GB1364378A - Treatment of the exhaust gases from internal combustion engines - Google Patents
Treatment of the exhaust gases from internal combustion enginesInfo
- Publication number
- GB1364378A GB1364378A GB3467672A GB3467672A GB1364378A GB 1364378 A GB1364378 A GB 1364378A GB 3467672 A GB3467672 A GB 3467672A GB 3467672 A GB3467672 A GB 3467672A GB 1364378 A GB1364378 A GB 1364378A
- Authority
- GB
- United Kingdom
- Prior art keywords
- support
- exhaust gas
- catalyst
- exhaust gases
- contacting
- 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.)
- Expired
Links
- 239000007789 gas Substances 0.000 title abstract 5
- 238000002485 combustion reaction Methods 0.000 title 1
- 239000003054 catalyst Substances 0.000 abstract 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract 3
- 229910052720 vanadium Inorganic materials 0.000 abstract 3
- -1 ThO 2 Inorganic materials 0.000 abstract 2
- 229910052804 chromium Inorganic materials 0.000 abstract 2
- 229910052697 platinum Inorganic materials 0.000 abstract 2
- 239000005909 Kieselgur Substances 0.000 abstract 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract 1
- 229910004298 SiO 2 Inorganic materials 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- 229910052787 antimony Inorganic materials 0.000 abstract 1
- 229910052788 barium Inorganic materials 0.000 abstract 1
- 229910052793 cadmium Inorganic materials 0.000 abstract 1
- 229910052792 caesium Inorganic materials 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 229910010293 ceramic material Inorganic materials 0.000 abstract 1
- 229910001850 copernicium Inorganic materials 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 230000008021 deposition Effects 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052744 lithium Inorganic materials 0.000 abstract 1
- 229910052749 magnesium Inorganic materials 0.000 abstract 1
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- 229910052758 niobium Inorganic materials 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 229910052763 palladium Inorganic materials 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract 1
- 229910052702 rhenium Inorganic materials 0.000 abstract 1
- 229910052703 rhodium Inorganic materials 0.000 abstract 1
- 229910052707 ruthenium Inorganic materials 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 229910052712 strontium Inorganic materials 0.000 abstract 1
- 229910052716 thallium Inorganic materials 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
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
- B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
-
- 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
-
- 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
- B01D53/9459—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts
- B01D53/9477—Removing one or more of nitrogen oxides, carbon monoxide, or hydrocarbons by multiple successive catalytic functions; systems with more than one different function, e.g. zone coated catalysts with catalysts positioned on separate bricks, e.g. exhaust systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/102—Oxygen
-
- 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
- B01D2255/1026—Ruthenium
-
- 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
- B01D2255/9207—Specific surface
-
- 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
- B01J23/46—Ruthenium, rhodium, osmium or iridium
- B01J23/462—Ruthenium
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16843071A | 1971-08-02 | 1971-08-02 | |
| US20754571A | 1971-12-13 | 1971-12-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1364378A true GB1364378A (en) | 1974-08-21 |
Family
ID=26864114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3467672A Expired GB1364378A (en) | 1971-08-02 | 1972-07-25 | Treatment of the exhaust gases from internal combustion engines |
Country Status (8)
Families Citing this family (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4875456A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-01-14 | 1973-10-11 | ||
| BE794625A (fr) * | 1972-01-27 | 1973-05-16 | British Gas Corp | Perfectionnements relatifs a des catalyseurs |
| US4076792A (en) * | 1972-04-12 | 1978-02-28 | Corning Glass Works | Catalyst systems for the reduction of the oxides of nitrogen |
| JPS5331838B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-04-15 | 1978-09-05 | ||
| GB1460273A (en) * | 1972-12-22 | 1976-12-31 | Johnson Matthey Co Ltd | Ruthenium catalysts |
| DE2306395C3 (de) * | 1973-02-09 | 1978-08-10 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Trägerkatalysator |
| JPS53755B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-02-14 | 1978-01-11 | ||
| IT1003097B (it) * | 1973-03-28 | 1976-06-10 | Tokyo Electric Co Ltd | Catalizzatore per trattare i gas di scarico di veicoli a motore |
| US3972837A (en) * | 1973-07-03 | 1976-08-03 | Johnson Matthey & Co., Limited | Catalyst for purifying automotive exhaust gases |
| JPS5410944B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-08-27 | 1979-05-10 | ||
| US3922235A (en) * | 1974-07-31 | 1975-11-25 | Exxon Research Engineering Co | Stabilized ruthenium catalysts for selective reduction of oxides of nitrogen |
| US4020013A (en) * | 1975-10-20 | 1977-04-26 | Uop Inc. | Catalytic composite for treating exhaust gases from an internal combustion engine |
| GB1581628A (en) * | 1976-03-18 | 1980-12-17 | Johnson Matthey Co Ltd | Catalytic purification of automobile exhaust gases |
| US4149998A (en) * | 1976-04-05 | 1979-04-17 | Exxon Research & Engineering Co. | Supported metal interaction catalysts |
| US4170627A (en) * | 1978-04-10 | 1979-10-09 | Uop Inc. | Process for the simultaneous separation of sulfur and nitrogen oxides from a gaseous mixture |
| FR2466434A1 (fr) * | 1979-10-01 | 1981-04-10 | Uop Inc | Procede de separation simultanee des oxydes de soufre et d'azote d'un melange gazeux |
| JPS56102940A (en) * | 1980-01-18 | 1981-08-17 | Toyota Motor Corp | Catalyst for cleaning exhaust gas |
| AU7959082A (en) * | 1981-01-20 | 1982-07-29 | Johnson Matthey Public Ltd. Co. | Three-way catalysts for exhaust gas |
| DE3130805A1 (de) * | 1981-08-04 | 1983-02-24 | Basf Ag, 6700 Ludwigshafen | Neue ruthenium/kohle-hydrierkatalysatoren, deren herstellung und verwendung zur selektiven hydrierung von ungesaettigten carbonylverbindungen |
| US4567205A (en) * | 1984-06-29 | 1986-01-28 | Exxon Research And Engineering Co. | Ruthenium catalysts, and use thereof for Fischer-Tropsch synthesis |
| US4558030A (en) * | 1984-06-29 | 1985-12-10 | Exxon Research And Engineering Co. | Ruthenium-rhenium catalyst on titania support for Fischer-Tropsch synthesis |
| EP0455491A3 (en) * | 1990-05-03 | 1992-03-18 | Sakai Chemical Industry Co., Ltd., | Catalysts and methods for denitrization |
| US6080377A (en) * | 1995-04-27 | 2000-06-27 | Engelhard Corporation | Method of abating NOx and a catalytic material therefor |
| US6471924B1 (en) | 1995-07-12 | 2002-10-29 | Engelhard Corporation | Method and apparatus for NOx abatement in lean gaseous streams |
| US5792436A (en) * | 1996-05-13 | 1998-08-11 | Engelhard Corporation | Method for using a regenerable catalyzed trap |
| US6497848B1 (en) | 1999-04-02 | 2002-12-24 | Engelhard Corporation | Catalytic trap with potassium component and method of using the same |
| JP2006511431A (ja) * | 2002-12-20 | 2006-04-06 | 本田技研工業株式会社 | 白金−ルテニウムを含有する水素生成用触媒配合物 |
| DK2363194T3 (da) * | 2006-08-01 | 2013-02-11 | Cormetech Inc | System til fjernelse af nitrogenoxider fra en udstødningsgas |
| GB201617349D0 (en) * | 2016-10-13 | 2016-11-30 | Johnson Matthey Public Limited Company | Oxidation catalyst for hydrocarbons produced by an internal combustion engine |
| CN113731450B (zh) * | 2021-09-22 | 2023-08-29 | 苏州松之源环保科技有限公司 | 一种掺杂型的铯钒碱金属催化剂 |
| CN116099569B (zh) * | 2023-02-20 | 2024-08-27 | 中国科学院生态环境研究中心 | 一种氨内燃机尾气净化用催化剂及其制备方法和用途 |
-
1971
- 1971-12-13 US US00207545A patent/US3784675A/en not_active Expired - Lifetime
-
1972
- 1972-07-25 GB GB3467672A patent/GB1364378A/en not_active Expired
- 1972-08-01 FR FR7227642A patent/FR2148137A1/fr not_active Withdrawn
- 1972-08-01 NL NL7210565A patent/NL7210565A/xx unknown
- 1972-08-01 CA CA148,373A patent/CA975535A/en not_active Expired
- 1972-08-01 IT IT51918/72A patent/IT961811B/it active
- 1972-08-02 BE BE787077A patent/BE787077A/xx unknown
- 1972-08-02 DE DE2238100A patent/DE2238100A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA975535A (en) | 1975-10-07 |
| FR2148137A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-03-11 |
| IT961811B (it) | 1973-12-10 |
| US3784675A (en) | 1974-01-08 |
| DE2238100A1 (de) | 1973-02-15 |
| BE787077A (fr) | 1972-12-01 |
| NL7210565A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-02-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CSNS | Application of which complete specification have been accepted and published, but patent is not sealed |