EP0374347A1 - Insertion de filtre double pour appareil électrostatique d'épuration de l'air - Google Patents

Insertion de filtre double pour appareil électrostatique d'épuration de l'air Download PDF

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Publication number
EP0374347A1
EP0374347A1 EP89104200A EP89104200A EP0374347A1 EP 0374347 A1 EP0374347 A1 EP 0374347A1 EP 89104200 A EP89104200 A EP 89104200A EP 89104200 A EP89104200 A EP 89104200A EP 0374347 A1 EP0374347 A1 EP 0374347A1
Authority
EP
European Patent Office
Prior art keywords
filter
cleaning device
air cleaning
filter insert
electrostatic
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.)
Withdrawn
Application number
EP89104200A
Other languages
German (de)
English (en)
Inventor
Fernand Scherrer
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.)
Periso SA
Original Assignee
Periso SA
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 Periso SA filed Critical Periso SA
Publication of EP0374347A1 publication Critical patent/EP0374347A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/02—Plant or installations having external electricity supply
    • B03C3/04—Plant or installations having external electricity supply dry type
    • B03C3/14—Plant or installations having external electricity supply dry type characterised by the additional use of mechanical effects, e.g. gravity
    • B03C3/155—Filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/28—Plant or installations without electricity supply, e.g. using electrets

Landscapes

  • Electrostatic Separation (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Filtering Materials (AREA)
EP89104200A 1988-10-25 1989-03-09 Insertion de filtre double pour appareil électrostatique d'épuration de l'air Withdrawn EP0374347A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH3960/88 1988-10-25
CH3960/88A CH676087A5 (fr) 1988-10-25 1988-10-25

Publications (1)

Publication Number Publication Date
EP0374347A1 true EP0374347A1 (fr) 1990-06-27

Family

ID=4267163

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89104200A Withdrawn EP0374347A1 (fr) 1988-10-25 1989-03-09 Insertion de filtre double pour appareil électrostatique d'épuration de l'air

Country Status (5)

Country Link
US (1) US4880448A (fr)
EP (1) EP0374347A1 (fr)
CH (1) CH676087A5 (fr)
DK (1) DK233889A (fr)
NO (1) NO891212L (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9006146D0 (en) * 1990-03-19 1990-05-16 Wheway Plc Filter
US5540756A (en) * 1990-03-19 1996-07-30 Hoppitt; Bernard Electrostatic filter and method of filtering dust
US5427597A (en) * 1992-07-07 1995-06-27 Donaldson Company, Inc. Layered air filter medium having improved efficiency and pleatability
US5306321A (en) * 1992-07-07 1994-04-26 Donaldson Company, Inc. Layered air filter medium having improved efficiency and pleatability
GB2269668A (en) * 1992-08-14 1994-02-16 British Tech Group Passive dust sampler
US5980616A (en) * 1993-02-16 1999-11-09 Donaldson Company, Inc. Filter media for preventing carbon migration
US5874373A (en) * 1997-03-14 1999-02-23 American Felt & Filter Company Enhanced electret needled filtration media and composites
US5876487A (en) * 1997-03-17 1999-03-02 Donaldson Company, Inc. Adsorbent construction; and, method
US6143058A (en) * 1997-03-17 2000-11-07 Donaldson Company, Inc. Adsorbent construction and method
US5906677A (en) * 1997-05-05 1999-05-25 Dudley; Jesse R. Electrostatic supercharger screen
US6110260A (en) * 1998-07-14 2000-08-29 3M Innovative Properties Company Filter having a change indicator
US6146446A (en) * 1998-10-08 2000-11-14 Donaldson Company, Inc. Filter assembly with shaped adsorbent article; and devices and methods of use
US6168651B1 (en) * 1998-10-08 2001-01-02 Donaldson Company, Inc. Filter assembly with shaped adsorbent article; and devices and methods of use
US6875249B2 (en) * 2002-10-08 2005-04-05 Donaldson Company, Inc. Motor vehicle filter structure having visual indicator of useful life
US8409337B1 (en) 2010-06-08 2013-04-02 Aaf-Mcquay Inc. Air handling filtration equipment with adjustable media bed and method of use
KR101976325B1 (ko) * 2018-07-06 2019-05-07 주식회사 케이티앤지 연기 성분 저감 담배 필터, 담배, 그리고 그 제조 방법
US20220001393A1 (en) * 2018-11-19 2022-01-06 Clair Inc. Electrostatic induction-type air filtration dust collecting apparatus and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2724457A (en) * 1953-12-22 1955-11-22 Charles S Besser Electrostatic air filter
US4376642A (en) * 1980-08-18 1983-03-15 Biotech Electronics Ltd. Portable air cleaner unit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB900450A (en) * 1960-04-26 1962-07-04 Purolator Products Inc Gas filter element
JPS61283320A (ja) * 1985-05-01 1986-12-13 Nippon Denso Co Ltd 空気清浄器用濾材

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2724457A (en) * 1953-12-22 1955-11-22 Charles S Besser Electrostatic air filter
US4376642A (en) * 1980-08-18 1983-03-15 Biotech Electronics Ltd. Portable air cleaner unit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, Band 9, Nr. 96 (C-278)[1819], 25. April 1985; & JP-A-59 225 757 (SANYO DENKI K.K.) 18-12-1984 *

Also Published As

Publication number Publication date
NO891212L (no) 1990-04-26
NO891212D0 (no) 1989-03-20
CH676087A5 (fr) 1990-12-14
US4880448A (en) 1989-11-14
DK233889A (da) 1990-04-26
DK233889D0 (da) 1989-05-12

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 19911111

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