DE69201519T2 - Kunststoffilter mit Rückspülpumpe. - Google Patents
Kunststoffilter mit Rückspülpumpe.Info
- Publication number
- DE69201519T2 DE69201519T2 DE69201519T DE69201519T DE69201519T2 DE 69201519 T2 DE69201519 T2 DE 69201519T2 DE 69201519 T DE69201519 T DE 69201519T DE 69201519 T DE69201519 T DE 69201519T DE 69201519 T2 DE69201519 T2 DE 69201519T2
- Authority
- DE
- Germany
- Prior art keywords
- backwash pump
- plastic filter
- backwash
- plastic
- pump
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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
- B01D29/01—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
- B01D29/56—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 series 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
- B01D29/665—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps by using pistons
-
- 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
- B29C48/27—Cleaning; Purging; Avoiding contamination
- B29C48/2725—Cleaning; Purging; Avoiding contamination of 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
- B29C48/36—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
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
- B29B7/58—Component parts, details or accessories; Auxiliary operations
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/712,244 US5141631A (en) | 1991-06-07 | 1991-06-07 | Polymer filter with backflush pump |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69201519D1 DE69201519D1 (de) | 1995-04-06 |
DE69201519T2 true DE69201519T2 (de) | 1995-07-13 |
Family
ID=24861327
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69201519T Expired - Fee Related DE69201519T2 (de) | 1991-06-07 | 1992-05-26 | Kunststoffilter mit Rückspülpumpe. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5141631A (de) |
EP (1) | EP0517072B1 (de) |
JP (1) | JPH0729362B2 (de) |
CA (1) | CA2070203C (de) |
DE (1) | DE69201519T2 (de) |
ES (1) | ES2069930T3 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT395825B (de) * | 1991-03-25 | 1993-03-25 | Erema | Filtriervorrichtung fuer zu reinigende fluide |
US5374351A (en) * | 1993-07-27 | 1994-12-20 | D & J Filtration Systems | Filter backflushing system |
US5346383A (en) * | 1994-01-28 | 1994-09-13 | Southwire Company | Low shear free-flow extruder breaker plate |
ATE177678T1 (de) * | 1994-05-03 | 1999-04-15 | Kreyenborg Verwaltungen | Filtereinrichtung für strangpressen |
US5501804A (en) * | 1994-07-14 | 1996-03-26 | Amoco Corporation | Apparatus and process for blending elastomer particles and solution into a uniform mixture |
US5516426A (en) * | 1995-02-21 | 1996-05-14 | Hull; Harold L. | Self-cleaning filter system |
CA2205450C (en) * | 1997-05-14 | 2001-07-24 | Alfredo Bentivoglio | Filter screen pack for extrusion die |
FR2767381B1 (fr) * | 1997-08-13 | 1999-10-29 | Beaudrey & Cie | Filtre a inserer sur une conduite et echangeur de chaleur equipe d'un tel filtre |
IT1301946B1 (it) * | 1998-07-28 | 2000-07-20 | Previero Sas | Gruppo di filtrazione per materiale plastico fuso con elementifiltranti sostituibili senza arresto del flusso di materiale. |
US6168411B1 (en) | 1999-03-18 | 2001-01-02 | Dynisco Extrusion, Inc. | Polymer filtration method and apparatus |
DE29908735U1 (de) * | 1999-05-18 | 1999-09-02 | Kosa Gmbh & Co Kg | Filtereinrichtung für die Reinigung von Kunststoffschmelzen |
DE19961426B4 (de) * | 1999-12-17 | 2004-04-08 | Gneuß Kunststofftechnik GmbH | Anordnung zum Filtern von Kunststoffschmelzen |
US20080179261A1 (en) * | 2007-01-31 | 2008-07-31 | Hubert Patrovsky | Single disc dual flow rotary filter |
JP5662099B2 (ja) * | 2010-10-06 | 2015-01-28 | 株式会社熊谷組 | 固液分離装置 |
US9101707B2 (en) * | 2012-04-27 | 2015-08-11 | Gregory Zeltser | Implantable bioartificial perfusion system |
DE102013217020A1 (de) * | 2013-05-16 | 2014-11-20 | Gneuss Gmbh | Schmelzefilter mit einem Schmelzevorflutkanal |
DE102013216973A1 (de) * | 2013-05-16 | 2014-11-20 | Gneuss Gmbh | Schmelzefilter mit einer Antriebsvorrichtung für eine drehbare Siebscheibe |
EP3088157B1 (de) * | 2015-04-30 | 2021-05-12 | Fimic S.r.l. | Filter für kunststoffmaterial |
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 |
US11260570B2 (en) * | 2018-05-07 | 2022-03-01 | PSI-Polymer Systems, Inc. | Filtration apparatuses and screen changer devices for polymer processing and related methods |
JP7135518B2 (ja) * | 2018-07-11 | 2022-09-13 | セイコーエプソン株式会社 | 三次元造形装置、および、ノズルユニット |
CN109260809B (zh) * | 2018-11-27 | 2021-06-15 | 王从海 | 一种废气处理用喷淋塔的喷淋液循环系统辅助装置 |
US11821696B1 (en) * | 2021-01-20 | 2023-11-21 | National Technology & Engineering Solutions Of Sandia, Llc | Flow assisted anti-fouling geometries for compact heat exchangers |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2183578A (en) * | 1939-12-19 | Straining equipment | ||
US2183577A (en) * | 1939-12-19 | Straining equipment | ||
US1585817A (en) * | 1925-07-01 | 1926-05-25 | Bailey Frank | Apparatus for straining fluids |
FR609574A (fr) * | 1925-07-01 | 1926-08-17 | Perfectionnements aux appareils de filtration | |
US2184177A (en) * | 1930-10-23 | 1939-12-19 | Benjamin S Burrell | Strainer apparatus |
US2310587A (en) * | 1942-07-24 | 1943-02-09 | George L Macneill | Self-cleaning strainer |
US3146494A (en) * | 1961-11-13 | 1964-09-01 | Nat Rubber Machinery Co | Extruder with reverse flow flushed breaker plate assembly |
US3392839A (en) * | 1965-09-27 | 1968-07-16 | Andale Co | Multiple element strainer sandwich |
US3493113A (en) * | 1966-04-04 | 1970-02-03 | Nils O Rosaen | Dual clean filter with fluid cylinder rotating means |
US3425558A (en) * | 1966-04-04 | 1969-02-04 | Universal Filters Inc | Backwash means for dual filter elements |
US3425557A (en) * | 1966-04-04 | 1969-02-04 | Universal Filters Inc | Backwash means for dual filter elements |
CA989321A (en) * | 1970-07-17 | 1976-05-18 | Pcl Industries Limited | Method and aparatus for filtering flowable material |
US3784016A (en) * | 1971-06-30 | 1974-01-08 | Kanagawa Kiki Kogyo Co Ltd | Automatic continuously backflow washing-type filter |
US4055500A (en) * | 1976-02-10 | 1977-10-25 | Parker Leland L | Filtering apparatus and quick-opening backwash valve therefor |
SU709119A1 (ru) * | 1977-01-28 | 1980-01-15 | Производственное Объединение "Техэнергохимпром" | Самоочищающийс фильтр |
US4486304A (en) * | 1982-06-17 | 1984-12-04 | Neuman Clayton L | Apparatus for continuously filtering plastic melt with noninterruptive purge |
US4755290A (en) * | 1986-11-13 | 1988-07-05 | Neuman Clayton L | Apparatus for continuously filtering plastic melt with noninterruptive purge |
SE8702740D0 (sv) * | 1987-07-03 | 1987-07-03 | Sune Persson | Relining av ror |
US4849113A (en) * | 1988-05-23 | 1989-07-18 | Hills William H | Continuous polymer filter |
DE3902061A1 (de) * | 1989-01-25 | 1990-07-26 | Gneuss Kunststofftechnik Gmbh | Siebvorrichtung zur reinigung von kunststoffschmelzen |
DE4002290A1 (de) * | 1990-01-26 | 1991-08-01 | Ek Geraetebau Gmbh | Rueckspuelbares filtergeraet |
-
1991
- 1991-06-07 US US07/712,244 patent/US5141631A/en not_active Expired - Fee Related
-
1992
- 1992-05-26 EP EP92108866A patent/EP0517072B1/de not_active Expired - Lifetime
- 1992-05-26 ES ES92108866T patent/ES2069930T3/es not_active Expired - Lifetime
- 1992-05-26 DE DE69201519T patent/DE69201519T2/de not_active Expired - Fee Related
- 1992-06-02 CA CA002070203A patent/CA2070203C/en not_active Expired - Fee Related
- 1992-06-04 JP JP4168273A patent/JPH0729362B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ES2069930T3 (es) | 1995-05-16 |
JPH05192986A (ja) | 1993-08-03 |
CA2070203A1 (en) | 1992-12-08 |
EP0517072A1 (de) | 1992-12-09 |
US5141631A (en) | 1992-08-25 |
DE69201519D1 (de) | 1995-04-06 |
JPH0729362B2 (ja) | 1995-04-05 |
EP0517072B1 (de) | 1995-03-01 |
CA2070203C (en) | 1995-07-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: TRAFALGAR HOUSE INC., WEST WARWICK, R.I., US |
|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |