FR1382861A - Filtering raft - Google Patents

Filtering raft

Info

Publication number
FR1382861A
FR1382861A FR964732A FR964732A FR1382861A FR 1382861 A FR1382861 A FR 1382861A FR 964732 A FR964732 A FR 964732A FR 964732 A FR964732 A FR 964732A FR 1382861 A FR1382861 A FR 1382861A
Authority
FR
France
Prior art keywords
raft
filtering
filtering raft
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
FR964732A
Other languages
French (fr)
Inventor
Richard Pierpont Moore
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
Priority to FR964732A priority Critical patent/FR1382861A/en
Application granted granted Critical
Publication of FR1382861A publication Critical patent/FR1382861A/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
    • 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
    • B01D24/20—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
    • B01D24/24—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)
FR964732A 1964-02-21 1964-02-21 Filtering raft Expired FR1382861A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR964732A FR1382861A (en) 1964-02-21 1964-02-21 Filtering raft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR964732A FR1382861A (en) 1964-02-21 1964-02-21 Filtering raft

Publications (1)

Publication Number Publication Date
FR1382861A true FR1382861A (en) 1964-12-18

Family

ID=8823786

Family Applications (1)

Application Number Title Priority Date Filing Date
FR964732A Expired FR1382861A (en) 1964-02-21 1964-02-21 Filtering raft

Country Status (1)

Country Link
FR (1) FR1382861A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0026789A1 (en) * 1979-09-03 1981-04-15 GebràœDer Sulzer Aktiengesellschaft Filter device, especially for the purification of water

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0026789A1 (en) * 1979-09-03 1981-04-15 GebràœDer Sulzer Aktiengesellschaft Filter device, especially for the purification of water

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