IT1301853B1 - Dispositivo di avanzamento rete per gruppo di filtrazione di materialeplastico a rete filtrante continua - Google Patents

Dispositivo di avanzamento rete per gruppo di filtrazione di materialeplastico a rete filtrante continua

Info

Publication number
IT1301853B1
IT1301853B1 IT1998MI001709A ITMI981709A IT1301853B1 IT 1301853 B1 IT1301853 B1 IT 1301853B1 IT 1998MI001709 A IT1998MI001709 A IT 1998MI001709A IT MI981709 A ITMI981709 A IT MI981709A IT 1301853 B1 IT1301853 B1 IT 1301853B1
Authority
IT
Italy
Prior art keywords
net
filtering
plastic material
advance device
continuous
Prior art date
Application number
IT1998MI001709A
Other languages
English (en)
Inventor
Flavio Previero
Original Assignee
Previero Sas
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 Previero Sas filed Critical Previero Sas
Priority to IT1998MI001709A priority Critical patent/IT1301853B1/it
Publication of ITMI981709A0 publication Critical patent/ITMI981709A0/it
Priority to EP99114060A priority patent/EP0974444A1/en
Priority to CA002278985A priority patent/CA2278985A1/en
Priority to US09/359,889 priority patent/US6149807A/en
Publication of ITMI981709A1 publication Critical patent/ITMI981709A1/it
Application granted granted Critical
Publication of IT1301853B1 publication Critical patent/IT1301853B1/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/09—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with filtering bands, e.g. movable between filtering operations
    • B01D29/096—Construction of filtering bands or supporting belts, e.g. devices for centering, mounting or sealing the filtering bands or the supporting belts
    • 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
    • B29C48/692—Filters or screens for the moulding material in the form of webs displaceable for using adjacent areas consecutively
    • 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)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Filtering Materials (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
IT1998MI001709A 1998-07-24 1998-07-24 Dispositivo di avanzamento rete per gruppo di filtrazione di materialeplastico a rete filtrante continua IT1301853B1 (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT1998MI001709A IT1301853B1 (it) 1998-07-24 1998-07-24 Dispositivo di avanzamento rete per gruppo di filtrazione di materialeplastico a rete filtrante continua
EP99114060A EP0974444A1 (en) 1998-07-24 1999-07-20 Self-locking filter-screen feeding device
CA002278985A CA2278985A1 (en) 1998-07-24 1999-07-23 Self-locking filter-screen feeding device
US09/359,889 US6149807A (en) 1998-07-24 1999-07-26 Self-locking filter-screen feeding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1998MI001709A IT1301853B1 (it) 1998-07-24 1998-07-24 Dispositivo di avanzamento rete per gruppo di filtrazione di materialeplastico a rete filtrante continua

Publications (3)

Publication Number Publication Date
ITMI981709A0 ITMI981709A0 (it) 1998-07-24
ITMI981709A1 ITMI981709A1 (it) 2000-01-24
IT1301853B1 true IT1301853B1 (it) 2000-07-07

Family

ID=11380504

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1998MI001709A IT1301853B1 (it) 1998-07-24 1998-07-24 Dispositivo di avanzamento rete per gruppo di filtrazione di materialeplastico a rete filtrante continua

Country Status (4)

Country Link
US (1) US6149807A (it)
EP (1) EP0974444A1 (it)
CA (1) CA2278985A1 (it)
IT (1) IT1301853B1 (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6797185B2 (en) * 2002-10-25 2004-09-28 Basf Corporation Filtration method for graft polymer polyols
US20060021949A1 (en) * 2004-07-30 2006-02-02 Dolan Michael F Apparatus and process for extruding poly (arylene ether) blends
US20060021948A1 (en) * 2004-07-30 2006-02-02 Dolan Michael F Apparatus and process for extruding poly(arylene ether) blends
US9481030B2 (en) 2015-01-30 2016-11-01 Michael Roberts Foundry cloth filter setter for vertical mold machines
US9968992B2 (en) 2015-01-30 2018-05-15 Michael Roberts System and method for using cloth filters in automated vertical molding
WO2016131072A2 (de) * 2015-02-19 2016-08-25 Next Generation Analytics Gmbh Bandfilter
ES2885599T3 (es) * 2015-04-30 2021-12-14 Fimic S R L Filtro para material plástico
ITUA20161836A1 (it) * 2016-03-21 2017-09-21 C M Produzione S R L Dispositivo di filtrazione per processi di estrusione senza interruzioni.
EP3308940B1 (de) * 2016-10-17 2025-03-05 Next Generation Analytics GmbH Filtersystem für viskose oder hochviskose flüssigkeiten, insbesondere kunststoffschmelzen und verfahren zur filtration von viskosen oder hochviskosen flüssigkeiten
US11260570B2 (en) * 2018-05-07 2022-03-01 PSI-Polymer Systems, Inc. Filtration apparatuses and screen changer devices for polymer processing and related methods
CN114949967B (zh) * 2022-06-22 2023-06-16 延安大学 煤焦油悬浮床加氢反应器压力表用防堵塞装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1181075A (en) * 1967-02-21 1970-02-11 Peter Gabor Kalman Filtering Process and Apparatus
US3855126A (en) * 1972-08-14 1974-12-17 G Smith Continuous incremental feed filtration process and apparatus
US3940335A (en) * 1972-08-29 1976-02-24 Peter Gabor Kalman Filtering process and apparatus
US3971721A (en) * 1974-12-31 1976-07-27 Fogarty Jr John E Continuous filter
DE3535491C1 (de) * 1985-10-04 1987-04-02 Lucian Britchi Vorrichtung fuer die Reinigung von viskosen Materialien
US4888110A (en) * 1987-03-16 1989-12-19 Key Filters, Inc. Filtering device for thermoplastic material
US5320753A (en) * 1991-06-18 1994-06-14 The Dow Chemical Company Continuous filter
US5417866A (en) * 1993-07-02 1995-05-23 Extek, Inc. Continuous flow polymer filtration apparatus and process
US5556592A (en) * 1994-08-15 1996-09-17 Hitchings; Jay Filter indexing apparatus for filtering molten metal

Also Published As

Publication number Publication date
ITMI981709A0 (it) 1998-07-24
US6149807A (en) 2000-11-21
EP0974444A1 (en) 2000-01-26
ITMI981709A1 (it) 2000-01-24
CA2278985A1 (en) 2000-01-24

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Legal Events

Date Code Title Description
0001 Granted