IT983460B - Catalizzatore per trattamento di gas di scarico di automobili - Google Patents
Catalizzatore per trattamento di gas di scarico di automobiliInfo
- Publication number
- IT983460B IT983460B IT20564/73A IT2056473A IT983460B IT 983460 B IT983460 B IT 983460B IT 20564/73 A IT20564/73 A IT 20564/73A IT 2056473 A IT2056473 A IT 2056473A IT 983460 B IT983460 B IT 983460B
- Authority
- IT
- Italy
- Prior art keywords
- catalyst
- exhaust gas
- gas treatment
- car exhaust
- car
- Prior art date
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
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/75—Cobalt
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Materials Engineering (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB794972 | 1972-02-21 | ||
GB4658872 | 1972-10-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT983460B true IT983460B (it) | 1974-10-31 |
Family
ID=26241773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT20564/73A IT983460B (it) | 1972-02-21 | 1973-02-19 | Catalizzatore per trattamento di gas di scarico di automobili |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS4897789A (it) |
AU (1) | AU5232373A (it) |
DE (1) | DE2308109A1 (it) |
FR (1) | FR2173041A1 (it) |
IT (1) | IT983460B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE21340T1 (de) * | 1982-11-22 | 1986-08-15 | Shell Int Research | Verfahren zur herstellung eines fischer-tropsch- katalysators, der auf diese weise hergestellte katalysator und seine verwendung zur herstellung von kohlenwasserstoffen. |
JPH0884911A (ja) * | 1994-09-14 | 1996-04-02 | I C T:Kk | 窒素酸化物分解用触媒およびこれを用いたディーゼルエンジン排ガスの浄化方法 |
-
1973
- 1973-02-19 JP JP48019354A patent/JPS4897789A/ja active Pending
- 1973-02-19 AU AU52323/73A patent/AU5232373A/en not_active Expired
- 1973-02-19 IT IT20564/73A patent/IT983460B/it active
- 1973-02-19 DE DE19732308109 patent/DE2308109A1/de active Pending
- 1973-02-19 FR FR7305805A patent/FR2173041A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2173041B1 (it) | 1976-09-10 |
AU5232373A (en) | 1974-08-22 |
FR2173041A1 (en) | 1973-10-05 |
DE2308109A1 (de) | 1973-08-30 |
JPS4897789A (it) | 1973-12-12 |
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