FR910694A - Self-cleaning filtration plant - Google Patents

Self-cleaning filtration plant

Info

Publication number
FR910694A
FR910694A FR910694DA FR910694A FR 910694 A FR910694 A FR 910694A FR 910694D A FR910694D A FR 910694DA FR 910694 A FR910694 A FR 910694A
Authority
FR
France
Prior art keywords
self
filtration plant
cleaning filtration
cleaning
plant
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.)
Pista SA
Original Assignee
Pista 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 Pista SA filed Critical Pista SA
Application granted granted Critical
Publication of FR910694A publication Critical patent/FR910694A/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
    • B01D2201/08—Regeneration of the filter
    • B01D2201/087—Regeneration of the filter using gas bubbles, e.g. air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/20—Pressure-related systems for filters
    • B01D2201/204—Systems for applying vacuum to filters
    • B01D2201/206—Systems for applying vacuum to filters by the weight of the liquid in a tube, e.g. siphon, barometric leg
FR910694D 1945-05-11 1945-05-11 Self-cleaning filtration plant Expired FR910694A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR910694T 1945-05-11

Publications (1)

Publication Number Publication Date
FR910694A true FR910694A (en) 1946-06-14

Family

ID=9413600

Family Applications (1)

Application Number Title Priority Date Filing Date
FR910694D Expired FR910694A (en) 1945-05-11 1945-05-11 Self-cleaning filtration plant

Country Status (2)

Country Link
CH (1) CH246264A (en)
FR (1) FR910694A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1037421B (en) * 1956-09-21 1958-08-28 Sulzer Ag Filter system
US3342334A (en) * 1964-05-27 1967-09-19 Union Tank Car Co Filter and scouring gas blower system
FR2880551A1 (en) * 2004-12-29 2006-07-14 Sources Sa Rising filtration waste water treatment cell has flushing water evacuated into adjoining tank through rapid-opening valve equipped with grille-cleaning brush

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3193099A (en) * 1961-08-30 1965-07-06 Union Tank Car Co Monovalve filter

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1037421B (en) * 1956-09-21 1958-08-28 Sulzer Ag Filter system
US3342334A (en) * 1964-05-27 1967-09-19 Union Tank Car Co Filter and scouring gas blower system
FR2880551A1 (en) * 2004-12-29 2006-07-14 Sources Sa Rising filtration waste water treatment cell has flushing water evacuated into adjoining tank through rapid-opening valve equipped with grille-cleaning brush

Also Published As

Publication number Publication date
CH246264A (en) 1946-12-31

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