GB1438784A - Methods of manufacturing catalytic supports for exhaust mufflers and supports thus obtained - Google Patents

Methods of manufacturing catalytic supports for exhaust mufflers and supports thus obtained

Info

Publication number
GB1438784A
GB1438784A GB2792673A GB2792673A GB1438784A GB 1438784 A GB1438784 A GB 1438784A GB 2792673 A GB2792673 A GB 2792673A GB 2792673 A GB2792673 A GB 2792673A GB 1438784 A GB1438784 A GB 1438784A
Authority
GB
United Kingdom
Prior art keywords
fibres
substrate
supports
binder
layers
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
GB2792673A
Other languages
English (en)
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.)
Automobiles Peugeot SA
Renault SAS
Regie Nationale des Usines Renault
Original Assignee
Automobiles Peugeot SA
Renault SAS
Regie Nationale des Usines Renault
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 Automobiles Peugeot SA, Renault SAS, Regie Nationale des Usines Renault filed Critical Automobiles Peugeot SA
Publication of GB1438784A publication Critical patent/GB1438784A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
    • 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
    • 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
    • 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)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
GB2792673A 1972-08-08 1973-06-12 Methods of manufacturing catalytic supports for exhaust mufflers and supports thus obtained Expired GB1438784A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7228596A FR2196008A5 (ja) 1972-08-08 1972-08-08

Publications (1)

Publication Number Publication Date
GB1438784A true GB1438784A (en) 1976-06-09

Family

ID=9103027

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2792673A Expired GB1438784A (en) 1972-08-08 1973-06-12 Methods of manufacturing catalytic supports for exhaust mufflers and supports thus obtained

Country Status (4)

Country Link
JP (1) JPS5124466B2 (ja)
FR (1) FR2196008A5 (ja)
GB (1) GB1438784A (ja)
IT (1) IT990847B (ja)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2815808A1 (fr) * 2000-10-24 2002-04-26 Renault Echangeur thermique comportant un bloc de fibres metalliques formant resistance electrique et procede pour la fabrication d'un tel echangeur
US8679415B2 (en) 2009-08-10 2014-03-25 Unifrax I Llc Variable basis weight mounting mat or pre-form and exhaust gas treatment device
US8734726B2 (en) 2009-12-17 2014-05-27 Unifrax I Llc Multilayer mounting mat for pollution control devices
US8765069B2 (en) 2010-08-12 2014-07-01 Unifrax I Llc Exhaust gas treatment device
US8926911B2 (en) 2009-12-17 2015-01-06 Unifax I LLC Use of microspheres in an exhaust gas treatment device mounting mat
US9120703B2 (en) 2010-11-11 2015-09-01 Unifrax I Llc Mounting mat and exhaust gas treatment device
US9631529B2 (en) 2009-04-21 2017-04-25 Saffil Automotive Limited Erosion resistant mounting mats
US9650935B2 (en) 2009-12-01 2017-05-16 Saffil Automotive Limited Mounting mat
US9816420B2 (en) 2009-12-17 2017-11-14 Unifrax I Llc Mounting mat for exhaust gas treatment device
US9924564B2 (en) 2010-11-11 2018-03-20 Unifrax I Llc Heated mat and exhaust gas treatment device
US11684903B2 (en) 2018-10-24 2023-06-27 Daniel Shafer Microscale chemical reactors

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2733640C3 (de) * 1977-07-26 1981-04-30 Süddeutsche Kühlerfabrik Julius Fr. Behr GmbH & Co KG, 7000 Stuttgart Matrix für einen katalytischen Reaktor zur Abgasreinigung bei Brennkraftmaschinen
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

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2815808A1 (fr) * 2000-10-24 2002-04-26 Renault Echangeur thermique comportant un bloc de fibres metalliques formant resistance electrique et procede pour la fabrication d'un tel echangeur
US9631529B2 (en) 2009-04-21 2017-04-25 Saffil Automotive Limited Erosion resistant mounting mats
US8679415B2 (en) 2009-08-10 2014-03-25 Unifrax I Llc Variable basis weight mounting mat or pre-form and exhaust gas treatment device
US9650935B2 (en) 2009-12-01 2017-05-16 Saffil Automotive Limited Mounting mat
US8734726B2 (en) 2009-12-17 2014-05-27 Unifrax I Llc Multilayer mounting mat for pollution control devices
US8926911B2 (en) 2009-12-17 2015-01-06 Unifax I LLC Use of microspheres in an exhaust gas treatment device mounting mat
US9816420B2 (en) 2009-12-17 2017-11-14 Unifrax I Llc Mounting mat for exhaust gas treatment device
US8765069B2 (en) 2010-08-12 2014-07-01 Unifrax I Llc Exhaust gas treatment device
US8992846B2 (en) 2010-08-12 2015-03-31 Unifrax I Llc Exhaust gas treatment device
US9120703B2 (en) 2010-11-11 2015-09-01 Unifrax I Llc Mounting mat and exhaust gas treatment device
US9924564B2 (en) 2010-11-11 2018-03-20 Unifrax I Llc Heated mat and exhaust gas treatment device
US11684903B2 (en) 2018-10-24 2023-06-27 Daniel Shafer Microscale chemical reactors

Also Published As

Publication number Publication date
FR2196008A5 (ja) 1974-03-08
DE2339866B2 (de) 1976-02-26
DE2339866A1 (de) 1974-02-21
IT990847B (it) 1975-07-10
JPS5124466B2 (ja) 1976-07-24
JPS4953581A (ja) 1974-05-24

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee