FR792510A - Perfectionnements aux appareils de filtrage - Google Patents

Perfectionnements aux appareils de filtrage

Info

Publication number
FR792510A
FR792510A FR792510DA FR792510A FR 792510 A FR792510 A FR 792510A FR 792510D A FR792510D A FR 792510DA FR 792510 A FR792510 A FR 792510A
Authority
FR
France
Prior art keywords
filtering devices
filtering
devices
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
English (en)
Inventor
Roger Mesnil
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 filed Critical
Application granted granted Critical
Publication of FR792510A publication Critical patent/FR792510A/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
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
    • 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
    • B01D24/14—Downward filtration, the container having distribution or collection headers or pervious conduits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/08—Regeneration of the filter
    • B01D2201/087—Regeneration of the filter using gas bubbles, e.g. air

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR792510D 1934-10-05 1934-10-05 Perfectionnements aux appareils de filtrage Expired FR792510A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR792510T 1934-10-05

Publications (1)

Publication Number Publication Date
FR792510A true FR792510A (fr) 1936-01-04

Family

ID=9230491

Family Applications (1)

Application Number Title Priority Date Filing Date
FR792510D Expired FR792510A (fr) 1934-10-05 1934-10-05 Perfectionnements aux appareils de filtrage

Country Status (1)

Country Link
FR (1) FR792510A (fr)

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