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
Application number
AT87110763T
Other languages
English (en)
Inventor
Makoto Imanari
Takeo Koshikawa
Akihiro Yamauchi
Masayuki Hanada
Morio Fukuda
Kiyoshi Nagano
Hiroaki Rikimaru
Tadao Nakatsuji
Toshikatsu Umaba
Kazuhiko Nagano
Kazuya Mishina
Hiromitsu Shimizu
Original Assignee
Mitsubishi Petrochemical Co
Mitsubishi Heavy Ind Ltd
Sakai Chemical Industry Co
Catalysts & Chem Ind Co
Mitsubishi Petrochem Eng
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27474526&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE76325(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP61173812A external-priority patent/JPS6331540A/ja
Priority claimed from JP61251587A external-priority patent/JPS63147547A/ja
Application filed by Mitsubishi Petrochemical Co, Mitsubishi Heavy Ind Ltd, Sakai Chemical Industry Co, Catalysts & Chem Ind Co, Mitsubishi Petrochem Eng filed Critical Mitsubishi Petrochemical Co
Application granted granted Critical
Publication of ATE76325T1 publication Critical patent/ATE76325T1/de

Links

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)
AT87110763T 1986-07-25 1987-07-24 Katalysatoren und ihr gebrauch zur entfernung von stickoxiden in abgasen. ATE76325T1 (de)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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