DE69029455T2 - Filteranlage - Google Patents

Filteranlage

Info

Publication number
DE69029455T2
DE69029455T2 DE69029455T DE69029455T DE69029455T2 DE 69029455 T2 DE69029455 T2 DE 69029455T2 DE 69029455 T DE69029455 T DE 69029455T DE 69029455 T DE69029455 T DE 69029455T DE 69029455 T2 DE69029455 T2 DE 69029455T2
Authority
DE
Germany
Prior art keywords
filter system
filter
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
Application number
DE69029455T
Other languages
English (en)
Other versions
DE69029455D1 (de
Inventor
Staffan B Linnersten
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pall Corp
Original Assignee
Pall Corp
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 Pall Corp filed Critical Pall Corp
Application granted granted Critical
Publication of DE69029455D1 publication Critical patent/DE69029455D1/de
Publication of DE69029455T2 publication Critical patent/DE69029455T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • B01D29/11—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 bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • 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
    • B01D29/11—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 bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B01D29/21—Supported filter elements arranged for inward flow filtration with corrugated, folded or wound sheets
    • 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
    • B01D29/11—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 bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/23—Supported filter elements arranged for outward flow filtration
    • 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
    • B01D29/11—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 bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/23—Supported filter elements arranged for outward flow filtration
    • B01D29/232—Supported filter elements arranged for outward flow filtration with corrugated, folded or wound sheets
    • 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
    • B01D29/54—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 arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2411—Filter cartridges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/56—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition
    • B01D46/58—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel
    • B01D46/60—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with multiple filtering elements, characterised by their mutual disposition connected in parallel arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2271/00—Sealings for filters specially adapted for separating dispersed particles from gases or vapours
    • B01D2271/02—Gaskets, sealings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE69029455T 1989-10-27 1990-10-25 Filteranlage Expired - Fee Related DE69029455T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/427,563 US5152890A (en) 1989-10-27 1989-10-27 Filter device

Publications (2)

Publication Number Publication Date
DE69029455D1 DE69029455D1 (de) 1997-01-30
DE69029455T2 true DE69029455T2 (de) 1997-04-03

Family

ID=23695400

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69029455T Expired - Fee Related DE69029455T2 (de) 1989-10-27 1990-10-25 Filteranlage

Country Status (7)

Country Link
US (1) US5152890A (de)
EP (1) EP0424933B1 (de)
JP (1) JP2519830B2 (de)
CA (1) CA2028627C (de)
DE (1) DE69029455T2 (de)
GB (1) GB2237753B (de)
IL (1) IL96122A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007041733A1 (de) * 2007-09-04 2009-03-12 Hüttlin Gmbh Filteranordnung zum Reinigen von mit Partikeln verunreinigten Gasen und Verfahren zum Reinigen mindestens einer Filtereinheit

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5489379A (en) * 1994-07-08 1996-02-06 Pall Corporation Apparatus for filtering solution
US5811002A (en) * 1995-07-21 1998-09-22 North American Filter Corporation Filter cartridge with drainable sludge barrier
US5696801A (en) * 1995-08-24 1997-12-09 Performance Contracting, Inc. Suction strainer with a internal core tube
US5653831A (en) * 1995-10-17 1997-08-05 Sta-Rite Industries, Inc. Method and apparatus for making a filter module
DE69728983T2 (de) * 1996-07-09 2005-04-07 Pall Corp. Filtervorrichtung für biologische Fluide mit einem Leukocyten abreichernden Medium
US6030531A (en) 1997-09-02 2000-02-29 Gershenson; Moshe Filter element assembly
US6511598B2 (en) 1997-09-02 2003-01-28 Moshe Gershenson Concentrically arranged filter element assembly
US5910247A (en) * 1997-09-08 1999-06-08 Outterside; W. Mark Two element filter bag
US6322697B1 (en) 1999-07-19 2001-11-27 Donaldson Company, Inc. Oil filter assembly
US6818125B2 (en) * 2000-04-24 2004-11-16 Vortex International, Llc Engine block with angled oil outlets
US6910589B1 (en) 2000-06-22 2005-06-28 Oberlin Filter Company Annular pleated filter cartridge for liquid filtration apparatus
US6383244B1 (en) * 2000-10-20 2002-05-07 Nelson Industries, Inc. Filter with retained safety element
US6666968B2 (en) * 2001-03-22 2003-12-23 Vortex International, Llc Fluid filtration apparatus
US6685843B2 (en) 2001-11-21 2004-02-03 A. H. Equipment Corporation Internal spa filter
US6878266B2 (en) * 2001-11-21 2005-04-12 A. H. Equipment Corporation Spa and pool filter
US20040079401A1 (en) * 2002-10-24 2004-04-29 Smith Gerald F. Re-useable filter cleaning apparatus
US20040206679A1 (en) * 2002-11-25 2004-10-21 Bleigh James M Strainer assembly
DE10255701A1 (de) 2002-11-29 2004-06-17 Mann + Hummel Gmbh Flüssigkeitsfilterelement
US7994079B2 (en) * 2002-12-17 2011-08-09 Kimberly-Clark Worldwide, Inc. Meltblown scrubbing product
US20040124129A1 (en) * 2002-12-31 2004-07-01 H-Tech, Inc. Filter element assembly and parts therefor
US20060191839A1 (en) * 2003-01-20 2006-08-31 Howard James A High capacity filter element
US20040211719A1 (en) * 2003-04-23 2004-10-28 Kearney William P. Unitary two stage filtration system
ITMI20030961A1 (it) * 2003-05-14 2004-11-15 Guido Valentini Utensile motorizzato con capacita' di aspirazione e raccolta polvere.
WO2006017284A2 (en) * 2004-07-12 2006-02-16 Schroeder Industries, Llc Replaceable filter element with integral annular trap
CN101155623B (zh) * 2005-04-05 2011-06-29 唐纳森公司 过滤元件的结构，过滤方法和构造方法
TWI387478B (zh) 2005-08-31 2013-03-01 Eaton Corp 流體過濾器
US20080011673A1 (en) * 2005-09-01 2008-01-17 Janikowski Eric A Modified Direct Flow Filter
US20070267340A1 (en) * 2006-05-22 2007-11-22 Bleigh James M Hydrofoil-shaped suction strainer with an internal core tube
WO2008024425A2 (en) * 2006-08-23 2008-02-28 Peio Todorov Stoyanov Method and apparatus for filtered and controlled flow metal molding
US7740678B2 (en) * 2007-08-07 2010-06-22 Cummins Filtration Ip, Inc. High capacity filter
EP2203236B1 (de) * 2007-10-24 2017-12-06 Mott Corporation Sinterfaserfilter
EP2703061B1 (de) 2008-02-26 2017-03-29 Mann + Hummel Gmbh Luftfilter mit Vorabscheider
WO2009106589A1 (de) * 2008-02-26 2009-09-03 Mann+Hummel Gmbh Wirkungsgrad erhöhter mehrfachbalgfilter
DE102008011186A1 (de) * 2008-02-26 2009-09-03 Mann + Hummel Gmbh Filtereinrichtung, insbesondere Luftfilter für eine Brennkraftmaschine
US20110011791A1 (en) * 2008-03-05 2011-01-20 Industrial Filter Manufacturing Limited Filter device and method
US8457271B2 (en) * 2009-10-30 2013-06-04 Babcock & Wilcox Canada Ltd. Radioactive debris trap
DE102010054349B4 (de) * 2009-12-17 2019-08-01 Mann+Hummel Gmbh Wechsel-Filterelement mit Sieb und Filteranordnung mit einem solchen Filterelement
US20110265438A1 (en) * 2010-04-29 2011-11-03 Ryan William R Turbine engine with enhanced fluid flow strainer system
IT1400306B1 (it) * 2010-05-25 2013-05-24 Ufi Innovation Ct Srl Gruppo filtrante perfezionato per motori endotermici.
JP5566862B2 (ja) * 2010-11-18 2014-08-06 住友重機械工業株式会社 オイルセパレータ
US8997450B2 (en) * 2010-11-22 2015-04-07 Bha Altair, Llc Filter cartridge assembly for use with turbine engine systems
FR2967917B1 (fr) * 2010-11-25 2015-12-18 Airbus Operations Sas Filtre destine a une bouche d'aspiration d'un systeme confine d'un aeronef
US10485915B2 (en) * 2010-12-14 2019-11-26 Illinois Tool Works Inc. Coaxial double filter with integrated filter support
DE102011121352A1 (de) * 2011-01-31 2012-08-02 Mann+Hummel Gmbh Filtereinrichtung
US20120211411A1 (en) * 2011-02-21 2012-08-23 Purolator Facet, Inc. Extended Area Filter
EP2548711B1 (de) * 2011-07-21 2017-07-05 Coperion GmbH Filtereinheit für eine Extruder-Anlage sowie Filteranordnung und zugehörige Siebwechselvorrichtung für eine Extruder-Anlage mit einer derartigen Filtereinheit
US20130315713A1 (en) * 2012-05-22 2013-11-28 General Electric Company Device for filtering fluid in a power generating system
GB201409065D0 (en) * 2014-05-21 2014-07-02 Castrol Ltd Fluid system
US10569200B2 (en) 2014-06-03 2020-02-25 Donaldson Company, Inc. Filter element with support core and methods
US20160303507A1 (en) * 2015-04-17 2016-10-20 Generon Igs, Inc. Gas separation membrane module with integrated filter
JP6519862B2 (ja) * 2015-05-11 2019-05-29 Smc株式会社 空気圧フィルタ及びフィルタエレメント
EP3519077A1 (de) * 2016-09-27 2019-08-07 Equistar Chemicals, LP Siebe, verfahren und filteranordnungen dafür mit verbesserter abdichtung
KR101902761B1 (ko) * 2016-11-02 2018-10-01 (주) 인텐시브필터코리아 산 미스트 처리 장치
EP3360609A1 (de) 2017-02-10 2018-08-15 Mann+Hummel GmbH Filterelementanordnung mit einem zumindest verdoppelten sicherheitsfilterelement
DE102018103157A1 (de) * 2018-02-13 2019-08-14 Camfil Apc Gmbh Geteilte Strömungsleitvorrichtung, Bausatz aus Grundkörper und Endstück einer Strömungsleitvorrichtung, Filteranlage und Verfahren zum Reinigen
US20210113944A1 (en) * 2018-02-26 2021-04-22 Roki Techno Co., Ltd. Depth filter and filter cartridge
RU187163U1 (ru) * 2018-06-22 2019-02-21 Общество с ограниченной ответственностью "Гелика Финанс" Фильтр битумный грубой очистки
US20210308604A1 (en) * 2020-04-01 2021-10-07 Stonehouse Innovations, LLC Fluid treatment system having concentric chambers
CN111773780B (zh) * 2020-06-19 2022-03-04 甘肃普罗生物科技有限公司 一种基于酪蛋白生产线用高效率自来水过滤器
WO2023150311A2 (en) * 2022-02-03 2023-08-10 Blast Analytics And Mitigation, Inc. Filtered barrel accessories for mitigation of environmental pollutants and physical hazards during weapons systems use

Family Cites Families (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US513215A (en) * 1894-01-23 Brewing-vat
US1262495A (en) * 1916-07-28 1918-04-09 Henry A Hills Filter.
US1329138A (en) * 1918-09-04 1920-01-27 Frederick Osann Co Dust-collector for beating-machines
GB287932A (en) * 1927-03-30 1929-01-31 Giustino Cattaneo Improvements in the construction and arrangement of filters particularly applicable for the treatment of oil and petrol
US2023423A (en) * 1934-04-20 1935-12-10 Webster Electric Co Inc Strainer
GB540215A (en) * 1940-03-05 1941-10-09 Chema Mfg Company Ltd Improvements in filter inserts
GB562103A (en) * 1942-12-14 1944-06-19 Cecil Gordon Vokes Improvements in filters
US2421705A (en) * 1943-02-16 1947-06-03 Ralph L Skinner Filter
US2463722A (en) * 1944-06-15 1949-03-08 Spraragen Louis Air filter
GB903173A (en) * 1960-02-22 1962-08-15 Purolator Products Canada Ltd Improvements relating to filters
US3209916A (en) * 1961-10-04 1965-10-05 Briggs Filtration Company Filter construction
US3223241A (en) * 1962-07-16 1965-12-14 Bendix Corp Fuel quality testing device
US3280982A (en) * 1962-12-14 1966-10-25 Eaton Yale & Towne Hydraulic suction line filter
US3262563A (en) * 1963-03-11 1966-07-26 Pall Corp Dual element, dual valve filter assembly having a flow control valve
US3262564A (en) * 1963-05-24 1966-07-26 Pall Corp Dual valve, dual filter element, constant flow filter assembly
US3262565A (en) * 1963-08-05 1966-07-26 Pall Corp Dual-valve, dual-element, constant flow, filter assembly
US3349919A (en) * 1964-09-28 1967-10-31 Rosaen Filter Co Telescoping filter assembly
US3333624A (en) * 1966-06-20 1967-08-01 Southwire Co Casting wheel cooling method
US3467256A (en) * 1967-07-18 1969-09-16 Wix Corp Multi-density screw-on throw away type filter
DE1757484A1 (de) * 1967-08-10 1970-10-01 United Filtration Corp Luftreiniger
US3616617A (en) * 1969-01-13 1971-11-02 United Aircraft Prod Liquid separator
GB1280357A (en) * 1969-06-30 1972-07-05 Wix Corp Multi-density screw-on throw away type filter
US3672130A (en) * 1970-04-02 1972-06-27 Donaldson Co Inc Retention means for air cleaner element
US3680286A (en) * 1970-05-26 1972-08-01 Nefco Filter Corp Air cleaner
SU437519A1 (ru) * 1971-07-22 1974-07-30 Предприятие П/Я М-5641 Фильтр дл очистки воздуха
US3710562A (en) * 1972-03-27 1973-01-16 Sandmaster Co Dual element air filter
US4104170A (en) * 1975-08-28 1978-08-01 Met-Pro Corporation Liquid filter having improved extended polypropylene element
US4243535A (en) * 1976-12-27 1981-01-06 Caterpillar Tractor Co. Filter assembly with telescopic elements
US4135899A (en) * 1977-05-25 1979-01-23 Donaldson Company, Inc. Safety filter for air cleaner
DE2726670A1 (de) * 1977-06-14 1979-01-04 Heinz Hoelter Ineinander angeordnete topffoermige filterkoerper zur reinigung von vorzugsweise gasen
DE7726666U1 (de) * 1977-08-27 1978-05-18 Filterwerk Mann & Hummel Gmbh, 7140 Ludwigsburg Oelabscheider fuer luft
JPS5473573U (de) * 1977-11-04 1979-05-25
US4211543A (en) * 1978-04-24 1980-07-08 Donaldson Company, Inc. Air cleaner with replaceable filter element
JPS54142665A (en) * 1978-04-28 1979-11-07 Nippon Enviro Kogyo Filter and filtration method that use said filter
IT7853934V0 (it) * 1978-11-30 1978-11-30 Whitehead Moto Fides Stabil Contenitore per filtri aria
DE2915819A1 (de) * 1979-04-19 1980-11-06 Kronsbein Dirk Gustav Patronenfilter
US4264344A (en) * 1980-02-06 1981-04-28 General Motors Corporation Diesel engine exhaust particulate trap
US4390354A (en) * 1980-03-12 1983-06-28 Witchell Stanley P Air filters
DE3046179A1 (de) * 1980-12-08 1982-07-15 Ing. Walter Hengst GmbH & Co KG, 4400 Münster Kraftfahrzeug-kraftstoffilter
DE3152587A1 (de) * 1981-03-10 1983-01-27 Argo GmbH für Feinmechanik, 7527 Kraichtal Fluessigkeitsfilter
ATE52935T1 (de) * 1982-03-29 1990-06-15 Hr Textron Inc Filter mit auswechselbaren siebpackungen.
US4812235A (en) * 1982-03-29 1989-03-14 Hr Textron, Inc. Filter element assembly replaceable mesh pack
US4582605A (en) * 1984-05-07 1986-04-15 R-P & C Valve Inc. In-line pipeline strainer
JPS62114617U (de) * 1986-01-09 1987-07-21
US4634458A (en) * 1986-02-10 1987-01-06 The United States Of America As Represented By The Secretary Of The Navy Double-stage air filter
US4783271A (en) * 1986-06-27 1988-11-08 Pall Corporation Temperature responsive bypass filter assembly
GB2202164B (en) * 1987-02-20 1991-04-03 Sartorius Gmbh Testing fluid filter apparatus
DE8707478U1 (de) * 1987-05-25 1987-07-09 Fa. Paul Rippert, 4836 Herzebrock, De

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007041733A1 (de) * 2007-09-04 2009-03-12 Hüttlin Gmbh Filteranordnung zum Reinigen von mit Partikeln verunreinigten Gasen und Verfahren zum Reinigen mindestens einer Filtereinheit
DE102007041733B4 (de) * 2007-09-04 2009-09-03 Hüttlin Gmbh Filteranordnung zum Reinigen von mit Partikeln verunreinigten Gasen und Verfahren zum Reinigen mindestens einer Filtereinheit

Also Published As

Publication number Publication date
EP0424933A3 (en) 1991-08-14
GB2237753B (en) 1993-11-24
GB2237753A (en) 1991-05-15
US5152890A (en) 1992-10-06
DE69029455D1 (de) 1997-01-30
CA2028627C (en) 1999-12-07
GB9023350D0 (en) 1990-12-05
JP2519830B2 (ja) 1996-07-31
CA2028627A1 (en) 1991-04-28
IL96122A (en) 1993-08-18
EP0424933B1 (de) 1996-12-18
IL96122A0 (en) 1991-07-18
EP0424933A2 (de) 1991-05-02
JPH03207408A (ja) 1991-09-10

Similar Documents

Publication Publication Date Title
DE69029455D1 (de) Filteranlage
DK65889A (da) Filteranlaeg
DE69030908D1 (de) Akustisch-digitales System
NO914402L (no) Roer-haandteringssystem
DE68911842D1 (de) Filtersystem.
NO176897C (no) System for område-begrensning
BR8907047A (pt) Dispositivo de filtragem
DK163989D0 (da) Filter
BR9105769A (pt) Conjunto de filtro
DE68915135D1 (de) Filteranlage.
NO177087C (no) Filtreringsinnretning
DE69028249T2 (de) Filtergerät
FI900011A0 (fi) Kolmoisvetoakselijärjestelmä
BR9000815A (pt) Estrutura de filtragem
DE69012283T2 (de) Filtereinheit.
BR9007897A (pt) Disposicao de filtros
DE69024333D1 (de) Filtervorrichtung
NO920370D0 (no) Filter
NO921895L (no) Overflateboelge-reflektorfilter
BR8901671A (pt) Filtro autocentrifugo
BR8903696A (pt) Conjunto filtrante
ATA278989A (de) Filteranordnung
NO914757L (no) Filtreringsenhet
SE8901302D0 (sv) City-car-pay-system
IT8905081V0 (it) Calenda system

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee