DK117288B - Self-cleaning filter. - Google Patents

Self-cleaning filter.

Info

Publication number
DK117288B
DK117288B DK28167AA DK28167A DK117288B DK 117288 B DK117288 B DK 117288B DK 28167A A DK28167A A DK 28167AA DK 28167 A DK28167 A DK 28167A DK 117288 B DK117288 B DK 117288B
Authority
DK
Denmark
Prior art keywords
self
cleaning filter
cleaning
filter
Prior art date
Application number
DK28167AA
Other languages
Danish (da)
Inventor
J Olsen
K Nielsen
Original Assignee
J Olsen
K Nielsen
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 J Olsen, K Nielsen filed Critical J Olsen
Priority to DK28167AA priority Critical patent/DK117288B/en
Priority to DE19681729534 priority patent/DE1729534A1/en
Priority to CH52868A priority patent/CH504945A/en
Priority to FR1550932D priority patent/FR1550932A/fr
Publication of DK117288B publication Critical patent/DK117288B/en

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
    • 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
    • B29C48/27—Cleaning; Purging; Avoiding contamination
    • B29C48/2725—Cleaning; Purging; Avoiding contamination of filters
    • B29C48/273—Cleaning; Purging; Avoiding contamination of filters using back flow
    • 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
    • B29C48/27—Cleaning; Purging; Avoiding contamination
    • B29C48/2725—Cleaning; Purging; Avoiding contamination of filters
    • B29C48/2735—Cleaning; Purging; Avoiding contamination of filters using scrapers
    • 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
    • B29C48/25—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
    • B29C48/6914—Arrangements for replacing filters, e.g. with two parallel filters for alternate use the filters being fitted on a rotatable or pivotable disc or on the circumference of a rotatable or pivotable cylinder
    • 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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DK28167AA 1967-01-17 1967-01-17 Self-cleaning filter. DK117288B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DK28167AA DK117288B (en) 1967-01-17 1967-01-17 Self-cleaning filter.
DE19681729534 DE1729534A1 (en) 1967-01-17 1968-01-08 Filter device for plastic processing machines
CH52868A CH504945A (en) 1967-01-17 1968-01-12 Filter assembly for plastics machinery
FR1550932D FR1550932A (en) 1967-01-17 1968-01-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK28167AA DK117288B (en) 1967-01-17 1967-01-17 Self-cleaning filter.

Publications (1)

Publication Number Publication Date
DK117288B true DK117288B (en) 1970-04-13

Family

ID=8091788

Family Applications (1)

Application Number Title Priority Date Filing Date
DK28167AA DK117288B (en) 1967-01-17 1967-01-17 Self-cleaning filter.

Country Status (4)

Country Link
CH (1) CH504945A (en)
DE (1) DE1729534A1 (en)
DK (1) DK117288B (en)
FR (1) FR1550932A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997046301A1 (en) * 1995-05-08 1997-12-11 Bandak As Self-cleaning filter for filtering liquids and gases

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1116091B (en) * 1957-07-23 1961-10-26 Gross & Froelich K G Impeller with solid rubber tires, especially on trolleys for heavy loads
US4416605A (en) * 1981-05-07 1983-11-22 Kabushiki Kaisha Kobe Seiko Sho Screen/diverter changing mechanism for extruders
US4507072A (en) * 1982-10-25 1985-03-26 E. I. Dupont De Nemours And Company Diverting plate
AT386802B (en) * 1984-07-23 1988-10-25 Erema Filtering device
IT1197943B (en) * 1986-11-03 1988-12-21 Giuseppe Ponzielli SEPARATION DEVICE FOR SOLID PARTICLES FROM A PRESSURIZED FLUID
CH673618A5 (en) * 1987-10-29 1990-03-30 Indupack Ag
DE3740911A1 (en) * 1987-12-03 1989-06-15 Hartig Guenter Filter device for cleaning polymer melts
EP0399086A1 (en) * 1989-05-26 1990-11-28 Günter Hartig Filtering apparatus for cleaning plastic melts
DE102010055167A1 (en) * 2010-12-18 2012-06-21 Ettlinger Kunststoffmaschinen Gmbh Device for continuous filtering of material mixtures
EP3354440A1 (en) * 2017-01-26 2018-08-01 Coperion GmbH Method for discharging polymer melt via a startup-valve, and startup-valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997046301A1 (en) * 1995-05-08 1997-12-11 Bandak As Self-cleaning filter for filtering liquids and gases

Also Published As

Publication number Publication date
CH504945A (en) 1971-03-31
DE1729534A1 (en) 1971-01-21
FR1550932A (en) 1968-12-20

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