AU3349397A - Method for treating gas to reduce nitrogen oxide emission - Google Patents

Method for treating gas to reduce nitrogen oxide emission

Info

Publication number
AU3349397A
AU3349397A AU33493/97A AU3349397A AU3349397A AU 3349397 A AU3349397 A AU 3349397A AU 33493/97 A AU33493/97 A AU 33493/97A AU 3349397 A AU3349397 A AU 3349397A AU 3349397 A AU3349397 A AU 3349397A
Authority
AU
Australia
Prior art keywords
nitrogen oxide
reduce nitrogen
treating gas
oxide emission
emission
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.)
Abandoned
Application number
AU33493/97A
Inventor
Philippe Barthe
Catherine Hedouin
Thierry Seguelong
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhodia Chimie SAS
Original Assignee
Rhone Poulenc Chimie SA
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
Application filed by Rhone Poulenc Chimie SA filed Critical Rhone Poulenc Chimie SA
Publication of AU3349397A publication Critical patent/AU3349397A/en
Abandoned legal-status Critical Current

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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/656—Manganese, technetium or rhenium
    • B01J23/6562—Manganese
    • 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
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/9404—Removing only nitrogen compounds
    • B01D53/9409—Nitrogen oxides
    • B01D53/9413—Processes characterised by a specific catalyst
    • B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
    • B01J23/42—Platinum
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • 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
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/63—Platinum group metals with rare earths or actinides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/208—Hydrocarbons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/21—Organic compounds not provided for in groups B01D2251/206 or B01D2251/208
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/10—Noble metals or compounds thereof
    • B01D2255/102—Platinum group metals
    • B01D2255/1021—Platinum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/206—Rare earth metals
    • B01D2255/2063—Lanthanum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/20707—Titanium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/20—Metals or compounds thereof
    • B01D2255/207—Transition metals
    • B01D2255/2073—Manganese
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • B01D2255/405—Spinels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/40—Mixed oxides
    • B01D2255/407—Zr-Ce mixed oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/92—Dimensions
    • B01D2255/9202—Linear dimensions
    • 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
    • B01J37/0201—Impregnation
    • B01J37/0211—Impregnation using a colloidal suspension

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
AU33493/97A 1996-06-21 1997-06-18 Method for treating gas to reduce nitrogen oxide emission Abandoned AU3349397A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9607729 1996-06-21
FR9607729A FR2750058B1 (en) 1996-06-21 1996-06-21 GAS TREATMENT PROCESS FOR THE REDUCTION OF NITROGEN OXIDE EMISSIONS
PCT/FR1997/001094 WO1997049481A1 (en) 1996-06-21 1997-06-18 Method for treating gas to reduce nitrogen oxide emission

Publications (1)

Publication Number Publication Date
AU3349397A true AU3349397A (en) 1998-01-14

Family

ID=9493287

Family Applications (1)

Application Number Title Priority Date Filing Date
AU33493/97A Abandoned AU3349397A (en) 1996-06-21 1997-06-18 Method for treating gas to reduce nitrogen oxide emission

Country Status (4)

Country Link
AU (1) AU3349397A (en)
FR (1) FR2750058B1 (en)
WO (1) WO1997049481A1 (en)
ZA (1) ZA975465B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2780096B1 (en) 1998-06-22 2000-09-08 Rhodia Chimie Sa PROCESS FOR THE COMBUSTION TREATMENT OF CARBON PARTICLES IN AN EXHAUST CIRCUIT OF AN INTERNAL COMBUSTION ENGINE
US6129898A (en) * 1998-08-17 2000-10-10 Ford Global Technologies, Inc. NOx trap catalyst for lean burn engines
US6103207A (en) 1999-04-26 2000-08-15 Ford Global Technologies, Inc. Treating diesel exhaust with a catalytic particulate mixture
GB201401115D0 (en) 2014-01-23 2014-03-12 Johnson Matthey Plc Diesel oxidation catalyst and exhaust system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992331A (en) * 1973-12-28 1976-11-16 Prototech Company Catalytic platinum metal particles on a substrate and method of preparing the catalyst
US4082699A (en) * 1974-12-20 1978-04-04 Prototech Company Method of preparing catalytic structures from colloidal platinum compounds and such catalytic structures
JP3250824B2 (en) * 1991-09-13 2002-01-28 マツダ株式会社 NOx purification method
FR2718371B1 (en) * 1994-04-08 1996-05-03 Rhone Poulenc Chimie Reduction catalysts for nitrogen oxides based on spinels.

Also Published As

Publication number Publication date
FR2750058B1 (en) 1998-10-16
WO1997049481A1 (en) 1997-12-31
FR2750058A1 (en) 1997-12-26
ZA975465B (en) 1998-01-16

Similar Documents

Publication Publication Date Title
EP0666099A4 (en) Method of removing nitrogen oxides contained in exhaust gas.
AU3897597A (en) Catalyst composition and method for its manufacturing
AU3910697A (en) Mixed gas refrigeration method
AU1630797A (en) Method for reducing morbidity
EP0553643A3 (en) Method for treating combustion exhaust gas
AU2948895A (en) Landfill gas treatment system
AU6476400A (en) Method and apparatus for treating exhaust gas
IL120238A0 (en) Ultra high purity gas distribution component and method for its use
AU5266093A (en) Process for removing nitrogen oxides from oxygen rich exhaust gas
AU5549699A (en) Method for desulfurizing gas and minimizing plume formation
AU2342097A (en) Method and apparatus for purifying hydrogen gas
EP0930091A4 (en) Method of treating exhaust gas
AU2808997A (en) Method for treating inflammation
AU5342398A (en) Method for transfer-filling of liquefied gases
AU3587297A (en) Method for accelerating production-c-i-p
AU1534497A (en) Wastewater gas reduction method
AU4467889A (en) Exhaust gas treating method
EP1029580A4 (en) Method for removing nitrogen oxides in exhaust gas
AU3617197A (en) Natural gas treatment process
AU3349397A (en) Method for treating gas to reduce nitrogen oxide emission
AU8445398A (en) Method for treating gases to reduce nitrogen oxide emissions using a catalytic composition based on silica and titanium oxide
AU4203496A (en) Method of reducing nitrogen oxide fumes in blasting
AU6688798A (en) Method for treating lumber
HUP9602938A3 (en) Improved composition and method for acid gas treatment
AU730990C (en) Method of improving shotcrete technology