EP2089133A4 - Diatomeenerdefiltervorrichtung und -verfahren - Google Patents

Diatomeenerdefiltervorrichtung und -verfahren

Info

Publication number
EP2089133A4
EP2089133A4 EP06827168A EP06827168A EP2089133A4 EP 2089133 A4 EP2089133 A4 EP 2089133A4 EP 06827168 A EP06827168 A EP 06827168A EP 06827168 A EP06827168 A EP 06827168A EP 2089133 A4 EP2089133 A4 EP 2089133A4
Authority
EP
European Patent Office
Prior art keywords
diatomaceous earth
filter apparatus
earth filter
diatomaceous
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.)
Withdrawn
Application number
EP06827168A
Other languages
English (en)
French (fr)
Other versions
EP2089133A2 (de
Inventor
Robert Frank Swindell
Leonard Richiuso
Brian Everett Cox
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.)
Pentair Water Pool and Spa Inc
Original Assignee
Pentair Water Pool and Spa Inc
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 Pentair Water Pool and Spa Inc filed Critical Pentair Water Pool and Spa Inc
Priority to EP11150515A priority Critical patent/EP2314365B1/de
Publication of EP2089133A2 publication Critical patent/EP2089133A2/de
Publication of EP2089133A4 publication Critical patent/EP2089133A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • 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
    • B01D29/114—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 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
    • B01D29/50—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
    • B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
    • B01D29/6438—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element nozzles
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
EP06827168A 2006-10-31 2006-10-31 Diatomeenerdefiltervorrichtung und -verfahren Withdrawn EP2089133A4 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP11150515A EP2314365B1 (de) 2006-10-31 2006-10-31 Kieselgurfiltervorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2006/042465 WO2008063159A2 (en) 2006-10-31 2006-10-31 Diatomaceous earth filter apparatus and method

Publications (2)

Publication Number Publication Date
EP2089133A2 EP2089133A2 (de) 2009-08-19
EP2089133A4 true EP2089133A4 (de) 2010-03-31

Family

ID=39430201

Family Applications (2)

Application Number Title Priority Date Filing Date
EP06827168A Withdrawn EP2089133A4 (de) 2006-10-31 2006-10-31 Diatomeenerdefiltervorrichtung und -verfahren
EP11150515A Not-in-force EP2314365B1 (de) 2006-10-31 2006-10-31 Kieselgurfiltervorrichtung

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP11150515A Not-in-force EP2314365B1 (de) 2006-10-31 2006-10-31 Kieselgurfiltervorrichtung

Country Status (4)

Country Link
EP (2) EP2089133A4 (de)
AU (1) AU2006350955B2 (de)
CA (1) CA2668626C (de)
WO (1) WO2008063159A2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7575675B2 (en) 2006-06-19 2009-08-18 Pentair Water Pool And Spa, Inc. Pool cleaner debris bag
US8968559B2 (en) 2010-05-14 2015-03-03 Pentair Water Pool And Spa, Inc. Biodegradable disposable debris bag
CN103068460B (zh) * 2010-08-06 2015-09-09 贝科技术有限公司 筒式油分离器
US9714518B2 (en) 2015-01-14 2017-07-25 Pentair Water Pool And Spa, Inc. Debris bag with detachable collar

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2960232A (en) * 1958-12-15 1960-11-15 Edward F Gillette Swimming pool filter
US3037634A (en) * 1958-06-16 1962-06-05 Bowser Inc Water filter
US4657673A (en) * 1985-11-13 1987-04-14 Emerich Kessler Dual filtering system for swimming pools

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2562699A (en) * 1949-06-17 1951-07-31 Permutit Co Filter and method of backwashing same
US3656812A (en) * 1969-09-18 1972-04-18 Portec Inc Device for fluidizing stored material
US3862036A (en) * 1970-11-09 1975-01-21 Wix Corp Apparatus and method for rapid cyclic filtration of contaminants from liquids
AU566030B2 (en) * 1982-05-03 1987-10-08 Sabco Limited Diatomaceous earth filter
US4622137A (en) * 1985-11-13 1986-11-11 Emerich Kessler Filtering system for swimming pools, with removable manifold assembly and braided filter grid units
US4834883A (en) * 1987-12-14 1989-05-30 David C. Lake Filter cleaning apparatus
US5203998A (en) * 1992-06-17 1993-04-20 Benian Filter Company, Inc. Permanent backwashable filter structure
US5320752A (en) * 1992-11-03 1994-06-14 Clack Corporation Water purification system employing modular flat filter assembly
DE9417636U1 (de) * 1994-11-03 1995-02-02 Anton Steinecker Entwicklungs Gmbh & Co, 85356 Freising Kerzenfiltervorrichtung mit Spritzvorrichtung
US5871641A (en) * 1996-05-30 1999-02-16 H-Tech, Inc. Fluid filter with pleated septum
US6977040B2 (en) * 2001-03-19 2005-12-20 Allegheny Bradford Corporation Integrated filter housing with associated cleaning system and method
US20040047675A1 (en) * 2002-09-10 2004-03-11 Bonelli Jonathan J. Filter cartridge cleaning kit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037634A (en) * 1958-06-16 1962-06-05 Bowser Inc Water filter
US2960232A (en) * 1958-12-15 1960-11-15 Edward F Gillette Swimming pool filter
US4657673A (en) * 1985-11-13 1987-04-14 Emerich Kessler Dual filtering system for swimming pools

Also Published As

Publication number Publication date
EP2089133A2 (de) 2009-08-19
EP2314365A1 (de) 2011-04-27
AU2006350955A1 (en) 2008-05-29
WO2008063159A2 (en) 2008-05-29
EP2314365B1 (de) 2013-03-20
WO2008063159A3 (en) 2009-05-28
CA2668626C (en) 2016-01-12
AU2006350955B2 (en) 2011-12-08
CA2668626A1 (en) 2008-05-29

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Legal Events

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

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20090519

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

A4 Supplementary search report drawn up and despatched

Effective date: 20100301

DAX Request for extension of the european patent (deleted)
17Q First examination report despatched

Effective date: 20100701

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20110112