EP1092846A3 - Hydrodynamically optimized catalytic body - Google Patents
Hydrodynamically optimized catalytic body Download PDFInfo
- Publication number
- EP1092846A3 EP1092846A3 EP00121383A EP00121383A EP1092846A3 EP 1092846 A3 EP1092846 A3 EP 1092846A3 EP 00121383 A EP00121383 A EP 00121383A EP 00121383 A EP00121383 A EP 00121383A EP 1092846 A3 EP1092846 A3 EP 1092846A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- catalytic body
- hydrodynamically optimized
- optimized catalytic
- inflow
- outflow
- 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.)
- Granted
Links
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
- F01N3/2807—Metal other than sintered metal
-
- 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
-
- 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
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/18—Structure or shape of gas passages, pipes or tubes the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19949568 | 1999-10-14 | ||
DE19949568A DE19949568A1 (en) | 1999-10-14 | 1999-10-14 | Hydrodynamically optimized catalytic molded body |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1092846A2 EP1092846A2 (en) | 2001-04-18 |
EP1092846A3 true EP1092846A3 (en) | 2003-06-25 |
EP1092846B1 EP1092846B1 (en) | 2005-04-06 |
Family
ID=7925652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00121383A Expired - Lifetime EP1092846B1 (en) | 1999-10-14 | 2000-10-12 | Hydrodynamically optimized catalytic body |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1092846B1 (en) |
JP (1) | JP2001162178A (en) |
AT (1) | ATE292745T1 (en) |
DE (2) | DE19949568A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10021166A1 (en) * | 2000-04-29 | 2001-11-08 | Univ Stuttgart | Catalyst matrix used for purifying IC engine exhaust gases has a longitudinal axis running in the main flow direction of the exhaust gases, a bent inlet surface, and an outlet surface |
US20020076365A1 (en) * | 2000-12-14 | 2002-06-20 | Detroit Diesel Corporation | Emission control catalyst assembly for an engine of a motor vehicle |
FR2876145A1 (en) * | 2004-10-05 | 2006-04-07 | Renault Sas | Exhaust gas pollution control device for internal combustion engine of motor vehicle, has porous monolith on which gas, discharged by engine, arrives, and having inlet side equipped with protrusion presenting hemi-spherical dome shape |
DE102005042057A1 (en) * | 2005-09-05 | 2007-03-08 | Robert Bosch Gmbh | Filter element with improved soot distribution |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2201881A1 (en) * | 1972-01-15 | 1973-07-19 | Volkswagenwerk Ag | Porous block exhaust gas catalyst - tapered at its end(s) to improve gas flow profile through the block |
DE2364425A1 (en) * | 1973-12-22 | 1975-07-10 | Boysen Friedrich Kg | Catalyst chamber construction - for a monolithic catalyst used in after-burning of unburnt constituents in exhaust gases |
US3910850A (en) * | 1973-12-19 | 1975-10-07 | Grace W R & Co | Contoured monolithic substrate |
EP0818613A1 (en) * | 1996-07-08 | 1998-01-14 | Corning Incorporated | Exhaust gas purifying system |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2428964A1 (en) | 1974-06-15 | 1976-01-02 | Bosch Gmbh Robert | Reactor insert for exhaust gas detoxification - with conically tapering inlet end |
US3964875A (en) | 1974-12-09 | 1976-06-22 | Corning Glass Works | Swirl exhaust gas flow distribution for catalytic conversion |
JPS62152014U (en) | 1986-03-18 | 1987-09-26 | ||
JP2664118B2 (en) | 1992-11-20 | 1997-10-15 | 日本碍子株式会社 | Curved honeycomb structure |
DE19749379A1 (en) | 1997-11-07 | 1999-05-20 | Emitec Emissionstechnologie | Catalyst carrier body with improved heat radiation |
-
1999
- 1999-10-14 DE DE19949568A patent/DE19949568A1/en not_active Withdrawn
-
2000
- 2000-10-12 AT AT00121383T patent/ATE292745T1/en not_active IP Right Cessation
- 2000-10-12 DE DE50009972T patent/DE50009972D1/en not_active Expired - Fee Related
- 2000-10-12 EP EP00121383A patent/EP1092846B1/en not_active Expired - Lifetime
- 2000-10-13 JP JP2000312998A patent/JP2001162178A/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2201881A1 (en) * | 1972-01-15 | 1973-07-19 | Volkswagenwerk Ag | Porous block exhaust gas catalyst - tapered at its end(s) to improve gas flow profile through the block |
US3910850A (en) * | 1973-12-19 | 1975-10-07 | Grace W R & Co | Contoured monolithic substrate |
DE2364425A1 (en) * | 1973-12-22 | 1975-07-10 | Boysen Friedrich Kg | Catalyst chamber construction - for a monolithic catalyst used in after-burning of unburnt constituents in exhaust gases |
EP0818613A1 (en) * | 1996-07-08 | 1998-01-14 | Corning Incorporated | Exhaust gas purifying system |
Also Published As
Publication number | Publication date |
---|---|
EP1092846A2 (en) | 2001-04-18 |
JP2001162178A (en) | 2001-06-19 |
DE50009972D1 (en) | 2005-05-12 |
DE19949568A1 (en) | 2001-04-19 |
EP1092846B1 (en) | 2005-04-06 |
ATE292745T1 (en) | 2005-04-15 |
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