ATA246593A - FILTER, IN PARTICULAR BACKWASHABLE FILTER, FOR THE CLEANING OF POLLUTED THERMOPLASTIC PLASTICS - Google Patents
FILTER, IN PARTICULAR BACKWASHABLE FILTER, FOR THE CLEANING OF POLLUTED THERMOPLASTIC PLASTICSInfo
- Publication number
- ATA246593A ATA246593A AT0246593A AT246593A ATA246593A AT A246593 A ATA246593 A AT A246593A AT 0246593 A AT0246593 A AT 0246593A AT 246593 A AT246593 A AT 246593A AT A246593 A ATA246593 A AT A246593A
- Authority
- AT
- Austria
- Prior art keywords
- filter
- polluted
- cleaning
- thermoplastic plastics
- backwashable
- Prior art date
Links
- 238000004140 cleaning Methods 0.000 title 1
- 229920001169 thermoplastic Polymers 0.000 title 1
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
- B01D29/01—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
- B01D29/05—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 supported
-
- 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
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
-
- 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
- B01D29/70—Regenerating the filter material in the filter by forces created by movement of the filter element
-
- 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
- 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
- B29C48/254—Sealing means
- B29C48/2545—Sealing means for filters
-
- 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
- B29C48/36—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
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Detergent Compositions (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0246593A AT399104B (en) | 1993-12-06 | 1993-12-06 | FILTER, IN PARTICULAR BACKWASHABLE FILTER, FOR THE CLEANING OF POLLUTED THERMOPLASTIC PLASTICS |
DE9418880U DE9418880U1 (en) | 1993-12-06 | 1994-11-24 | Filters, in particular backwashable filters for cleaning contaminated thermoplastic materials |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0246593A AT399104B (en) | 1993-12-06 | 1993-12-06 | FILTER, IN PARTICULAR BACKWASHABLE FILTER, FOR THE CLEANING OF POLLUTED THERMOPLASTIC PLASTICS |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA246593A true ATA246593A (en) | 1994-08-15 |
AT399104B AT399104B (en) | 1995-03-27 |
Family
ID=3534850
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0246593A AT399104B (en) | 1993-12-06 | 1993-12-06 | FILTER, IN PARTICULAR BACKWASHABLE FILTER, FOR THE CLEANING OF POLLUTED THERMOPLASTIC PLASTICS |
Country Status (2)
Country | Link |
---|---|
AT (1) | AT399104B (en) |
DE (1) | DE9418880U1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10214013A1 (en) * | 2002-03-28 | 2003-10-23 | Maag Pump Systems Textron Gmbh | Filter unit for filtering fluids, in particular plastic melts comprises a filter screen sandwiched between filter and support plates pressed against each other |
EP2740522B1 (en) | 2012-12-06 | 2015-10-21 | Aurotec GmbH | Method and device for cleaning a fluid |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT397043B (en) * | 1992-01-31 | 1994-01-25 | Erema | FILTERING DEVICE FOR POLLUTED FLUIDS AND METHOD FOR THEIR OPERATION |
DE4215472C1 (en) * | 1992-05-11 | 1993-05-27 | Gneuss Kunststofftechnik Gmbh, 4970 Bad Oeynhausen, De | Welt filter for cleaning plastic melts - having sieve plate cut=out along the side which can hold filters in the form of ring members |
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 |
-
1993
- 1993-12-06 AT AT0246593A patent/AT399104B/en not_active IP Right Cessation
-
1994
- 1994-11-24 DE DE9418880U patent/DE9418880U1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE9418880U1 (en) | 1995-01-26 |
AT399104B (en) | 1995-03-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK07 | Expiry |
Effective date: 20131206 |