FR2249700B1 - - Google Patents

Info

Publication number
FR2249700B1
FR2249700B1 FR7339305A FR7339305A FR2249700B1 FR 2249700 B1 FR2249700 B1 FR 2249700B1 FR 7339305 A FR7339305 A FR 7339305A FR 7339305 A FR7339305 A FR 7339305A FR 2249700 B1 FR2249700 B1 FR 2249700B1
Authority
FR
France
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
FR7339305A
Other languages
French (fr)
Other versions
FR2249700A1 (en
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.)
BEAUDREY ET CIE SA
Original Assignee
BEAUDREY ET CIE 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 BEAUDREY ET CIE SA filed Critical BEAUDREY ET CIE SA
Priority to FR7339305A priority Critical patent/FR2249700A1/en
Publication of FR2249700A1 publication Critical patent/FR2249700A1/en
Application granted granted Critical
Publication of FR2249700B1 publication Critical patent/FR2249700B1/fr
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D35/00Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/12Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/117Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for outward flow filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/66Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/661Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps by using gas-bumps
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/66Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/668Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with valves, e.g. rotating valves for coaxially placed filtering elements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/92Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging filtrate
    • B01D29/925Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging filtrate containing liquid displacement elements or cores

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
FR7339305A 1973-11-06 1973-11-06 Backwash cleaning screen in pressure filter for liquids - with filtered liquid under pressure of gas compressed by incoming liquid Granted FR2249700A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7339305A FR2249700A1 (en) 1973-11-06 1973-11-06 Backwash cleaning screen in pressure filter for liquids - with filtered liquid under pressure of gas compressed by incoming liquid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7339305A FR2249700A1 (en) 1973-11-06 1973-11-06 Backwash cleaning screen in pressure filter for liquids - with filtered liquid under pressure of gas compressed by incoming liquid

Publications (2)

Publication Number Publication Date
FR2249700A1 FR2249700A1 (en) 1975-05-30
FR2249700B1 true FR2249700B1 (en) 1976-10-01

Family

ID=9127318

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7339305A Granted FR2249700A1 (en) 1973-11-06 1973-11-06 Backwash cleaning screen in pressure filter for liquids - with filtered liquid under pressure of gas compressed by incoming liquid

Country Status (1)

Country Link
FR (1) FR2249700A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2677895B1 (en) * 1991-06-24 1993-10-15 Verseau Developpement Sa MEMBRANE FILTRATION INSTALLATION WITH CLEANING CONTROL.
EP2727639A1 (en) * 2012-11-02 2014-05-07 Honeywell Technologies Sarl Reverse rinsing filter
CN109026671A (en) * 2018-09-17 2018-12-18 辽宁格瑞特泵业有限公司 Automatic desilting filter

Also Published As

Publication number Publication date
FR2249700A1 (en) 1975-05-30

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Legal Events

Date Code Title Description
ST Notification of lapse