FR1052727A - Washing process for water purification filters - Google Patents

Washing process for water purification filters

Info

Publication number
FR1052727A
FR1052727A FR1052727DA FR1052727A FR 1052727 A FR1052727 A FR 1052727A FR 1052727D A FR1052727D A FR 1052727DA FR 1052727 A FR1052727 A FR 1052727A
Authority
FR
France
Prior art keywords
water purification
washing process
purification filters
filters
washing
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.)
Trailigaz Compagnie Generale de lOzone SA
Original Assignee
Trailigaz Compagnie Generale de lOzone 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 Trailigaz Compagnie Generale de lOzone SA filed Critical Trailigaz Compagnie Generale de lOzone SA
Application granted granted Critical
Publication of FR1052727A publication Critical patent/FR1052727A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering 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
    • B01D35/20—Vibrating the filters
    • 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
    • B01D24/105—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 downward filtration without specifications about the filter material supporting means
    • 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
    • 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
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
    • B01D24/4673—Regenerating the filtering material in the filter by moving the filtering element using rotary devices or vibration mechanisms, e.g. stirrers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR1052727D 1952-03-22 1952-03-22 Washing process for water purification filters Expired FR1052727A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1052727T 1952-03-22

Publications (1)

Publication Number Publication Date
FR1052727A true FR1052727A (en) 1954-01-26

Family

ID=9595480

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1052727D Expired FR1052727A (en) 1952-03-22 1952-03-22 Washing process for water purification filters

Country Status (1)

Country Link
FR (1) FR1052727A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1058020B (en) * 1955-01-04 1959-05-27 Commw Scient Ind Res Org Device for the continuous adsorption of solutions containing finely divided solids
EP1094036A2 (en) * 1999-10-19 2001-04-25 Malcolm Robert Snowball Fluid treatment by filtration and vibration
EP2450094A1 (en) * 2009-06-30 2012-05-09 Nagaoka International Corporation Water treatment device and method for cleaning filtration material layer for water treatment device
EP2468377A3 (en) * 2010-12-21 2012-09-26 Roberts Marketing DE Inc. An apparatus and method for removing impurities from water or wastewater
JP2013244428A (en) * 2012-05-24 2013-12-09 Kazunori Koishi Filter with vibrator

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1058020B (en) * 1955-01-04 1959-05-27 Commw Scient Ind Res Org Device for the continuous adsorption of solutions containing finely divided solids
EP1094036A2 (en) * 1999-10-19 2001-04-25 Malcolm Robert Snowball Fluid treatment by filtration and vibration
EP1094036A3 (en) * 1999-10-19 2001-12-05 Malcolm Robert Snowball Fluid treatment by filtration and vibration
GB2359073B (en) * 1999-10-19 2003-10-29 Malcolm Robert Snowball Fluid treatment
EP2450094A1 (en) * 2009-06-30 2012-05-09 Nagaoka International Corporation Water treatment device and method for cleaning filtration material layer for water treatment device
EP2450094A4 (en) * 2009-06-30 2013-12-11 Nagaoka Kk Water treatment device and method for cleaning filtration material layer for water treatment device
US9017559B2 (en) 2009-06-30 2015-04-28 Nagaoka International Corporation Water treatment apparatus and a method for cleaning a filter layer of a water treatment apparatus
US8454841B2 (en) 2010-05-11 2013-06-04 Roberts Marketing De, Inc. Method of filtering water or wastewater
US8652328B2 (en) 2010-05-11 2014-02-18 Roberts Marketing De, Inc. Apparatus for filtering water or wastewater
EP2468377A3 (en) * 2010-12-21 2012-09-26 Roberts Marketing DE Inc. An apparatus and method for removing impurities from water or wastewater
JP2013244428A (en) * 2012-05-24 2013-12-09 Kazunori Koishi Filter with vibrator

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