IT1103106B - Composizioni catalitiche e procedimento per la loro produzione ed applicazione in particolare per depurare gas di scarico - Google Patents
Composizioni catalitiche e procedimento per la loro produzione ed applicazione in particolare per depurare gas di scaricoInfo
- Publication number
- IT1103106B IT1103106B IT47533/78A IT4753378A IT1103106B IT 1103106 B IT1103106 B IT 1103106B IT 47533/78 A IT47533/78 A IT 47533/78A IT 4753378 A IT4753378 A IT 4753378A IT 1103106 B IT1103106 B IT 1103106B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- production
- application
- exhaust gas
- catalytic compositions
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/56—Platinum group metals
- B01J23/63—Platinum group metals with rare earths or actinides
-
- 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
- B01J33/00—Protection of catalysts, e.g. by 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
- 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)
- 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 |
|---|---|---|---|
| US05/757,174 US4206087A (en) | 1977-01-06 | 1977-01-06 | Catalyst for reducing pollutants in waste gas streams and process for preparing the catalyst |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7847533A0 IT7847533A0 (it) | 1978-01-05 |
| IT1103106B true IT1103106B (it) | 1985-10-14 |
Family
ID=25046696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT47533/78A IT1103106B (it) | 1977-01-06 | 1978-01-05 | Composizioni catalitiche e procedimento per la loro produzione ed applicazione in particolare per depurare gas di scarico |
Country Status (16)
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DK144996C (da) * | 1980-05-19 | 1982-12-20 | Haldor Topsoe As | Fremgangsmaade ved udfoerelse af katalytiske eksoterme gasfaseprocesser og fremgangsmaade til fremstilling af en katalysator dertil |
| US4331565A (en) * | 1980-11-28 | 1982-05-25 | General Motors Corporation | Method for forming high surface area catalyst carrier and catalyst using same |
| JPS57209819A (en) * | 1981-06-19 | 1982-12-23 | Nissan Motor Co Ltd | Preparation of active alumina pellet supporting cerium uniformly |
| JPS60110334A (ja) * | 1983-11-21 | 1985-06-15 | Nissan Motor Co Ltd | 排ガス浄化用触媒の製造方法 |
| JPS60110335A (ja) * | 1983-11-21 | 1985-06-15 | Nissan Motor Co Ltd | 排ガス浄化用触媒 |
| 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 |
| US4708946A (en) * | 1985-05-23 | 1987-11-24 | Nippon Shokubai Kagaku Kogyo Co., Ltd. | Catalyst for purifying exhaust gas |
| DE3539125C1 (de) * | 1985-11-05 | 1987-01-02 | Hoechst Ag | Verfahren zur Herstellung eines Traegerkatalysators |
| EP0244127A1 (en) * | 1986-04-16 | 1987-11-04 | Johnson Matthey, Inc., | Method for catalytically controlling exhaust gaz from automobiles |
| US4782039A (en) * | 1986-05-19 | 1988-11-01 | Johnson Matthey, Inc. | Selective catalytic reduction catalyst and a process for preparing the catalyst |
| JP2797306B2 (ja) * | 1987-03-13 | 1998-09-17 | 三菱自動車工業株式会社 | 酸素センサ及び該センサを適用した内燃エンジンの空燃比制御装置 |
| US4839146A (en) * | 1987-04-15 | 1989-06-13 | General Motors Corporation | Catalyst for simultaneous NO decomposition and CO oxidation under cycled operating conditions |
| US4895824A (en) * | 1987-09-08 | 1990-01-23 | W. R. Grace & Co.-Conn. | Add-on hydrogen sulfide trap |
| DE3835184A1 (de) * | 1987-10-30 | 1989-05-11 | Degussa | Platin-freier dreiwegkatalysator |
| CA1329580C (en) * | 1987-12-28 | 1994-05-17 | Pochen Chu | Catalytic cracking catalysts for metals laden feeds |
| US5258340A (en) * | 1991-02-15 | 1993-11-02 | Philip Morris Incorporated | Mixed transition metal oxide catalysts for conversion of carbon monoxide and method for producing the catalysts |
| AU1731195A (en) * | 1994-01-27 | 1995-08-15 | Engelhard Corporation | Process for recovering catalyst supports |
| 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 |
| JP4164884B2 (ja) * | 1997-08-08 | 2008-10-15 | マツダ株式会社 | 排気ガス浄化用触媒 |
| US6497848B1 (en) | 1999-04-02 | 2002-12-24 | Engelhard Corporation | Catalytic trap with potassium component and method of using the same |
| JP3715482B2 (ja) * | 1999-11-04 | 2005-11-09 | エヌ・イーケムキャット株式会社 | 水素含有ガス中の一酸化炭素選択酸化触媒並びに該触媒を用いた一酸化炭素除去方法及び固体高分子電解質型燃料電池システム |
| EP1338335A4 (en) * | 2000-11-08 | 2005-01-19 | Idemitsu Kosan Co | REFORMING CATALYST FOR HYDROCARBONS AND CORRESPONDING REFORMING METHOD |
| US6607704B2 (en) * | 2001-10-18 | 2003-08-19 | Ford Global Technologies, Llc | Sulfur tolerant lean NOx trap |
| JP2011504159A (ja) * | 2007-11-05 | 2011-02-03 | コーニング インコーポレイテッド | セラミックモノリスのための低膨張セメント組成物 |
| JP6662852B2 (ja) * | 2015-04-07 | 2020-03-11 | ユミコア日本触媒株式会社 | 内燃機関排気ガスの浄化触媒及び該触媒を用いた排気ガス浄化方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3565830A (en) * | 1963-02-07 | 1971-02-23 | Engelhard Min & Chem | Coated film of catalytically active oxide on a refractory support |
| FR2140575B1 (US08177716-20120515-C00003.png) * | 1971-06-11 | 1977-12-23 | Grace W R Ltd | |
| US3741725A (en) * | 1971-08-12 | 1973-06-26 | J Graham | Catalytic control of auto exhaust emissions |
| JPS5338714B2 (US08177716-20120515-C00003.png) * | 1971-10-04 | 1978-10-17 | ||
| NL7400525A (US08177716-20120515-C00003.png) * | 1973-01-27 | 1974-07-30 | ||
| US3914376A (en) * | 1973-02-08 | 1975-10-21 | Monsanto Co | Layered rhodium and nickel catalyst for NO{HD x {b reduction |
| JPS5322557B2 (US08177716-20120515-C00003.png) * | 1973-04-13 | 1978-07-10 | ||
| US3848257A (en) * | 1973-11-23 | 1974-11-12 | Bendix Corp | Device for printing coded labels and the like |
-
1977
- 1977-01-06 US US05/757,174 patent/US4206087A/en not_active Expired - Lifetime
- 1977-12-28 DE DE19772758451 patent/DE2758451A1/de active Granted
-
1978
- 1978-01-03 GB GB103/78A patent/GB1594531A/en not_active Expired
- 1978-01-03 MX MX786752U patent/MX5393E/es unknown
- 1978-01-04 CA CA294,299A patent/CA1115682A/en not_active Expired
- 1978-01-04 FR FR7800121A patent/FR2376699A1/fr active Granted
- 1978-01-04 AU AU32157/78A patent/AU517026B2/en not_active Expired
- 1978-01-05 ES ES465813A patent/ES465813A1/es not_active Expired
- 1978-01-05 IT IT47533/78A patent/IT1103106B/it active
- 1978-01-05 DD DD78203114A patent/DD135275A5/xx unknown
- 1978-01-05 AR AR270637A patent/AR222788A1/es active
- 1978-01-05 SE SE7800159A patent/SE448065B/sv not_active IP Right Cessation
- 1978-01-05 JP JP5878A patent/JPS5385791A/ja active Pending
- 1978-01-06 PL PL20386278A patent/PL203862A1/xx unknown
- 1978-01-06 BR BR7800094A patent/BR7800094A/pt unknown
- 1978-01-06 BE BE184171A patent/BE862720A/xx not_active IP Right Cessation
- 1978-10-16 ES ES474247A patent/ES474247A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| MX5393E (es) | 1983-07-08 |
| US4206087A (en) | 1980-06-03 |
| FR2376699A1 (fr) | 1978-08-04 |
| DD135275A5 (de) | 1979-04-25 |
| FR2376699B1 (US08177716-20120515-C00003.png) | 1984-12-14 |
| JPS5385791A (en) | 1978-07-28 |
| ES474247A1 (es) | 1979-12-16 |
| SE7800159L (sv) | 1978-09-04 |
| CA1115682A (en) | 1982-01-05 |
| DE2758451C2 (US08177716-20120515-C00003.png) | 1988-08-18 |
| AU3215778A (en) | 1979-07-12 |
| BE862720A (fr) | 1978-07-06 |
| BR7800094A (pt) | 1978-08-15 |
| GB1594531A (en) | 1981-07-30 |
| PL203862A1 (pl) | 1978-09-25 |
| AU517026B2 (en) | 1981-07-02 |
| AR222788A1 (es) | 1981-06-30 |
| SE448065B (sv) | 1987-01-19 |
| ES465813A1 (es) | 1979-01-01 |
| IT7847533A0 (it) | 1978-01-05 |
| DE2758451A1 (de) | 1978-07-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| IT1103107B (it) | Composizioni catalitiche e procedimento per la loro produzione ed applicazione in particolare per depurare gas di scarico | |
| IT1103106B (it) | Composizioni catalitiche e procedimento per la loro produzione ed applicazione in particolare per depurare gas di scarico | |
| IT1068218B (it) | Catalizzatore polifunzionale in particolare per la depurazione di gas di scarico da combustione | |
| IT7867999A0 (it) | Catalizzatore foggiato particolarmente per la depurazione dei gasdi scarico e procedimento per lasua fabbricazione | |
| IT1035979B (it) | Apparecchiatura catalitica per la depurazione di gas di scarico | |
| IT1093396B (it) | Apparecchiatura per trattare gas di scarico | |
| GB2003045B (en) | Catalyst for purifying gas and method of manufacturing the same | |
| IT1098425B (it) | Perfezionamenti apportati al trattamento di gas | |
| IT1065501B (it) | Procedimento per allontanare ossidi di azoto da gas di scarico mediante riduzione per contatto selettiva | |
| BR7908260A (pt) | Composicao catalisadora e processo para converter gas de sintese | |
| IT7848572A0 (it) | Catalizzatori metallici non pirofori e procedimento per la loro produzione ed applicazione | |
| IT1037985B (it) | Metodo ed impianto per depurare gas di scarico | |
| IT1064134B (it) | Procedimento per la purificazione di gas di scarico industriali | |
| IT1106058B (it) | Procedimento di depurazione di gas di combustione | |
| IT1056395B (it) | Metodo per produrre catalizzatori per il trattamento di gas di scarico | |
| JPS51119421A (en) | One unit type catalyser component for use of exhaust gas purification and the method of its installation | |
| IT1066327B (it) | Processo per ridurre ad azoto innocuo gli nox in un gas di scarico | |
| IT1107493B (it) | Apaprecchio per eliminare gas di rifiuto mediante combustione | |
| IT1035978B (it) | Apparecchiatura catalitica per la depurazione di gas di scarico | |
| IT1076945B (it) | Processo per la depurazione di gas di scarico di automobili | |
| IT1061313B (it) | Metodo ed impianto per la depurazione di gas di scarico | |
| IT1058577B (it) | Catalizzatore composto per depurare gas di scarico contenente ossidi di azoto e metodo per la sua produzione | |
| IT1035977B (it) | Apparecchiatura catalitica per la depurazione di gas di scarico | |
| IT1104157B (it) | Procedimento per depurare gas di scarico | |
| BR7805567A (pt) | Processo para produzir misturas gasosas |