
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- waste gases
- treating waste
- nitrogen oxides
- waste gas
- 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
Classifications
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
- B01J37/0246—Coatings comprising a zeolite
-
- 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
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
-
- 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
- B01J23/20—Vanadium, niobium or tantalum
- B01J23/22—Vanadium
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58214028A JPS60106535A (ja) | 1983-11-16 | 1983-11-16 | 廃ガス処理用触媒 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3463003D1 true DE3463003D1 (en) | 1987-05-14 |
Family
ID=16649076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484730120T Expired DE3463003D1 (en) | 1983-11-16 | 1984-11-08 | Catalyst for treating waste gases |
Country Status (5)
Country | Link |
---|---|
US (1) | US4564604A (de) |
EP (1) | EP0149966B1 (de) |
JP (1) | JPS60106535A (de) |
AT (1) | ATE26413T1 (de) |
DE (1) | DE3463003D1 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3513567A1 (de) * | 1985-04-16 | 1986-10-16 | Bayer Ag, 5090 Leverkusen | Verfahren zur reduzierung von stickoxiden |
DE3531810A1 (de) * | 1985-09-06 | 1987-03-19 | Kraftwerk Union Ag | Katalysatormaterial zur reduktion von stickoxiden |
US4735927A (en) * | 1985-10-22 | 1988-04-05 | Norton Company | Catalyst for the reduction of oxides of nitrogen |
US4663300A (en) * | 1985-12-23 | 1987-05-05 | Uop Inc. | Pollution control catalyst |
US4778665A (en) * | 1986-09-09 | 1988-10-18 | Mobil Oil Corporation | Abatement of NOx in exhaust gases |
DE3634243A1 (de) * | 1986-10-08 | 1988-04-21 | Kali Chemie Ag | Zeolith-katalysator und verfahren zur katalytischen reduktion von stickoxiden |
DE3635284A1 (de) * | 1986-10-16 | 1988-04-28 | Steuler Industriewerke Gmbh | Katalysator zur entfernung von stickoxiden aus abgasen |
US4874590A (en) * | 1988-04-07 | 1989-10-17 | Uop | Catalytic reduction of nitrogen oxides |
US4962075A (en) * | 1988-12-05 | 1990-10-09 | Mobil Oil Corp. | Zeolitic copper catalyst |
DE3841990A1 (de) * | 1988-12-14 | 1990-06-21 | Degussa | Verfahren zur reduktion von stickoxiden aus abgasen |
SE464688B (sv) * | 1989-02-27 | 1991-06-03 | Eka Nobel Ab | Katalysator foer reducering av kvaeveoxider samt anvaendning daerav |
DE4003515A1 (de) * | 1990-02-06 | 1991-08-08 | Bayer Ag | Verfahren zur reduktion von in abgasen enthaltenen stickoxiden |
DE4206699C2 (de) * | 1992-03-04 | 1996-02-01 | Degussa | NO¶x¶-Verminderung im mageren Abgas von Kraftfahrzeugmotoren |
DE4216846A1 (de) * | 1992-05-21 | 1993-11-25 | Basf Ag | Verfahren zur Fixierung großer zeolithischer und zeolithanaloger Molekularsieb-Kristalle auf Formkörper |
DE4326121C2 (de) * | 1993-08-04 | 1995-05-04 | Degussa | Verfahren zum Schutz von Katalysatoren für die Reinigung der Abgase von Verbrennungskraftmaschinen vor Katalysatorgiften |
GB9709340D0 (en) * | 1997-05-09 | 1997-06-25 | Johnson Matthey Plc | Improvements in coated materials |
DE19854502A1 (de) | 1998-11-25 | 2000-05-31 | Siemens Ag | Katalysatorkörper und Verfahren zum Abbau von Stickoxiden |
FR2945962B1 (fr) * | 2009-05-29 | 2012-06-08 | Peugeot Citroen Automobiles Sa | Dispositif, vehicule comportant ce dispositif et procede de traitement des gaz d'echappement |
EP3088082A1 (de) | 2012-08-17 | 2016-11-02 | Johnson Matthey Public Limited Company | Aktivierte zeolith-v/tiw-katalysatoren |
DE102013015117A1 (de) * | 2013-09-12 | 2015-03-12 | Johnson Matthey Catalysts (Germany) Gmbh | Katalysator sowie Verfahren zur Stickoxidminderung in einem Abgas |
JP7489761B2 (ja) * | 2019-05-07 | 2024-05-24 | 株式会社キャタラー | アンモニア酸化触媒装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4048112A (en) * | 1973-09-10 | 1977-09-13 | Mitsubishi Chemical Industries Ltd. | Catalyst for selective reduction of nitrogen oxides |
JPS51147470A (en) * | 1975-06-12 | 1976-12-17 | Toa Nenryo Kogyo Kk | A process for catalytic reduction of nitrogen oxides |
JPS5212690A (en) * | 1975-07-22 | 1977-01-31 | Hitachi Zosen Corp | Process for producing catalyst for denitration byselectiv catalytic re duction with ammonia |
GB1568594A (en) * | 1976-11-27 | 1980-06-04 | Mitsui Petrochemical Ind | Catalyst composition for use in reduction of nitrogen oxides |
JPS5926341B2 (ja) * | 1978-07-06 | 1984-06-26 | 日立造船株式会社 | 多孔質被膜を有する脱硝触媒 |
US4246141A (en) * | 1979-05-07 | 1981-01-20 | Union Oil Company Of California | Catalyst for incinerating H2 S to SO2 |
-
1983
- 1983-11-16 JP JP58214028A patent/JPS60106535A/ja active Pending
-
1984
- 1984-11-08 DE DE8484730120T patent/DE3463003D1/de not_active Expired
- 1984-11-08 AT AT84730120T patent/ATE26413T1/de not_active IP Right Cessation
- 1984-11-08 EP EP84730120A patent/EP0149966B1/de not_active Expired
- 1984-11-15 US US06/671,698 patent/US4564604A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0149966A1 (de) | 1985-07-31 |
EP0149966B1 (de) | 1987-04-08 |
US4564604A (en) | 1986-01-14 |
JPS60106535A (ja) | 1985-06-12 |
ATE26413T1 (de) | 1987-04-15 |
Similar Documents
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DE3463003D1 (en) | Catalyst for treating waste gases | |
ES2054957T3 (es) | Procedimiento para la reduccion de oxidos de nitrogeno contenidos en gases de escape mediante un catalizador conteniendo zeolita. | |
AU4672189A (en) | A method of reducing nitrogen oxides from waste gases | |
ES8704750A1 (es) | Procedimiento para la eliminacion selectiva de oxidos de nitrogeno a partir de gases de escape | |
ATE75969T1 (de) | Verfahren zur katalytischen reduktion von stickoxiden. | |
DE3569205D1 (en) | Catalyst for the selective reduction of nitrogen oxides in exhaust gases, and process for manufacturing and using such a catalyst | |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |