FR944373A - Installation de filtration - Google Patents

Installation de filtration

Info

Publication number
FR944373A
FR944373A FR944373DA FR944373A FR 944373 A FR944373 A FR 944373A FR 944373D A FR944373D A FR 944373DA FR 944373 A FR944373 A FR 944373A
Authority
FR
France
Prior art keywords
filtration plant
filtration
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
English (en)
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 FR944373A publication Critical patent/FR944373A/fr
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
    • B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
    • B01D24/4869—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration by level measuring
    • 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
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
FR944373D 1946-10-16 1947-03-04 Installation de filtration Expired FR944373A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH944373X 1946-10-16

Publications (1)

Publication Number Publication Date
FR944373A true FR944373A (fr) 1949-04-04

Family

ID=4549657

Family Applications (1)

Application Number Title Priority Date Filing Date
FR944373D Expired FR944373A (fr) 1946-10-16 1947-03-04 Installation de filtration

Country Status (2)

Country Link
BE (1) BE471545A (sr)
FR (1) FR944373A (sr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0279975A1 (en) * 1987-01-28 1988-08-31 Zimpro Environmental, Inc. Rise-rate control of pulsed-bed granular medium filters
CN106976932A (zh) * 2017-04-28 2017-07-25 广东省建筑设计研究院 一种农村无动力超滤膜净水系统及基于该系统的制水方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0279975A1 (en) * 1987-01-28 1988-08-31 Zimpro Environmental, Inc. Rise-rate control of pulsed-bed granular medium filters
CN106976932A (zh) * 2017-04-28 2017-07-25 广东省建筑设计研究院 一种农村无动力超滤膜净水系统及基于该系统的制水方法
CN106976932B (zh) * 2017-04-28 2023-11-17 广东省建筑设计研究院 一种农村无动力超滤膜净水系统及基于该系统的制水方法

Also Published As

Publication number Publication date
BE471545A (sr)

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