JPS4831173A - - Google Patents
Info
- Publication number
- JPS4831173A JPS4831173A JP47085451A JP8545172A JPS4831173A JP S4831173 A JPS4831173 A JP S4831173A JP 47085451 A JP47085451 A JP 47085451A JP 8545172 A JP8545172 A JP 8545172A JP S4831173 A JPS4831173 A JP S4831173A
- 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
-
- 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)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17550671A | 1971-08-27 | 1971-08-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4831173A true JPS4831173A (en) | 1973-04-24 |
Family
ID=22640483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP47085451A Pending JPS4831173A (en) | 1971-08-27 | 1972-08-28 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS4831173A (en) |
DE (1) | DE2241582A1 (en) |
GB (1) | GB1361521A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5012417A (en) * | 1973-06-05 | 1975-02-08 | ||
JPS60222640A (en) * | 1984-04-19 | 1985-11-07 | Kenji Ogawa | Planetary gear reduction mechanism |
JPS62124377U (en) * | 1986-01-30 | 1987-08-07 | ||
JPS6420578U (en) * | 1987-07-28 | 1989-02-01 |
-
1972
- 1972-07-21 GB GB3413372A patent/GB1361521A/en not_active Expired
- 1972-08-24 DE DE2241582A patent/DE2241582A1/en active Pending
- 1972-08-28 JP JP47085451A patent/JPS4831173A/ja active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5012417A (en) * | 1973-06-05 | 1975-02-08 | ||
JPS5213268B2 (en) * | 1973-06-05 | 1977-04-13 | ||
JPS60222640A (en) * | 1984-04-19 | 1985-11-07 | Kenji Ogawa | Planetary gear reduction mechanism |
JPS62124377U (en) * | 1986-01-30 | 1987-08-07 | ||
JPH0334530Y2 (en) * | 1986-01-30 | 1991-07-22 | ||
JPS6420578U (en) * | 1987-07-28 | 1989-02-01 |
Also Published As
Publication number | Publication date |
---|---|
DE2241582A1 (en) | 1973-05-30 |
GB1361521A (en) | 1974-07-24 |