FR1026437A - Perfectionnements aux filtres de purification de liquides - Google Patents

Perfectionnements aux filtres de purification de liquides

Info

Publication number
FR1026437A
FR1026437A FR1026437DA FR1026437A FR 1026437 A FR1026437 A FR 1026437A FR 1026437D A FR1026437D A FR 1026437DA FR 1026437 A FR1026437 A FR 1026437A
Authority
FR
France
Prior art keywords
liquid purification
purification filters
filters
liquid
purification
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)
Inventor
Cornelis Wichert Hulsbergen
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
Application granted granted Critical
Publication of FR1026437A publication Critical patent/FR1026437A/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
    • B01D24/46—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
    • B01D24/22—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
    • B01D2201/04—Supports for the filtering elements
    • B01D2201/0415—Details of supporting structures

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nozzles (AREA)
  • Road Paving Structures (AREA)
  • Filtration Of Liquid (AREA)
FR1026437D 1949-10-25 1950-10-23 Perfectionnements aux filtres de purification de liquides Expired FR1026437A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL295079X 1949-10-25

Publications (1)

Publication Number Publication Date
FR1026437A true FR1026437A (fr) 1953-04-28

Family

ID=19782938

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1026437D Expired FR1026437A (fr) 1949-10-25 1950-10-23 Perfectionnements aux filtres de purification de liquides

Country Status (6)

Country Link
US (1) US2711829A (en:Method)
BE (1) BE498884A (en:Method)
CH (1) CH295079A (en:Method)
DE (1) DE841443C (en:Method)
FR (1) FR1026437A (en:Method)
GB (1) GB671997A (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2596385A1 (fr) * 1986-03-26 1987-10-02 Omnium Traitement Valorisa Plancher pour filtre de traitement des eaux

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH311227A (de) * 1953-03-10 1955-11-30 Tiefbohr & Baugesellschaft Ag Waschdüse an einer Flüssigkeitsfilteranlage.
NL88667C (en:Method) * 1953-03-21
DE1028090B (de) * 1954-09-24 1958-04-17 Wolfgang Merlet Duesenboden mit von oben ueber einen zusammendrueckbaren elastischen Ring herausnehmbar befestigten Duesen
DE962065C (de) * 1955-03-25 1957-04-18 Otto Raulefs Dipl Ing Mehrteilige zusammensteckbare Duese fuer Wasserfilter
DE1022557B (de) * 1955-05-20 1958-01-16 Forschungsgesellschaft Der Wab Filterduese
DE1032222B (de) * 1956-08-21 1958-06-19 Philipp Mueller Nachf Eugen Bu Duese fuer rueckspuelbare Filter
DE1177612B (de) * 1962-06-20 1964-09-10 Basf Ag Duese und Duesenbefestigung fuer mit koernigen Filtermitteln beladene Filterboeden, insbesondere fuer Wasserreinigungsanlagen
US3468422A (en) * 1967-02-03 1969-09-23 Chicago Bridge & Iron Co Ceramic filter bottom directly supporting media
US3994812A (en) * 1974-07-10 1976-11-30 Uddeholms Aktiebolag Double bottom tank structure with sleeved strainer means
US4476020A (en) * 1981-12-08 1984-10-09 Paterson Candy International Limited Strainer assembly for granular media filters
US4707257A (en) * 1986-05-29 1987-11-17 The Graver Company Air/water distributor underdrain
FR2625915B1 (fr) * 1988-01-15 1990-05-25 Degremont Procede pour la fabrication de planchers pour filtres, et planchers ainsi realises
DE4239293C2 (de) * 1992-11-23 1994-09-08 Kleemeier Schewe & Co Ksh Gmbh Filterdüse aus Kunststoff
FR2759720B1 (fr) * 1997-02-19 1999-04-30 Degremont Procede de realisation d'un plancher de filtre pour le traitement des eaux
CN114538642B (zh) * 2022-03-07 2023-09-15 广东人为环境科技有限公司 一种基于信息化的集成式一体化净水厂

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US612421A (en) * 1898-10-18 Signors to the
US2047716A (en) * 1936-07-14 Irrigation sprinkler
US653160A (en) * 1899-11-21 1900-07-03 Henry B Anderson Filter.
US791213A (en) * 1903-06-26 1905-05-30 Charles V Roberts Water-filter.
US1097999A (en) * 1909-08-30 1914-05-26 Claude A P Turner Reinforced concrete construction.
US1053646A (en) * 1909-11-22 1913-02-18 Charles Wesley Roberts Building construction.
US1031043A (en) * 1910-02-17 1912-07-02 Unit Construction Co Concrete cosntruction.
US1150231A (en) * 1914-11-05 1915-08-17 James R Smith Flange for drains, vents, and other purposes.
US1503421A (en) * 1921-09-30 1924-07-29 William F Innes Roof connection
US1472669A (en) * 1922-04-05 1923-10-30 Overbaugh Leslie Sprinkler nozzle
US1569896A (en) * 1924-08-04 1926-01-19 Joseph E Nelson & Sons Filtering tank
US2011937A (en) * 1934-05-05 1935-08-20 John F Mckeage Tapping bush for beer barrels
GB494934A (en) * 1937-03-17 1938-11-03 Franke Peter Improvements in or relating to filters for liquids
US2412032A (en) * 1945-05-10 1946-12-03 Jr James Bill Distribution nozzle for filters and the like
US2537659A (en) * 1945-08-24 1951-01-09 Nat Clay Pipe Res Corp Joint for pipe and conduits

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2596385A1 (fr) * 1986-03-26 1987-10-02 Omnium Traitement Valorisa Plancher pour filtre de traitement des eaux

Also Published As

Publication number Publication date
CH295079A (de) 1953-12-15
DE841443C (de) 1952-06-16
US2711829A (en) 1955-06-28
BE498884A (en:Method)
GB671997A (en) 1952-05-14

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