IT1001750B - Dispositivo filtrante per estru sori - Google Patents

Dispositivo filtrante per estru sori

Info

Publication number
IT1001750B
IT1001750B IT31292/73A IT3129273A IT1001750B IT 1001750 B IT1001750 B IT 1001750B IT 31292/73 A IT31292/73 A IT 31292/73A IT 3129273 A IT3129273 A IT 3129273A IT 1001750 B IT1001750 B IT 1001750B
Authority
IT
Italy
Prior art keywords
extractor
filtering device
filtering
Prior art date
Application number
IT31292/73A
Other languages
English (en)
Original Assignee
Kreyenborg J
Kreyenborg U
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 Kreyenborg J, Kreyenborg U filed Critical Kreyenborg J
Application granted granted Critical
Publication of IT1001750B publication Critical patent/IT1001750B/it

Links

Classifications

    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/20—Injection nozzles
    • B29C45/24—Cleaning equipment
    • 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
    • B29C48/256—Exchangeable extruder 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/69—Filters or screens for the moulding material
    • B29C48/691—Arrangements for replacing filters, e.g. with two parallel filters for alternate use
    • B29C48/6912—Arrangements for replacing filters, e.g. with two parallel filters for alternate use the filters being fitted on a single rectilinearly reciprocating slide
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT31292/73A 1972-11-18 1973-11-14 Dispositivo filtrante per estru sori IT1001750B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2256639A DE2256639C2 (de) 1972-11-18 1972-11-18 Filtereinrichtung für Strangpressen und Spritzgießmaschinen

Publications (1)

Publication Number Publication Date
IT1001750B true IT1001750B (it) 1976-04-30

Family

ID=5862096

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31292/73A IT1001750B (it) 1972-11-18 1973-11-14 Dispositivo filtrante per estru sori

Country Status (5)

Country Link
US (1) US3900399A (it)
DE (1) DE2256639C2 (it)
FR (1) FR2207006B1 (it)
GB (1) GB1434659A (it)
IT (1) IT1001750B (it)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4070138A (en) * 1975-07-17 1978-01-24 Plastiflex Company Screen changer apparatus
US4025434A (en) * 1975-10-06 1977-05-24 Bolton-Emerson, Inc. Screen changer with pre-fill screen blocks
DE2719790C2 (de) * 1977-05-03 1987-01-15 Bolton-Emerson, Inc., Lawrence, Mass. Siebwechselvorrichtung und Siebkassette zur Verwendung in einer Siebwechselvorrichtung
CH637872A5 (de) * 1979-01-29 1983-08-31 Schiesser Ag Wechselvorrichtung fuer siebe zum filtrieren von plastischem material.
DE2942849C2 (de) * 1979-10-24 1983-03-17 Joachim Kreyenborg & Co, 4400 Münster Filtereinrichtung für Strangpressen
US4416605A (en) * 1981-05-07 1983-11-22 Kabushiki Kaisha Kobe Seiko Sho Screen/diverter changing mechanism for extruders
AT386802B (de) * 1984-07-23 1988-10-25 Erema Filtriervorrichtung
DE3527173C1 (de) * 1985-07-03 1986-09-11 Kreyenborg Verwaltungen und Beteiligungen KG, 4400 Münster Filtereinrichtung für Strangpressen und Spritzgießmaschinen
US4701118A (en) * 1985-07-03 1987-10-20 Kreyenborg Verwaltungen Und Beteiligungen Kg Apparatus for filtering plasticized materials in extruders
DE3606138C1 (de) * 1986-02-26 1987-05-07 Kreyenborg Verwaltungen Filtereinrichtung fuer Strangpressen und Spritzgiessmaschinen fuer schaeumbare Thermoplasten
JPS63288732A (ja) * 1987-05-20 1988-11-25 Fuji Photo Film Co Ltd 押出成形機用フィルタ交換装置
US4814186A (en) * 1988-02-29 1989-03-21 Beringer Co., Inc. Polymer filtration apparatus
US5246589A (en) * 1991-12-17 1993-09-21 Wellman, Inc. Repaired filtration elements for polymer manufacture
US5417866A (en) * 1993-07-02 1995-05-23 Extek, Inc. Continuous flow polymer filtration apparatus and process
DE4426629C2 (de) * 1994-07-27 1996-10-10 Gneuss Kunststofftechnik Gmbh Filter für Kunststoffschmelzen
DE19524140C1 (de) * 1995-07-03 1997-02-20 Kreyenborg Verwaltungen Filtereinrichtung für Strangpressen und Spritzgießmaschinen
US6010625A (en) * 1997-10-16 2000-01-04 Beringer Llc Screen changer with controlled gap
AT406355B (de) * 1998-08-06 2000-04-25 Bacher Helmut Vorrichtung zur beeinflussung des durchstromes von in den strömungsfähigen zustand erwärmtem kunststoffmaterial durch ein gehäuse
DE102004022776A1 (de) * 2004-05-08 2005-12-01 Rehau Ag + Co. Siebwechselvorrichtung und Verfahren zum Siebwechseln
EP2435155A4 (en) * 2009-05-26 2014-09-17 Polymer Systems Inc FILTRATION DEVICE FOR FILING A LIQUID AND USE METHOD THEREFOR
EP3308940A1 (de) * 2016-10-17 2018-04-18 Next Generation Analytics GmbH Filtersystem für viskose oder hochviskose flüssigkeiten, insbesondere kunststoffschmelzen und verfahren zur filtration von viskosen oder hochviskosen flüssigkeiten
EP3321061A1 (de) * 2016-11-15 2018-05-16 Coperion GmbH Siebwechselvorrichtung zum filtrieren einer kunststoff-schmelze und verfahren zum betreiben einer derartigen siebwechselvorrichtung
US11260570B2 (en) * 2018-05-07 2022-03-01 PSI-Polymer Systems, Inc. Filtration apparatuses and screen changer devices for polymer processing and related methods

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2294330A (en) * 1937-09-21 1942-08-25 Auto Appliance Patents Company Oil conditioning device
US3007199A (en) * 1959-01-20 1961-11-07 Albert Andy Extruding head filter
US3259248A (en) * 1963-01-30 1966-07-05 Wood Conversion Co Filter unit, cartridge and coupling means
US3589163A (en) * 1969-04-14 1971-06-29 Gulf & Western Ind Prod Co Extrusion apparatus with flow diverter
GB1287076A (en) * 1971-04-08 1972-08-31 Cosham Engineering And Design Screen changer
US3804758A (en) * 1972-03-29 1974-04-16 Cosham Eng Design Ltd Screen changer
US3743101A (en) * 1972-04-18 1973-07-03 L Schmidt Screen changer

Also Published As

Publication number Publication date
FR2207006A1 (it) 1974-06-14
DE2256639B1 (de) 1974-04-04
FR2207006B1 (it) 1976-11-19
DE2256639C2 (de) 1978-09-14
GB1434659A (en) 1976-05-05
US3900399A (en) 1975-08-19

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