IT1024781B - Corpo comprendente canali formati da fogl ondulati, particolarmente per la combustione catalitica dei gas di scarico di motori, e procedimento per la sua fabbricazione - Google Patents

Corpo comprendente canali formati da fogl ondulati, particolarmente per la combustione catalitica dei gas di scarico di motori, e procedimento per la sua fabbricazione

Info

Publication number
IT1024781B
IT1024781B IT70282/74A IT7028274A IT1024781B IT 1024781 B IT1024781 B IT 1024781B IT 70282/74 A IT70282/74 A IT 70282/74A IT 7028274 A IT7028274 A IT 7028274A IT 1024781 B IT1024781 B IT 1024781B
Authority
IT
Italy
Prior art keywords
procedure
manufacturing
exhaust gases
body including
engine exhaust
Prior art date
Application number
IT70282/74A
Other languages
English (en)
Original Assignee
Atomic Energy Authority Uk
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 Atomic Energy Authority Uk filed Critical Atomic Energy Authority Uk
Application granted granted Critical
Publication of IT1024781B publication Critical patent/IT1024781B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material
    • B01D46/521—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material
    • B01D46/525—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material which comprises flutes
    • B01D46/527—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material using folded, pleated material which comprises flutes in wound arrangement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0001—Making filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • 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
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
    • B21D13/10—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form into a peculiar profiling shape
    • 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
    • F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
    • F01N3/2814—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates all sheets, plates or foils being corrugated
    • 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
    • F01N2330/02—Metallic plates or honeycombs, e.g. superposed or rolled-up corrugated or otherwise deformed sheet 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
    • F01N2330/00—Structure of catalyst support or particle filter
    • F01N2330/30—Honeycomb supports characterised by their structural details
    • F01N2330/40—Honeycomb supports characterised by their structural details made of a single sheet, foil or plate
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/496—Multiperforated metal article making
    • Y10T29/49604—Filter

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
IT70282/74A 1973-11-08 1974-11-07 Corpo comprendente canali formati da fogl ondulati, particolarmente per la combustione catalitica dei gas di scarico di motori, e procedimento per la sua fabbricazione IT1024781B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB51977/73A GB1491445A (en) 1973-11-08 1973-11-08 Catalyst bodies and methods of manufacturing such bodies

Publications (1)

Publication Number Publication Date
IT1024781B true IT1024781B (it) 1978-07-20

Family

ID=10462168

Family Applications (1)

Application Number Title Priority Date Filing Date
IT70282/74A IT1024781B (it) 1973-11-08 1974-11-07 Corpo comprendente canali formati da fogl ondulati, particolarmente per la combustione catalitica dei gas di scarico di motori, e procedimento per la sua fabbricazione

Country Status (7)

Country Link
US (1) US3992330A (it)
JP (1) JPS5089256A (it)
DE (1) DE2452908A1 (it)
FR (1) FR2250570B1 (it)
GB (1) GB1491445A (it)
IT (1) IT1024781B (it)
SE (1) SE7414010L (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1546097A (en) * 1975-08-20 1979-05-16 Atomic Energy Authority Uk Fabricating catalyst bodies
GB1531134A (en) * 1975-08-20 1978-11-01 Atomic Energy Authority Uk Methods of fabricating bodies and to bodies so fabricated
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
US4196099A (en) * 1978-02-10 1980-04-01 Matthey Bishop, Inc. Catalyst comprising a metal substrate
US4289652A (en) * 1978-02-10 1981-09-15 Johnson Matthey Inc. Catalyst comprising a metal substrate
US4300956A (en) * 1980-04-14 1981-11-17 Matthey Bishop, Inc. Method of preparing a metal substrate for use in a catalytic converter
US4318888A (en) * 1980-07-10 1982-03-09 General Motors Corporation Wound foil structure comprising distinct catalysts
US4382323A (en) * 1980-07-10 1983-05-10 General Motors Corporation Method for manufacturing a wound foil structure comprising distinct catalysts
GB2123316B (en) * 1982-07-14 1985-10-23 Atomic Energy Authority Uk Substrates for electronic devices
US4753919A (en) * 1987-03-23 1988-06-28 W. R. Grace & Co. Method for optimizing stacking characteristics of corrugated metal foil
US4748838A (en) * 1987-05-18 1988-06-07 W. R. Grace & Co. Process for making obliquely corrugated thin metal strips
US5026273A (en) * 1988-07-15 1991-06-25 W. R. Grace & Co.-Conn. High temperature combuster
US5202303A (en) * 1989-02-24 1993-04-13 W. R. Grace & Co.-Conn. Combustion apparatus for high-temperature environment
US5346389A (en) * 1989-02-24 1994-09-13 W. R. Grace & Co.-Conn. Combustion apparatus for high-temperature environment
US5146744A (en) * 1991-03-13 1992-09-15 W. R. Grace & Co.-Conn. Electrically heatable catalytic converter insert
US5170624A (en) * 1991-04-05 1992-12-15 W. R. Grace & Co.-Conn. Composite catalytic converter
US5240682A (en) * 1991-05-06 1993-08-31 W. R. Grace & Co.-Conn Reinforced corrugated thin metal foil strip useful in a catalytic converter core, a catalytic converter core containing said strip and an electrically heatable catalytic converter containing said core
US5177961A (en) * 1991-06-26 1993-01-12 W. R. Grace & Co.-Conn. Upstream collimator for electrically heatable catalytic converter
US5140812A (en) * 1991-11-05 1992-08-25 W. R. Grace & Co.-Conn. Core for an electrically heatable catalytic converter
US5328359A (en) * 1992-05-19 1994-07-12 W. R. Grace & Co.-Conn. Ignition stage for a high temperature combustor
US5393586A (en) * 1992-10-27 1995-02-28 Corning Incorporated Localized electrical heating of honeycomb structures
US5449541A (en) * 1992-10-27 1995-09-12 Corning Incorporated Electrically heatable honeycomb structures
US5814164A (en) * 1994-11-09 1998-09-29 American Scientific Materials Technologies L.P. Thin-walled, monolithic iron oxide structures made from steels, and methods for manufacturing such structures
US6045628A (en) * 1996-04-30 2000-04-04 American Scientific Materials Technologies, L.P. Thin-walled monolithic metal oxide structures made from metals, and methods for manufacturing such structures
US5846495A (en) * 1995-07-12 1998-12-08 Engelhard Corporation Structure for converter body
US5735158A (en) * 1996-10-10 1998-04-07 Engelhard Corporation Method and apparatus for skew corrugating foil
DE19756807C2 (de) * 1997-12-19 2002-09-05 Spaeth Michael Verfahren zur Herstellung von Füllkörpern aus Streckmetall
US6461562B1 (en) 1999-02-17 2002-10-08 American Scientific Materials Technologies, Lp Methods of making sintered metal oxide articles
US7220699B2 (en) * 2003-03-31 2007-05-22 Intelligent Energy, Inc. Catalyst incorporation in a microreactor
US7320778B2 (en) * 2004-07-21 2008-01-22 Catacel Corp. High-performance catalyst support
GB2435058B (en) * 2006-02-10 2010-08-04 Kingspan Res & Dev Ltd Composite panel and decorative seal
EP2505800A1 (en) 2011-03-30 2012-10-03 Scambia Industrial Developments AG Unit for reducing the emission of pollutants contained in the exhaust gas of an internal combustion engine

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US574157A (en) * 1896-12-29 ljtjngstrom
US1113151A (en) * 1912-10-08 1914-10-06 Chisholm Process Oil Refining Company Apparatus for making lard substitute.
US1639133A (en) * 1926-01-25 1927-08-16 Oscar V Greene Filter element
US2763906A (en) * 1951-11-19 1956-09-25 Harrison D Sterick Ingot mold insert and method of making the same
US3086625A (en) * 1959-03-19 1963-04-23 Triar Inc Cellular core and method of making same
US3208131A (en) * 1961-03-22 1965-09-28 Universal Oil Prod Co Rigid catalytic metallic unit and method for the production thereof
US3470053A (en) * 1965-02-19 1969-09-30 Hexcel Corp Method and apparatus for making corrugated material structure
US3755204A (en) * 1970-10-22 1973-08-28 Grace W R & Co Porous ceramic-exhaust oxidation catalyst
US3712856A (en) * 1970-12-02 1973-01-23 E Betz Metallic catalyst and aluminum oxide containing supports from acid leached alloys
US3785781A (en) * 1971-10-04 1974-01-15 Universal Oil Prod Co Apparatus for catalytically converting fluid

Also Published As

Publication number Publication date
DE2452908A1 (de) 1975-05-15
US3992330A (en) 1976-11-16
JPS5089256A (it) 1975-07-17
DE2452908C2 (it) 1987-08-13
SE7414010L (it) 1975-05-09
FR2250570B1 (it) 1981-02-06
GB1491445A (en) 1977-11-09
FR2250570A1 (it) 1975-06-06

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