AR128140A1 - Dispositivo y procedimiento para la fabricación por extrusión de un soporte poroso con un canal central rectilíneo, y canales no rectilíneos - Google Patents

Dispositivo y procedimiento para la fabricación por extrusión de un soporte poroso con un canal central rectilíneo, y canales no rectilíneos

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Publication number
AR128140A1
AR128140A1 ARP220103623A ARP220103623A AR128140A1 AR 128140 A1 AR128140 A1 AR 128140A1 AR P220103623 A ARP220103623 A AR P220103623A AR P220103623 A ARP220103623 A AR P220103623A AR 128140 A1 AR128140 A1 AR 128140A1
Authority
AR
Argentina
Prior art keywords
rectilinear
extrusion
punch
procedure
central channel
Prior art date
Application number
ARP220103623A
Other languages
English (en)
Inventor
Philippe Lescoche
Jrme Anquetil
Original Assignee
Tech Avancees Et Membranes Industrielles
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 Tech Avancees Et Membranes Industrielles filed Critical Tech Avancees Et Membranes Industrielles
Publication of AR128140A1 publication Critical patent/AR128140A1/es

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/20—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded
    • B28B3/26—Extrusion dies
    • B28B3/269—For multi-channeled structures, e.g. honeycomb structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/06—Tubular membrane modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D63/00—Apparatus in general for separation processes using semi-permeable membranes
    • B01D63/16—Rotary, reciprocated or vibrated modules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/04—Tubular membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/301—Extrusion nozzles or dies having reciprocating, oscillating or rotating parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • C—CHEMISTRY; METALLURGY
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    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62625—Wet mixtures
    • C04B35/6263—Wet mixtures characterised by their solids loadings, i.e. the percentage of solids
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    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/634—Polymers
    • C04B35/63448—Polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B35/63488—Polyethers, e.g. alkylphenol polyglycolether, polyethylene glycol [PEG], polyethylene oxide [PEO]
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    • C04B2235/602—Making the green bodies or pre-forms by moulding
    • C04B2235/6021—Extrusion moulding

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)

Abstract

Dispositivo y procedimiento para la fabricación por extrusión de un soporte poroso con un canal central rectilíneo, y canales no rectilíneos. La invención se refiere a un dispositivo para la fabricación por extrusión, de un soporte tubular poroso a partir de una composición cerámica, y el dispositivo comprende: una boquilla de extrusión fija (6) en la cual se ha montado un portapunzones (7) provisto de un punzón rectilíneo centrado (8a) y de, al menos, un punzón (8) con una forma helicoidal enrollada alrededor de un eje de simetría (X) de acuerdo con un sentido de enrollado y un paso de enrollado; un sistema de arrastre en rotación (10) del portapunzones (7) alrededor de dicho eje de simetría (X) de acuerdo con un sentido de rotación inversa al sentido de enrollado del o de los punzones (8), y de acuerdo con una velocidad de rotación sincronizada con la velocidad lineal de extrusión de la composición cerámica.
ARP220103623A 2021-12-30 2022-12-28 Dispositivo y procedimiento para la fabricación por extrusión de un soporte poroso con un canal central rectilíneo, y canales no rectilíneos AR128140A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2114677A FR3131544B1 (fr) 2021-12-30 2021-12-30 Dispositif et procédé pour la fabrication par extrusion d’un support poreux avec un canal central rectiligne et des canaux non rectilignes

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DE4134223C1 (es) 1991-10-16 1992-11-12 Stora Feldmuehle Ag, 4000 Duesseldorf, De
EP0634959B1 (de) * 1992-04-08 1997-03-26 Gühring, Jörg, Dr. Verfahren und vorrichtung zur kontinuierlichen herstellung von zylindrischen stäben mit zumindest einem innenliegenden, wendelförmigen kanal, und nach diesem verfahren hergestellter sinterrohling
GB9504908D0 (en) 1995-03-10 1995-04-26 Bellhouse Brian John Filter
FR2736843B1 (fr) 1995-07-19 1997-09-26 Centre Nat Rech Scient Tube poreux a empreintes pour filtration tangentielle
FR2741822B1 (fr) 1995-12-05 1998-02-20 Tami Ind Element tubulaire inorganique de filtration comportant des canaux de section non circulaire presentant des profils optimises
FR2741821B1 (fr) 1995-12-05 1998-02-20 Tami Ind Element tubulaire inorganique de filtration presentant une surface de filtration et une resistance mecanique accrues
US5641332A (en) 1995-12-20 1997-06-24 Corning Incorporated Filtraion device with variable thickness walls
FR2785831B1 (fr) 1998-11-18 2001-11-23 Orelis Support monolithe poreux d'un element de filtration et element de filtration
FR2805331B1 (fr) 2000-02-21 2002-05-31 Ceramiques Tech Soc D Element multicanal et procede de fabrication d'un tel element
FR2898513B1 (fr) 2006-03-14 2008-06-13 Orelis Element de filtration.
FR3060410B1 (fr) * 2016-12-21 2019-05-24 Technologies Avancees Et Membranes Industrielles Element de separation par flux tangentiel integrant des canaux flexueux
FR3088832B1 (fr) * 2018-11-27 2022-01-14 Tech Avancees Et Membranes Industrielles Procédé de fabrication par addition de matière de supports inorganiques de filtration et membrane obtenue

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FR3131544A1 (fr) 2023-07-07
WO2023126608A1 (fr) 2023-07-06

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