FR772664A - Improvement in the rafters of filter basins - Google Patents

Improvement in the rafters of filter basins

Info

Publication number
FR772664A
FR772664A FR772664DA FR772664A FR 772664 A FR772664 A FR 772664A FR 772664D A FR772664D A FR 772664DA FR 772664 A FR772664 A FR 772664A
Authority
FR
France
Prior art keywords
rafters
improvement
filter basins
basins
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Henri Chabal
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 FR772664A publication Critical patent/FR772664A/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
    • B01D24/4631—Counter-current flushing, e.g. by air
    • 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
    • B01D24/20—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 provided in an open container
    • B01D24/22—Downward filtration, the filter material being supported by pervious surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/04—Supports for the filtering elements
    • B01D2201/0415—Details of supporting structures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR772664D 1933-08-03 1933-08-03 Improvement in the rafters of filter basins Expired FR772664A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR772664T 1933-08-03

Publications (1)

Publication Number Publication Date
FR772664A true FR772664A (en) 1934-11-03

Family

ID=9194971

Family Applications (1)

Application Number Title Priority Date Filing Date
FR772664D Expired FR772664A (en) 1933-08-03 1933-08-03 Improvement in the rafters of filter basins

Country Status (1)

Country Link
FR (1) FR772664A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2710692A (en) * 1949-07-27 1955-06-14 Pintsch Bamag Ag Filter bottoms

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2710692A (en) * 1949-07-27 1955-06-14 Pintsch Bamag Ag Filter bottoms

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