FR2099811A5 - - Google Patents

Info

Publication number
FR2099811A5
FR2099811A5 FR7122728A FR7122728A FR2099811A5 FR 2099811 A5 FR2099811 A5 FR 2099811A5 FR 7122728 A FR7122728 A FR 7122728A FR 7122728 A FR7122728 A FR 7122728A FR 2099811 A5 FR2099811 A5 FR 2099811A5
Authority
FR
France
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
Application number
FR7122728A
Other languages
French (fr)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR2099811A5 publication Critical patent/FR2099811A5/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/007—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection
    • B01D24/008—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
    • B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/38—Feed or discharge devices
    • B01D24/40—Feed or discharge devices for feeding
    • B01D24/402—Feed or discharge devices for feeding containing fixed liquid displacement elements or cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/14—Particulate filter materials with a lower density than the liquid mixture to be filtered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/18—Filters characterised by the openings or pores
    • B01D2201/188—Multiple filtering elements having filtering areas of different size

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Filtration Of Liquid (AREA)
FR7122728A 1970-06-23 1971-06-22 Expired FR2099811A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2030824A DE2030824C3 (en) 1970-06-23 1970-06-23 Multi-stage filter

Publications (1)

Publication Number Publication Date
FR2099811A5 true FR2099811A5 (en) 1972-03-17

Family

ID=5774668

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7122728A Expired FR2099811A5 (en) 1970-06-23 1971-06-22

Country Status (5)

Country Link
AT (1) AT315204B (en)
BE (1) BE768197A (en)
CH (1) CH521776A (en)
DE (1) DE2030824C3 (en)
FR (1) FR2099811A5 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2872236A4 (en) * 2012-07-16 2016-03-30 Sonitec Vortisand Technologies Inc Media bed filters for filtering fine particles from a raw liquid flow and method of using the same

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT385750B (en) * 1985-01-11 1988-05-10 Stoiser & Wolschner PLANT FOR PURIFYING POLLUTED WATER
DE8712336U1 (en) * 1987-09-11 1987-10-29 Bruno Kern GmbH, 8752 Mömbris Filters for water purification, especially for swimming pools
FR2656813B1 (en) * 1990-01-05 1993-10-08 Hebraoui Michel FILTER ASSEMBLY FOR LIQUIDS WITH INDEPENDENT PREFILTRATION AND CLEANING CHAMBERS.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2872236A4 (en) * 2012-07-16 2016-03-30 Sonitec Vortisand Technologies Inc Media bed filters for filtering fine particles from a raw liquid flow and method of using the same
US9387418B2 (en) 2012-07-16 2016-07-12 Neptune-Benson, Llc Media bed filters for filtering fine particles from a raw liquid flow and method of using the same

Also Published As

Publication number Publication date
BE768197A (en) 1971-11-03
DE2030824A1 (en) 1972-01-13
CH521776A (en) 1972-04-30
DE2030824B2 (en) 1974-08-08
DE2030824C3 (en) 1975-03-20
AT315204B (en) 1974-05-10

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Legal Events

Date Code Title Description
ST Notification of lapse