IT1077803B - Catalizzatore con corpo a nido d'api contenente metalli nobili - Google Patents
Catalizzatore con corpo a nido d'api contenente metalli nobiliInfo
- Publication number
- IT1077803B IT1077803B IT47695/77A IT4769577A IT1077803B IT 1077803 B IT1077803 B IT 1077803B IT 47695/77 A IT47695/77 A IT 47695/77A IT 4769577 A IT4769577 A IT 4769577A IT 1077803 B IT1077803 B IT 1077803B
- Authority
- IT
- Italy
- Prior art keywords
- catalyst containing
- noble metals
- honeycomb body
- containing noble
- body catalyst
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title 1
- 229910000510 noble metal Inorganic materials 0.000 title 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
- B01D53/9445—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
- B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
- B01J23/892—Nickel and noble metals
-
- 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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/024—Multiple impregnation or coating
-
- 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)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762602038 DE2602038A1 (de) | 1976-01-21 | 1976-01-21 | Edelmetallenthaltender wabenkoerperkatalysator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1077803B true IT1077803B (it) | 1985-05-04 |
Family
ID=5967856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT47695/77A IT1077803B (it) | 1976-01-21 | 1977-01-19 | Catalizzatore con corpo a nido d'api contenente metalli nobili |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5290490A (no) |
| BE (1) | BE850567A (no) |
| CA (1) | CA1083556A (no) |
| CH (1) | CH631086A5 (no) |
| DE (1) | DE2602038A1 (no) |
| DK (1) | DK22377A (no) |
| FR (1) | FR2338744A1 (no) |
| GB (1) | GB1517122A (no) |
| IT (1) | IT1077803B (no) |
| NL (1) | NL7700577A (no) |
| SE (1) | SE7700584L (no) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3067028D1 (en) * | 1979-11-06 | 1984-04-19 | Exxon Research Engineering Co | Non-ferrous group viii aluminium coprecipitated hydrogenation catalysts, process for preparing these catalysts and their use in hydrogenation processes |
| JPS6135853A (ja) * | 1984-07-27 | 1986-02-20 | Nikki Universal Co Ltd | 防毒マスク用一酸化炭素除去触媒 |
| DE3539125C1 (de) * | 1985-11-05 | 1987-01-02 | Hoechst Ag | Verfahren zur Herstellung eines Traegerkatalysators |
| KR102211944B1 (ko) * | 2019-04-04 | 2021-02-03 | 희성촉매 주식회사 | 귀금속 박층을 최상층으로 포함하는 다층구조의 배기가스 정화용 촉매 및 이의 제조방법 |
| RU2737698C1 (ru) * | 2020-05-14 | 2020-12-02 | Общество с ограниченной ответственностью "Экострим" | Применение агарозы в качестве загустителя водного раствора соединения платиноида при изготовлении катализатора, способ изготовления катализатора и водный раствор соединения платиноида для получения каталитического слоя на подложке при изготовлении катализатора |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2153652A5 (en) * | 1971-09-20 | 1973-05-04 | Azote & Prod Chim | Catalyst for treating exhaust gases from ic engines - - contg nickel oxide and platinum |
| US3898181A (en) * | 1973-02-08 | 1975-08-05 | Monsanto Co | Layered rhodium and nickel |
-
1976
- 1976-01-21 DE DE19762602038 patent/DE2602038A1/de not_active Withdrawn
-
1977
- 1977-01-14 CH CH49577A patent/CH631086A5/de not_active IP Right Cessation
- 1977-01-17 GB GB1689/77A patent/GB1517122A/en not_active Expired
- 1977-01-19 IT IT47695/77A patent/IT1077803B/it active
- 1977-01-20 SE SE7700584A patent/SE7700584L/xx not_active Application Discontinuation
- 1977-01-20 BE BE174232A patent/BE850567A/xx not_active IP Right Cessation
- 1977-01-20 NL NL7700577A patent/NL7700577A/xx not_active Application Discontinuation
- 1977-01-20 DK DK22377A patent/DK22377A/da not_active Application Discontinuation
- 1977-01-20 CA CA270,140A patent/CA1083556A/en not_active Expired
- 1977-01-21 JP JP571477A patent/JPS5290490A/ja active Pending
- 1977-01-21 FR FR7701791A patent/FR2338744A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL7700577A (nl) | 1977-07-25 |
| CH631086A5 (en) | 1982-07-30 |
| GB1517122A (en) | 1978-07-12 |
| DE2602038A1 (de) | 1977-07-28 |
| BE850567A (fr) | 1977-07-20 |
| DK22377A (da) | 1977-07-22 |
| FR2338744B1 (no) | 1982-06-18 |
| JPS5290490A (en) | 1977-07-29 |
| CA1083556A (en) | 1980-08-12 |
| FR2338744A1 (fr) | 1977-08-19 |
| SE7700584L (sv) | 1977-07-22 |
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