NL7411908A - PROCESS FOR THE CATALYTIC REDUCTION OF NITROGEN OXIDES. - Google Patents

PROCESS FOR THE CATALYTIC REDUCTION OF NITROGEN OXIDES.

Info

Publication number
NL7411908A
NL7411908A NL7411908A NL7411908A NL7411908A NL 7411908 A NL7411908 A NL 7411908A NL 7411908 A NL7411908 A NL 7411908A NL 7411908 A NL7411908 A NL 7411908A NL 7411908 A NL7411908 A NL 7411908A
Authority
NL
Netherlands
Prior art keywords
nitrogen oxides
catalytic reduction
catalytic
reduction
oxides
Prior art date
Application number
NL7411908A
Other languages
Dutch (nl)
Other versions
NL180986C (en
Original Assignee
Mitsubishi Chem Ind
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
Priority claimed from JP10197573A external-priority patent/JPS542912B2/ja
Priority claimed from JP11362073A external-priority patent/JPS579842B2/ja
Priority claimed from JP11413473A external-priority patent/JPS5332789B2/ja
Priority claimed from JP11563073A external-priority patent/JPS5429991B2/ja
Application filed by Mitsubishi Chem Ind filed Critical Mitsubishi Chem Ind
Publication of NL7411908A publication Critical patent/NL7411908A/en
Application granted granted Critical
Publication of NL180986C publication Critical patent/NL180986C/en

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
    • B01J21/066—Zirconium or hafnium; 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
    • 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
NL7411908A 1973-09-10 1974-09-09 METHOD FOR CATALYTIC REDUCING NITROGEN OXIDES IN GASES USING AMMONIA AND A VANADIUM-CONTAINING CATALYST NL180986C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP10197573A JPS542912B2 (en) 1973-09-10 1973-09-10
JP11362073A JPS579842B2 (en) 1973-10-09 1973-10-09
JP11413473A JPS5332789B2 (en) 1973-10-11 1973-10-11
JP11563073A JPS5429991B2 (en) 1973-10-15 1973-10-15

Publications (2)

Publication Number Publication Date
NL7411908A true NL7411908A (en) 1975-03-12
NL180986C NL180986C (en) 1987-06-01

Family

ID=27468974

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7411908A NL180986C (en) 1973-09-10 1974-09-09 METHOD FOR CATALYTIC REDUCING NITROGEN OXIDES IN GASES USING AMMONIA AND A VANADIUM-CONTAINING CATALYST

Country Status (4)

Country Link
DE (1) DE2443262B2 (en)
FR (1) FR2243152B1 (en)
GB (1) GB1430730A (en)
NL (1) NL180986C (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2141634A (en) * 1983-05-23 1985-01-03 Atomic Energy Authority Uk Lead resistant catalyst
JPS6090043A (en) * 1983-10-21 1985-05-21 Nippon Shokubai Kagaku Kogyo Co Ltd Catalyst for purifying nitrogen oxide
DE3407291A1 (en) * 1984-02-29 1985-09-05 Basf Ag, 6700 Ludwigshafen Process for the catalytic purification of exhaust gases from diesel engines
DE3531810A1 (en) * 1985-09-06 1987-03-19 Kraftwerk Union Ag CATALYST MATERIAL FOR REDUCING NITROGEN OXIDES
CH668006A5 (en) * 1986-04-17 1988-11-30 Lonza Ag CATALYST FOR REDUCTIVE CONVERSION OF NITROGEN OXIDS TO EXHAUST GASES.
US4782039A (en) * 1986-05-19 1988-11-01 Johnson Matthey, Inc. Selective catalytic reduction catalyst and a process for preparing the catalyst
GB8619536D0 (en) * 1986-08-11 1986-09-24 Shell Int Research Bimetallic catalyst
DE3633493A1 (en) * 1986-10-02 1988-04-14 Metallgesellschaft Ag METHOD FOR CATALYTIC REDUCTION OF NO
ATA116889A (en) † 1989-05-17 1997-11-15 Kanzler Walter METHOD FOR THERMAL EXHAUST GAS COMBUSTION
DE4038054A1 (en) * 1990-11-29 1992-06-04 Man Technologie Gmbh METHOD AND DEVICE FOR SELECTIVE CATALYTIC NO (DOWN ARROW) X (DOWN ARROW) REDUCTION IN OXYGEN-BASED EXHAUST GASES
US20030166972A1 (en) * 2002-02-20 2003-09-04 Regents Of The University Of California Office Of Technology Licensing Process for production of formaldehyde from dimethyl ether
AT412846B (en) * 2003-11-13 2005-08-25 Treibacher Ind Ag EXHAUST CATALYST COMPOSITION
CN1327954C (en) * 2004-07-01 2007-07-25 国电热工研究院 Catalyst for generating station fume SCR denitration and preparation method thereof
TWI478767B (en) 2009-04-23 2015-04-01 Treibacher Ind Ag Catalyst composition for selective catalytic reduction of exhaust gases
US8481452B2 (en) * 2009-12-15 2013-07-09 Millennium Inorganic Chemicals, Inc. Capture of volatilized vanadium and tungsten compounds in a selective catalytic reduction system
US8975206B2 (en) 2010-04-16 2015-03-10 Treibacher Industrie Ag Catalyst composition for selective catalytic reduction of exhaust gases
DE102015005238A1 (en) 2015-04-24 2016-10-27 Wolfgang Hölderich Production of lactams by Beckmann rearrangement of oximes
CN113769534B (en) * 2021-10-18 2023-04-25 美埃(中国)环境科技股份有限公司 Activated carbon modification method for removing nitric oxide and nitrogen dioxide gas in air

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1253685B (en) * 1963-01-22 1967-11-09 Degussa Process for the removal of nitrogen oxides from nitrogen oxide-containing exhaust gases
US3279884A (en) * 1963-10-31 1966-10-18 Basf Ag Selective removal of oxides of nitrogen from gas mixtures containing oxygen
GB1385907A (en) * 1971-05-07 1975-03-05 Ici Ltd Support and catalyst
JPS5523086B2 (en) * 1973-03-26 1980-06-20

Also Published As

Publication number Publication date
DE2443262A1 (en) 1975-03-13
GB1430730A (en) 1976-04-07
FR2243152B1 (en) 1980-05-16
DE2443262B2 (en) 1979-10-25
DE2443262C3 (en) 1988-10-20
NL180986C (en) 1987-06-01
FR2243152A1 (en) 1975-04-04

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Legal Events

Date Code Title Description
BC A request for examination has been filed
A85 Still pending on 85-01-01