IT1027521B - Struttura refrattaria di supporto per catalizzatori e processo di sua preparazione - Google Patents
Struttura refrattaria di supporto per catalizzatori e processo di sua preparazioneInfo
- Publication number
- IT1027521B IT1027521B IT21455/74A IT2145574A IT1027521B IT 1027521 B IT1027521 B IT 1027521B IT 21455/74 A IT21455/74 A IT 21455/74A IT 2145574 A IT2145574 A IT 2145574A IT 1027521 B IT1027521 B IT 1027521B
- Authority
- IT
- Italy
- Prior art keywords
- catalysts
- preparation
- support structure
- refractory support
- refractory
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
- F01N3/2825—Ceramics
-
- 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
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
-
- 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
-
- 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
-
- 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
- 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
- B01J35/58—Fabrics or filaments
-
- 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
- B01J37/08—Heat treatment
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
- F01N3/2835—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support fibrous
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2839—Arrangements for mounting catalyst support in housing, e.g. with means for compensating thermal expansion or vibration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2330/00—Structure of catalyst support or particle filter
- F01N2330/10—Fibrous material, e.g. mineral or metallic wool
- F01N2330/101—Fibrous material, e.g. mineral or metallic wool using binders, e.g. to form a permeable mat, paper or the like
- F01N2330/102—Fibrous material, e.g. mineral or metallic wool using binders, e.g. to form a permeable mat, paper or the like fibrous material being fiber reinforced polymer made of plastic matrix reinforced by fine glass or in the form of a loose mass of filaments or fibers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2350/00—Arrangements for fitting catalyst support or particle filter element in the housing
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Environmental & Geological Engineering (AREA)
- Ceramic Engineering (AREA)
- Thermal Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Catalysts (AREA)
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Laminated Bodies (AREA)
- Glass Compositions (AREA)
- Exhaust Gas After Treatment (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US35159173A | 1973-04-16 | 1973-04-16 | |
US36772573A | 1973-06-07 | 1973-06-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1027521B true IT1027521B (it) | 1978-12-20 |
Family
ID=26997165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21455/74A IT1027521B (it) | 1973-04-16 | 1974-04-16 | Struttura refrattaria di supporto per catalizzatori e processo di sua preparazione |
Country Status (11)
Country | Link |
---|---|
JP (2) | JPS5121807B2 (it) |
AU (1) | AU6789774A (it) |
BE (1) | BE813792A (it) |
CH (1) | CH577436A5 (it) |
DE (1) | DE2418255A1 (it) |
ES (1) | ES425365A1 (it) |
FR (1) | FR2225203B1 (it) |
GB (1) | GB1465205A (it) |
IT (1) | IT1027521B (it) |
LU (1) | LU69865A1 (it) |
NL (1) | NL7405123A (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50136293A (it) * | 1974-04-16 | 1975-10-29 | Du Pont | |
DE2902779C2 (de) * | 1979-01-25 | 1985-09-26 | Süddeutsche Kühlerfabrik Julius Fr. Behr GmbH & Co. KG, 7000 Stuttgart | Matrix für einen katalytischen Reaktor zur Abgasreinigung bei Brennkraftmaschinen |
US4220633A (en) * | 1979-04-30 | 1980-09-02 | The Babcock & Wilcox Company | Filter house and method for simultaneously removing NOx and particulate matter from a gas stream |
JPS5741487U (it) * | 1980-08-13 | 1982-03-06 | ||
DE3305297C2 (de) * | 1983-02-16 | 1987-02-26 | Siemens AG, 1000 Berlin und 8000 München | Haubenförmiger Lagerschild |
US5057482A (en) * | 1988-12-15 | 1991-10-15 | Matsushita Electric Industrial Co., Ltd. | Catalytic composite for purifying exhaust gases and a method for preparing the same |
-
1974
- 1974-04-12 FR FR7412947A patent/FR2225203B1/fr not_active Expired
- 1974-04-16 LU LU69865A patent/LU69865A1/xx unknown
- 1974-04-16 DE DE2418255A patent/DE2418255A1/de not_active Ceased
- 1974-04-16 AU AU67897/74A patent/AU6789774A/en not_active Expired
- 1974-04-16 NL NL7405123A patent/NL7405123A/xx unknown
- 1974-04-16 CH CH519474A patent/CH577436A5/xx not_active IP Right Cessation
- 1974-04-16 BE BE143268A patent/BE813792A/xx unknown
- 1974-04-16 IT IT21455/74A patent/IT1027521B/it active
- 1974-04-16 JP JP49041793A patent/JPS5121807B2/ja not_active Expired
- 1974-04-16 JP JP49041792A patent/JPS5121806B2/ja not_active Expired
- 1974-04-16 ES ES425365A patent/ES425365A1/es not_active Expired
- 1974-04-16 GB GB1667674A patent/GB1465205A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5010305A (it) | 1975-02-03 |
JPS5069107A (it) | 1975-06-09 |
AU6789774A (en) | 1975-10-16 |
BE813792A (fr) | 1974-10-16 |
GB1465205A (en) | 1977-02-23 |
DE2418255A1 (de) | 1974-10-31 |
JPS5121807B2 (it) | 1976-07-05 |
CH577436A5 (it) | 1976-07-15 |
LU69865A1 (it) | 1974-11-21 |
ES425365A1 (es) | 1976-12-16 |
FR2225203B1 (it) | 1978-01-20 |
JPS5121806B2 (it) | 1976-07-05 |
NL7405123A (it) | 1974-10-18 |
FR2225203A1 (it) | 1974-11-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT1054150B (it) | Processo per il frazionamento di sangue | |
IT1026993B (it) | Processo per la preparazione di catalizzatori di polimerizzazione e catalizzatori cosi ottenuti | |
IT1017280B (it) | Processo per la preparazione di n vinilcarbonamidi secondarie | |
RO69607A (ro) | Procedeu pentru prepararea unor 3-carbamoiloximetilcefalosporine | |
IT1003942B (it) | Procedimento per la produzione di catalizzatore e prodotto ottenuto | |
IT1015739B (it) | Struttura di supporto per gru | |
IT1053416B (it) | Catalizzatore supportato al rutenio e procedimento per la sua produzione ed applicazione | |
IT1022048B (it) | Processo per la preparazione di perfluorononani | |
IT1026827B (it) | Processo e mezzo per l attivazione di colesterinossidasi | |
IT968647B (it) | Struttura di supporto per cataliz zatori e metodo per la sua produ zione | |
IT979201B (it) | Processo per la preparazione di difenoli | |
IT1027521B (it) | Struttura refrattaria di supporto per catalizzatori e processo di sua preparazione | |
IT1008944B (it) | Processo per la preparazione di gas | |
IT1015724B (it) | Procedimento di idrodeparaffina zione catalitica | |
IT1007120B (it) | Processo per la preparazione di vinilcloruro | |
IT1006377B (it) | Supporto per catalizzatore e pro cedimento per la fabbricazione dello stesso | |
BR7409999A (pt) | Processo de obtencao de poli-n-aiquil-iminoalanos | |
BR7406193D0 (pt) | Pigmentos ceramicos contendo praseodimio e processo para sua preparacao | |
BR7410291A (pt) | Composicao de catalisador e processo para sua preparacao | |
IT1008995B (it) | Processo per la preparazione di butindiolo | |
IT962112B (it) | Catalizzatore al platino e procedi mento per la sua produzione ed applicazione | |
IT1012820B (it) | Processo per la preparazione di 1 cloroantrachinone | |
IT1002988B (it) | Processo per la preparazione di coloranti stirilici | |
IT1009559B (it) | Catalizzatore di base di ossidi e procedimento per la sua preparazio ne | |
IT1007947B (it) | Catalizzatore di ammossidazione e processo di sua preparazione |