FR879415A - Granulated material bed filtration apparatus - Google Patents

Granulated material bed filtration apparatus

Info

Publication number
FR879415A
FR879415A FR879415DA FR879415A FR 879415 A FR879415 A FR 879415A FR 879415D A FR879415D A FR 879415DA FR 879415 A FR879415 A FR 879415A
Authority
FR
France
Prior art keywords
filtration apparatus
material bed
granulated material
bed filtration
granulated
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
Application number
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.)
COMPTOIR TEXTILES ARTIFICIELS
Comptoir des Textiles Artificiels SA
Original Assignee
COMPTOIR TEXTILES ARTIFICIELS
Comptoir des Textiles Artificiels 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 COMPTOIR TEXTILES ARTIFICIELS, Comptoir des Textiles Artificiels SA filed Critical COMPTOIR TEXTILES ARTIFICIELS
Application granted granted Critical
Publication of FR879415A publication Critical patent/FR879415A/en
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
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
    • B01D24/4689—Displacement of the filtering material to a compartment of the filtering device for regeneration
    • 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
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR879415D 1941-02-20 1941-02-20 Granulated material bed filtration apparatus Expired FR879415A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR879415T 1941-02-20

Publications (1)

Publication Number Publication Date
FR879415A true FR879415A (en) 1943-02-23

Family

ID=9361818

Family Applications (1)

Application Number Title Priority Date Filing Date
FR879415D Expired FR879415A (en) 1941-02-20 1941-02-20 Granulated material bed filtration apparatus

Country Status (1)

Country Link
FR (1) FR879415A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1118756B (en) * 1952-03-05 1961-12-07 Iawabagia Wasserreinigungsbau Backwashable filter with a cylindrical filter container
AT406343B (en) * 1998-02-18 2000-04-25 Bwt Ag DEVICE FOR TREATING A LIQUID, IN PARTICULAR FOR PURIFYING WATER

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1118756B (en) * 1952-03-05 1961-12-07 Iawabagia Wasserreinigungsbau Backwashable filter with a cylindrical filter container
AT406343B (en) * 1998-02-18 2000-04-25 Bwt Ag DEVICE FOR TREATING A LIQUID, IN PARTICULAR FOR PURIFYING WATER

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