ATE76325T1 - Katalysatoren und ihr gebrauch zur entfernung von stickoxiden in abgasen. - Google Patents
Katalysatoren und ihr gebrauch zur entfernung von stickoxiden in abgasen.Info
- Publication number
- ATE76325T1 ATE76325T1 AT87110763T AT87110763T ATE76325T1 AT E76325 T1 ATE76325 T1 AT E76325T1 AT 87110763 T AT87110763 T AT 87110763T AT 87110763 T AT87110763 T AT 87110763T AT E76325 T1 ATE76325 T1 AT E76325T1
- Authority
- AT
- Austria
- Prior art keywords
- group
- angstrom
- catalysts
- exhaust gases
- nitrous oxides
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 4
- 239000007789 gas Substances 0.000 title abstract 2
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 title 1
- 239000011148 porous material Substances 0.000 abstract 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract 3
- 229910052751 metal Inorganic materials 0.000 abstract 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 abstract 1
- 239000004480 active ingredient Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 239000011733 molybdenum Substances 0.000 abstract 1
- 239000010936 titanium Substances 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
- 239000010937 tungsten Substances 0.000 abstract 1
- 229910052720 vanadium Inorganic materials 0.000 abstract 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 abstract 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
- 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
- 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
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- 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
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/613—10-100 m2/g
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/63—Pore volume
- B01J35/633—Pore volume less than 0.5 ml/g
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/647—2-50 nm
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/651—50-500 nm
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/653—500-1000 nm
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/66—Pore distribution
- B01J35/69—Pore distribution bimodal
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)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61173812A JPS6331540A (ja) | 1986-07-25 | 1986-07-25 | 排ガス中の窒素酸化物をアンモニアで還元するための触媒 |
JP17834686 | 1986-07-29 | ||
JP23403186 | 1986-09-30 | ||
JP61251587A JPS63147547A (ja) | 1986-07-29 | 1986-10-24 | 耐ヒ素毒性及び耐カルシウム性を有する脱硝触媒 |
EP87110763A EP0256359B1 (de) | 1986-07-25 | 1987-07-24 | Katalysatoren und ihr Gebrauch zur Entfernung von Stickoxiden in Abgasen |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE76325T1 true ATE76325T1 (de) | 1992-06-15 |
Family
ID=27474526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT87110763T ATE76325T1 (de) | 1986-07-25 | 1987-07-24 | Katalysatoren und ihr gebrauch zur entfernung von stickoxiden in abgasen. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0256359B1 (de) |
AT (1) | ATE76325T1 (de) |
DE (1) | DE3779209D1 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0817939B2 (ja) * | 1986-11-19 | 1996-02-28 | 三菱化学株式会社 | 排煙脱硝触媒 |
DE3644461A1 (de) * | 1986-12-24 | 1988-07-07 | Basf Ag | Verfahren zur entfernung von stickoxiden aus abgasen, die bei der verbrennung von kohle anfallen |
JPH0729049B2 (ja) * | 1987-04-30 | 1995-04-05 | 三菱重工業株式会社 | 燃焼排ガス中の砒素化合物除去方法 |
US4975256A (en) * | 1988-06-09 | 1990-12-04 | W. R. Grace & Co.-Conn. | Process using catalysts for selective catalytic reduction denox technology |
US4929586A (en) * | 1988-06-09 | 1990-05-29 | W. R. Grace & Co.-Conn. | Catalysts for selective catalytic reduction DeNOx technology |
US5137855A (en) * | 1988-06-09 | 1992-08-11 | W. R. Grace & Co.-Conn. | Catalysts for selective catalytic reduction denox technology |
US5395808A (en) * | 1992-12-21 | 1995-03-07 | W. R. Grace & Co.-Conn. | Inorganic supports for bioremediation |
JP3352494B2 (ja) * | 1993-03-25 | 2002-12-03 | 三井鉱山株式会社 | 窒素酸化物分解触媒及びそれを用いた脱硝方法 |
DE4321555C1 (de) * | 1993-06-29 | 1994-09-15 | Bayer Ag | Verfahren zur Herstellung von Mischoxidpulvern für Entstickungskatalysatoren |
EP0850676B1 (de) * | 1996-12-27 | 2002-03-27 | Nippon Shokubai Co., Ltd. | Verwendung eines Katalysator zur Entfernung von organischen Chlorverbindungen und Verfahren zur Entfernung von organischen Chlorverbindungen |
JP3648125B2 (ja) | 1999-06-25 | 2005-05-18 | 株式会社日本触媒 | 有機ハロゲン化合物の除去用触媒および有機ハロゲン化合物の除去方法 |
CN110773211B (zh) * | 2019-09-18 | 2022-09-13 | 上海瀚昱环保材料有限公司 | 高-低温脱硝催化剂及其制备方法 |
CN113772959B (zh) * | 2021-09-14 | 2023-05-02 | 黄山市晶特美新材料有限公司 | 一种双玻太阳能电池组件用高反射低温结晶玻璃浆料及其制备方法 |
CN118236835A (zh) * | 2024-05-27 | 2024-06-25 | 山西碳联环能科技有限公司 | 一种多功能干法脱硝方法和装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4085193A (en) * | 1973-12-12 | 1978-04-18 | Mitsubishi Petrochemical Co. Ltd. | Catalytic process for reducing nitrogen oxides to nitrogen |
US4140654A (en) * | 1976-04-16 | 1979-02-20 | Mitsui Petrochemical Industries Ltd. | Catalyst composition with support comprising titanium oxide and clay mineral for vapor phase reduction of nitrogen oxides |
FR2449474A1 (fr) * | 1979-02-26 | 1980-09-19 | Rhone Poulenc Ind | Billes d'alumine a double porosite, leur procede de preparation et leurs applications comme supports de catalyseurs |
US4520124A (en) * | 1981-03-19 | 1985-05-28 | Sakai Chemical Industry Co., Ltd. | Method for producing a catalytic structure for the reduction of nitrogen oxides |
-
1987
- 1987-07-24 AT AT87110763T patent/ATE76325T1/de not_active IP Right Cessation
- 1987-07-24 EP EP87110763A patent/EP0256359B1/de not_active Expired
- 1987-07-24 DE DE8787110763T patent/DE3779209D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3779209D1 (de) | 1992-06-25 |
EP0256359B1 (de) | 1992-05-20 |
EP0256359A1 (de) | 1988-02-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3781373D1 (de) | Denitrierungskatalysator zum reduzieren von stickstoffoxiden in abgasen. | |
ATE76325T1 (de) | Katalysatoren und ihr gebrauch zur entfernung von stickoxiden in abgasen. | |
ATE83943T1 (de) | Katalysator zur entfernung von stickstoffoxyden. | |
EP0323195A3 (en) | A process for removing nitrogen oxides | |
EP0399203A3 (de) | Monolith-bzw. wabenförmiger Katalysator | |
ATE123968T1 (de) | Katalysator zur entfernung von stickoxiden und methode zur entfernung von stickoxiden mit diesem katalysator. | |
ATE105732T1 (de) | Katalysator zur reinigung von abgasen, verfahren zur herstellung und verwendung des katalysators. | |
FI95355B (fi) | Uusi katalysaattori, jota voidaan käyttää menetelmässä typpioksidien selektiiviseksi pelkistämiseksi | |
DE69024217D1 (de) | Behandlung von NOx und Sauerstoffhaltigen Abgasen mit einer katalytischen Zusammensetzung auf Basis von Zeolith Y, die mit Cu ausgetauscht sind | |
WO2000013789A8 (de) | Keramischer katalysator zur selektiven zersetzung von n2o und verfahren zu dessen herstellung | |
ATE41879T1 (de) | Katalysator zur selektiven reduzierung von stickoxiden in abgasen sowie verfahren zur herstellung und verwendung eines solchen katalysators. | |
EP0294204A3 (en) | A catalyst for denitration by catalytic reduction using ammonia and a process for producing the same | |
SE8001723L (sv) | Katalysator for avlegsnande av kveveoxider fran en gasstrom | |
ATE81030T1 (de) | Verfahren zur entfernung von stickoxiden aus verbrennungsabgasen. | |
ATE77256T1 (de) | Verfahren zur entfernung von stickoxiden aus abgasen, die bei der verbrennung von kohle anfallen. | |
CA2045128A1 (en) | A catalyst for decomposing nitrogen oxides and a method of purifying a waste gas containing nitrogen oxides | |
ATE76777T1 (de) | Verfahren zur katalytischen reduktion von no. | |
KR950007944A (ko) | 배기가스정화용 촉매성분, 그제조방법 및 배기가스정화용 촉매부재의 제조방법 | |
JP2002513670A (ja) | 酸化触媒及び触媒酸化方法 | |
DE59207781D1 (de) | Katalysator zur Verminderung der Stickoxide im Rauchgas und Verfahren zu seiner Herstellung | |
JPS5522357A (en) | Monolithic catalyst for purification of waste gas | |
JPS5594643A (en) | Denitrification catalyst | |
JPS5615841A (en) | Catalyst for removal of nitrogen oxides in exhaust gas | |
ES2140268A1 (es) | Sistemas cataliticos para la reduccion catalitica selectiva de oxidos de nitrogeno a alta temperatura. | |
KR960010077A (ko) | 질소산화물(NOx) 정화용 촉매의 제조방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
EELA | Cancelled due to lapse of time |