IT1277735B1 - Unita' filtrante autopulente impianto di filtrazione provvisto di questa unita' e procedimento di filtrazione realizzato con detto - Google Patents

Unita' filtrante autopulente impianto di filtrazione provvisto di questa unita' e procedimento di filtrazione realizzato con detto

Info

Publication number
IT1277735B1
IT1277735B1 IT95MI002770A ITMI952770A IT1277735B1 IT 1277735 B1 IT1277735 B1 IT 1277735B1 IT 95MI002770 A IT95MI002770 A IT 95MI002770A IT MI952770 A ITMI952770 A IT MI952770A IT 1277735 B1 IT1277735 B1 IT 1277735B1
Authority
IT
Italy
Prior art keywords
unit
filtration
self
carried out
system provided
Prior art date
Application number
IT95MI002770A
Other languages
English (en)
Inventor
Rosaldo Fare
Original Assignee
Fare Spa
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 Fare Spa filed Critical Fare Spa
Priority to IT95MI002770A priority Critical patent/IT1277735B1/it
Publication of ITMI952770A0 publication Critical patent/ITMI952770A0/it
Priority to EP96830519A priority patent/EP0781584A1/en
Priority to CA002189512A priority patent/CA2189512A1/en
Publication of ITMI952770A1 publication Critical patent/ITMI952770A1/it
Application granted granted Critical
Publication of IT1277735B1 publication Critical patent/IT1277735B1/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
    • B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • 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
    • B01D29/01—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 flat filtering elements
    • 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
    • B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
    • B01D29/52—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 multiple filtering elements, characterised by their mutual disposition in parallel connection
    • 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
    • B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
    • B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
    • 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
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/668—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with valves, e.g. rotating valves for coaxially placed filtering elements
    • 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
    • B29C48/05—Filamentary, e.g. strands

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Filtration Of Liquid (AREA)
  • Meat, Egg Or Seafood Products (AREA)
IT95MI002770A 1995-12-27 1995-12-27 Unita' filtrante autopulente impianto di filtrazione provvisto di questa unita' e procedimento di filtrazione realizzato con detto IT1277735B1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT95MI002770A IT1277735B1 (it) 1995-12-27 1995-12-27 Unita' filtrante autopulente impianto di filtrazione provvisto di questa unita' e procedimento di filtrazione realizzato con detto
EP96830519A EP0781584A1 (en) 1995-12-27 1996-10-11 Self-cleaning filtering unit, filtering system including this unit and filtering method carried out by the filtering system
CA002189512A CA2189512A1 (en) 1995-12-27 1996-11-04 Self-cleaning filtering unit, filtering system including this unit and filtering method carried out by the filtering system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95MI002770A IT1277735B1 (it) 1995-12-27 1995-12-27 Unita' filtrante autopulente impianto di filtrazione provvisto di questa unita' e procedimento di filtrazione realizzato con detto

Publications (3)

Publication Number Publication Date
ITMI952770A0 ITMI952770A0 (it) 1995-12-27
ITMI952770A1 ITMI952770A1 (it) 1997-06-27
IT1277735B1 true IT1277735B1 (it) 1997-11-12

Family

ID=11372824

Family Applications (1)

Application Number Title Priority Date Filing Date
IT95MI002770A IT1277735B1 (it) 1995-12-27 1995-12-27 Unita' filtrante autopulente impianto di filtrazione provvisto di questa unita' e procedimento di filtrazione realizzato con detto

Country Status (3)

Country Link
EP (1) EP0781584A1 (it)
CA (1) CA2189512A1 (it)
IT (1) IT1277735B1 (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2602087A1 (en) 2011-12-06 2013-06-12 FARE' S.p.A. Apparatus and process for filtering plastic materials

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104606934A (zh) * 2015-01-21 2015-05-13 天津耀德环保科技有限公司 一种无动力自净式雨水过滤的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1197943B (it) * 1986-11-03 1988-12-21 Giuseppe Ponzielli Dispositivo di separazione di particelle solide da un fluido in pressione
AT397043B (de) * 1992-01-31 1994-01-25 Erema Filtriervorrichtung für verunreinigte fluide und verfahren zu ihrem betrieb
DE4218756C1 (en) * 1992-05-22 1993-04-29 Kreyenborg Verwaltungen Und Beteiligungen Kg, 4400 Muenster, De Injection moulding machine and extrusion press filter appts. for thermoplastics - comprises barrier member in inlet channel prior to sieve bolt and housing for unimpeded plastic flow in open barrier position, for efficient continual working

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2602087A1 (en) 2011-12-06 2013-06-12 FARE' S.p.A. Apparatus and process for filtering plastic materials

Also Published As

Publication number Publication date
EP0781584A1 (en) 1997-07-02
ITMI952770A1 (it) 1997-06-27
CA2189512A1 (en) 1997-06-28
ITMI952770A0 (it) 1995-12-27

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Legal Events

Date Code Title Description
0001 Granted