IT985412B - Processo per la rimozione di componenti nocivi da gas di scarico con l impiego di un ca talizzatore - Google Patents

Processo per la rimozione di componenti nocivi da gas di scarico con l impiego di un ca talizzatore

Info

Publication number
IT985412B
IT985412B IT50672/73A IT5067273A IT985412B IT 985412 B IT985412 B IT 985412B IT 50672/73 A IT50672/73 A IT 50672/73A IT 5067273 A IT5067273 A IT 5067273A IT 985412 B IT985412 B IT 985412B
Authority
IT
Italy
Prior art keywords
calyzer
removal
exhaust gas
harmful components
harmful
Prior art date
Application number
IT50672/73A
Other languages
English (en)
Original Assignee
Grace W R & Co
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 Grace W R & Co filed Critical Grace W R & Co
Application granted granted Critical
Publication of IT985412B publication Critical patent/IT985412B/it

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
    • B01D53/92—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
    • B01D53/9445—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC]
    • B01D53/945—Simultaneously removing carbon monoxide, hydrocarbons or nitrogen oxides making use of three-way catalysts [TWC] or four-way-catalysts [FWC] characterised by a specific catalyst
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
IT50672/73A 1972-06-14 1973-06-11 Processo per la rimozione di componenti nocivi da gas di scarico con l impiego di un ca talizzatore IT985412B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26274672A 1972-06-14 1972-06-14

Publications (1)

Publication Number Publication Date
IT985412B true IT985412B (it) 1974-11-30

Family

ID=22998850

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50672/73A IT985412B (it) 1972-06-14 1973-06-11 Processo per la rimozione di componenti nocivi da gas di scarico con l impiego di un ca talizzatore

Country Status (5)

Country Link
JP (1) JPS4952171A (it)
DE (1) DE2329611A1 (it)
FR (1) FR2188679A5 (it)
GB (1) GB1383896A (it)
IT (1) IT985412B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2464092B1 (fr) * 1979-06-27 1986-08-29 Uop Inc Procede de transformation d'oxyde de carbone, d'hydrocarbures et d'oxydes d'azote contenus dans les gaz d'echappement d'un moteur a combustion interne

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE756151A (fr) * 1969-09-16 1971-02-15 Johnson Matthey & Cy Ltd Perfectionnements relatifs a la catalyse
GB1431377A (en) * 1972-04-17 1976-04-07 Ici Ltd Catalytic process
JPS4839362A (it) * 1971-09-25 1973-06-09
GB1417544A (en) * 1971-11-22 1975-12-10 Johnson Matthey Co Ltd Catalysts containing platinum and rhodium
US3801697A (en) * 1972-03-02 1974-04-02 Gulf Research Development Co Process for reducing the content of nitrogen oxides in the exhaust gases from internal combustion engines

Also Published As

Publication number Publication date
FR2188679A5 (it) 1974-01-18
DE2329611A1 (de) 1974-01-03
JPS4952171A (it) 1974-05-21
GB1383896A (en) 1974-02-12

Similar Documents

Publication Publication Date Title
IT1026094B (it) Procedimento per la rimozione di cssidi di azoto da gas di scarico industrial
IT1009792B (it) Processo per la eliminazione di ossidi di azoto da gas
IT977417B (it) Processo di purificazione di gas
IT993100B (it) Processo per la rimozione di ossi di di azoto ed ossidi di zolfo da gas
IT993099B (it) Processo per la rimozione di ossidi di azoto da gas di combustio ne
IT1039139B (it) Processo per la purificazione di ersteri triarilfosforici
IT971118B (it) Metodo per il ricupero di molibde no da catalizzatore esaurito
IT989904B (it) Metodo per deolforare un gas di scarico
IT1061019B (it) Processo di depurazione di gas di scarico
IT961166B (it) Processo ed apparecchiatura per la depurazione di gas
IT1010403B (it) Processo per la purificazione di gas
IT1038171B (it) Processo per il trattamento catalitico di gas di scarico
IT1059560B (it) Processo per rimuovere ossidi di azoto da gas di scarico
IT1023021B (it) Processo per togliere ossidi d azo to dagli scarichi d impianti
NL7510990A (nl) Werkwijze ter verwijdering van stikstofoxyden uit gasmengsels.
IT1065068B (it) Processo per l eliminazione di fosgene da gas di scarico
IT974322B (it) Procedimento per asportare ossidi d azoto da gas di scarico
IT964379B (it) Metodo per la rimozione di compo nenti nocivi da gas di scarico
IT958239B (it) Processo per togliere l anidride solforosa dallo scarico di un forno a combustione
IT983211B (it) Metodo per la desolforazione di gas
IT997567B (it) Procedimento per la rimozione di ossidi di azoto da gas di scarico
IT962828B (it) Procedimento per la produzione di gas riducente particolarmente a partire da gas di scarico
NL7506890A (nl) Werkwijze ter verwijdering van stikstofoxyden uit afvalgassen.
NL7510499A (nl) Werkwijze ter verwijdering van stikstofoxyden uit gasmengsels.
IT1034407B (it) Processo per la conversione di idrocarsuri