FR1589292A - - Google Patents

Info

Publication number
FR1589292A
FR1589292A FR1589292DA FR1589292A FR 1589292 A FR1589292 A FR 1589292A FR 1589292D A FR1589292D A FR 1589292DA FR 1589292 A FR1589292 A FR 1589292A
Authority
FR
France
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
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1589292A publication Critical patent/FR1589292A/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/30Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/46Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft
    • B29B7/48Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws
    • B29B7/487Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with more than one shaft with intermeshing devices, e.g. screws with consecutive casings or screws, e.g. for feeding, discharging, mixing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/38Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in the same barrel
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/455Screws arranged to convey material towards each other, e.g. separate screws arranged after each other and feeding in opposite directions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/68Barrels or cylinders
    • B29C48/683Barrels or cylinders for more than two screws
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/36Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50Details of extruders
    • B29C48/76Venting, drying means; Degassing means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/04Particle-shaped

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR1589292D 1967-10-21 1968-10-14 Expired FR1589292A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW0045021 1967-10-21

Publications (1)

Publication Number Publication Date
FR1589292A true FR1589292A (enrdf_load_stackoverflow) 1970-03-23

Family

ID=7604302

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1589292D Expired FR1589292A (enrdf_load_stackoverflow) 1967-10-21 1968-10-14

Country Status (2)

Country Link
FR (1) FR1589292A (enrdf_load_stackoverflow)
GB (1) GB1167850A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2834043A1 (de) * 1977-08-05 1979-02-22 Terenzio Bersano Doppelschneckenextruder

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD230826A1 (de) * 1984-03-05 1985-12-11 Univ Dresden Tech Verfahren und extrusionsvorrichtung zur formung fliessfaehiger massen
FR2582982B1 (fr) * 1985-06-05 1987-12-04 Mcneil Akron Repiquet Sarl Machine d'extrusion comportant deux fourreaux superposes
DE3711328C1 (de) * 1987-04-03 1988-03-24 Werner & Pfleiderer Entgasungsvorrichtung fuer Schneckenextruder
DE3817941A1 (de) * 1988-05-27 1989-11-30 Rhodia Ag Extrusionsverfahren und ein-, zwei- oder mehrschneckenextruder
DE3840293A1 (de) * 1988-11-30 1990-05-31 Werner & Pfleiderer Verfahren zum entfernen von verunreinigungen aus polymeren kunststoffen und vorrichtung zur durchfuehrung des verfahrens
DE4128630C1 (enrdf_load_stackoverflow) * 1991-08-29 1992-07-23 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De
IT246782Y1 (it) * 1999-06-11 2002-04-10 Rossa Giovanni Della Estrusore compatto a piu' viti parallele
DE10162076B4 (de) * 2001-12-07 2009-03-05 Kraussmaffei Berstorff Gmbh Mehrfach-Extruderanordnung
EP1473137A1 (de) * 2003-04-30 2004-11-03 Coperion Werner & Pfleiderer GmbH & Co. KG Verfahren zum Aufschmelzen und Homogenisieren von multimodalen und bimodalen Polyolefinen
US12076903B2 (en) 2017-10-05 2024-09-03 Corning Incorporated Screw elements for extrusion apparatus and methods of manufacturing a honeycomb body
WO2019070796A1 (en) 2017-10-05 2019-04-11 Corning Incorporated MIXING ELEMENTS FOR EXTRUSION APPARATUS AND METHODS OF MANUFACTURING HONEYCOMB BODY
DE102018130245B4 (de) * 2018-11-29 2021-12-09 Hb-Feinmechanik Gmbh & Co.Kg Extrusionsvorrichtung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2834043A1 (de) * 1977-08-05 1979-02-22 Terenzio Bersano Doppelschneckenextruder

Also Published As

Publication number Publication date
GB1167850A (en) 1969-10-22

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Legal Events

Date Code Title Description
ST Notification of lapse