CA1101638A - Traitement catalytique - Google Patents

Traitement catalytique

Info

Publication number
CA1101638A
CA1101638A CA288,201A CA288201A CA1101638A CA 1101638 A CA1101638 A CA 1101638A CA 288201 A CA288201 A CA 288201A CA 1101638 A CA1101638 A CA 1101638A
Authority
CA
Canada
Prior art keywords
catalyst
zone
gases
exhaust gases
effluent
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
Application number
CA288,201A
Other languages
English (en)
Inventor
James G. Hansel
John J. Mooney
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Engelhard Minerals and Chemicals Corp
Original Assignee
Engelhard Minerals and Chemicals Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Engelhard Minerals and Chemicals Corp filed Critical Engelhard Minerals and Chemicals Corp
Application granted granted Critical
Publication of CA1101638A publication Critical patent/CA1101638A/fr
Expired legal-status Critical Current

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
    • F01N3/18—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 methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • F01N3/222—Control of additional air supply only, e.g. using by-passes or variable air pump drives using electric valves only
    • 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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features having two or more separate purifying devices arranged in series
    • 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
    • F01N3/18—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 methods of operation; Control
    • F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion
    • 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
    • F01N3/18—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 methods of operation; Control
    • F01N3/22—Control of additional air supply only, e.g. using by-passes or variable air pump drives
    • 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
    • F01N3/2828—Ceramic multi-channel monoliths, e.g. honeycombs
    • 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
    • F01N3/2832—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support granular, e.g. pellets
    • 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
    • F01N2330/06—Ceramic, e.g. monoliths
    • 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
    • F01N2330/08—Granular material
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Ceramic Engineering (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Environmental & Geological Engineering (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Catalysts (AREA)
CA288,201A 1976-10-07 1977-10-05 Traitement catalytique Expired CA1101638A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US73047176A 1976-10-07 1976-10-07
US730,471 1991-07-16

Publications (1)

Publication Number Publication Date
CA1101638A true CA1101638A (fr) 1981-05-26

Family

ID=24935501

Family Applications (1)

Application Number Title Priority Date Filing Date
CA288,201A Expired CA1101638A (fr) 1976-10-07 1977-10-05 Traitement catalytique

Country Status (13)

Country Link
JP (1) JPS5346515A (fr)
AR (1) AR212664A1 (fr)
AU (1) AU518302B2 (fr)
BE (1) BE859454A (fr)
BR (1) BR7706619A (fr)
CA (1) CA1101638A (fr)
DD (1) DD133058A5 (fr)
DE (1) DE2745013A1 (fr)
ES (2) ES462971A1 (fr)
FR (1) FR2367188A1 (fr)
GB (1) GB1584998A (fr)
PL (1) PL201333A1 (fr)
SE (1) SE7711247L (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2460709A1 (fr) * 1979-07-09 1981-01-30 Renault Dispositif de protection de reacteurs catalytiques
USRE33077E (en) * 1980-07-28 1989-10-03 Corning Glass Works Wood burning stove
US4373452A (en) 1980-07-28 1983-02-15 Corning Glass Works Wood burning stove
JPS5890452A (ja) * 1981-11-18 1983-05-30 Nippon Seiko Kk ××××砥石車を使用する研削方法及び研削盤
JP2736099B2 (ja) * 1989-02-06 1998-04-02 株式会社日本触媒 ディーゼルエンジン排ガス浄化用触媒
DE3904550A1 (de) * 1989-02-15 1990-08-16 Siemens Ag Katalysator-formkoerper fuer ein stroemendes fluessiges oder gasfoermiges medium
US6087295A (en) 1992-12-14 2000-07-11 Asec Manufacturing Reduction of NOx in the exhaust gases from internal combustion engines containing excess oxygen
US5894068A (en) * 1992-12-14 1999-04-13 Kharas; Karl C. C. Reduction of NOx in the exhaust gases from internal combustion engines containing excess oxygen
JP2904431B2 (ja) * 1993-03-26 1999-06-14 日本碍子株式会社 排ガス浄化装置
DE19904314A1 (de) * 1999-01-28 2000-08-17 Porsche Ag Abgasanlage mit Katalysatoreinrichtung
RU2164608C1 (ru) * 1999-10-08 2001-03-27 Облонский Евгений Владимирович Устройство для очистки отработавших газов двигателя внутреннего сгорания
FR2827908B1 (fr) * 2001-07-26 2004-02-13 Peugeot Motocycles Sa Systeme de purification des gaz d'echappement d'un moteur thermique a deux temps, notamment pour vehicule a deux roues

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE497441A (fr) * 1949-08-09
DE1542112A1 (de) * 1963-02-07 1972-02-24 Engelhard Ind Inc Verfahren zur katalytischen Umwandlung von gasfoermigen Reaktionsteilnehmern
DE1235666B (de) * 1963-04-03 1967-03-02 Auto Union Gmbh Vorrichtung zum Reinigen von Abgasen aus Brennkraftmaschinen
FR1438944A (fr) * 1965-07-07 1966-05-13 Procédé et dispositif pour la suppression de la toxicité des gaz d'échappement de moteurs à combustion interne et l'enlèvement des composants nauséabonds contenusdans ces gaz
DE1476627A1 (de) * 1966-06-10 1970-04-09 Veit Dr Ing Theodor Verfahren und Einrichtung zur Reinigung von Gasen und Schalldaempfung,insbesondere fuer Abgase von Brennkraftmaschinen
US3599427A (en) * 1969-09-22 1971-08-17 Ford Motor Co Exhaust gas purification
JPS4832764A (fr) * 1971-08-30 1973-05-02
US3791143A (en) * 1971-11-10 1974-02-12 Engelhard Min & Chem Process and apparatus
US3896616A (en) * 1972-04-21 1975-07-29 Engelhard Min & Chem Process and apparatus
IN141845B (fr) * 1973-09-26 1977-04-23 Engelhard Min & Chem
JPS5073022A (fr) * 1973-11-02 1975-06-17

Also Published As

Publication number Publication date
AR212664A1 (es) 1978-08-31
DE2745013A1 (de) 1978-04-13
ES472787A1 (es) 1979-02-16
DD133058A5 (de) 1978-11-29
FR2367188A1 (fr) 1978-05-05
BE859454A (fr) 1978-04-06
AU2942077A (en) 1979-04-12
BR7706619A (pt) 1978-07-18
JPS5346515A (en) 1978-04-26
SE7711247L (sv) 1978-04-08
GB1584998A (en) 1981-02-18
ES462971A1 (es) 1978-12-16
AU518302B2 (en) 1981-09-24
PL201333A1 (pl) 1978-04-24

Similar Documents

Publication Publication Date Title
US6877313B1 (en) Particulate control
US2664340A (en) Catalytic apparatus and method for treating exhaust gases
US6314722B1 (en) Method and apparatus for emission control
US5089236A (en) Variable geometry catalytic converter
US6284211B1 (en) Exhaust gas cleaner and method for removing nitrogen oxides
CA2138133C (fr) Methode pour eliminer les oxydes diazote dans les gaz d'echappement
US20100205936A1 (en) Exhaust gas-purifying apparatus and exhaust gas-purifying method
EP0533460B1 (fr) Dispositif pour la purification des gaz d'échappement des moteurs à combustion interne
CA1101638A (fr) Traitement catalytique
KR20130126749A (ko) 발열 생성 촉매를 포함하는 배기 시스템
US3943709A (en) Substoichiometric air addition to first stage of dual catalyst system
JP2022521131A (ja) 触媒物品、及び排気ガスの処理のためのその使用
US10408102B2 (en) Oxidation catalyst device for exhaust gas purification
EP0707883B1 (fr) Catalyseur et méthode pour la purification de gaz d'échappement
US11859526B2 (en) Exhaust gas purification system for a gasoline engine
EP3639921B1 (fr) Système de purification de gaz d'échappement pour moteur essence
EP3639919A1 (fr) Système de purification de gaz d'échappement pour moteur essence
US7832203B2 (en) Exhaust system for a lean burn internal combustion engine
JPH10184348A (ja) 内燃機関の排気ガス中の窒素酸化物を減少させる方法
EP0546199B1 (fr) Procédé pour la réduction de pollution des chambres de combustion
US3072458A (en) Method of catalytically purifying exhaust gases of internal combustion engines and cyclically regenerating the lead-contaminated catalyst
US4916898A (en) Method for treatment of exhaust gases
US20050016164A1 (en) Exhaust line for an internal combustion engine
US3378334A (en) Oxidation of waste gases in the presence of mixed catalysts
JPS60168538A (ja) ガスおよび高次炭化水素を燃焼および転移させるための触媒並びに酸化窒素還元装置および該触媒を備えた排気ガス後燃え装置

Legal Events

Date Code Title Description
MKEX Expiry