JPS5127628B1 - - Google Patents
Info
- Publication number
- JPS5127628B1 JPS5127628B1 JP46000358A JP35871A JPS5127628B1 JP S5127628 B1 JPS5127628 B1 JP S5127628B1 JP 46000358 A JP46000358 A JP 46000358A JP 35871 A JP35871 A JP 35871A JP S5127628 B1 JPS5127628 B1 JP S5127628B1
- Authority
- JP
- Japan
- 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.)
- Pending
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
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- 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)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46000358A JPS5127628B1 (en) | 1971-01-09 | 1971-01-09 | |
AU37507/71A AU457445B2 (en) | 1971-01-09 | 1971-12-31 | Catalyst for removing nitrogen oxides contained inthe exhaust gas from internal combustion engines andthe use thereof |
FR7200463A FR2127001A1 (en) | 1971-01-09 | 1972-01-07 | Ic engine exhaust gas purification - removing nitrogen oxides using a metal catalyst |
DE19722200759 DE2200759A1 (en) | 1971-01-09 | 1972-01-07 | METHOD OF MANUFACTURING A CATALYST FOR THE TREATMENT OF NITROGEN OXYDES |
IT19150/72A IT946394B (en) | 1971-01-09 | 1972-01-08 | PROCEDURE FOR REMOVING NITROGEN OXIDE CONTINUED IN THE EXHAUST GAS OF INTERNAL COMBUSTION ENGINES |
GB102572A GB1343739A (en) | 1971-01-09 | 1972-01-10 | Catalyst composition |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46000358A JPS5127628B1 (en) | 1971-01-09 | 1971-01-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5127628B1 true JPS5127628B1 (en) | 1976-08-13 |
Family
ID=11471577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP46000358A Pending JPS5127628B1 (en) | 1971-01-09 | 1971-01-09 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS5127628B1 (en) |
GB (1) | GB1343739A (en) |
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1971
- 1971-01-09 JP JP46000358A patent/JPS5127628B1/ja active Pending
-
1972
- 1972-01-10 GB GB102572A patent/GB1343739A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1343739A (en) | 1974-01-16 |