FR2425261B1 - Station de filtration a drainage - Google Patents

Station de filtration a drainage

Info

Publication number
FR2425261B1
FR2425261B1 FR7901344A FR7901344A FR2425261B1 FR 2425261 B1 FR2425261 B1 FR 2425261B1 FR 7901344 A FR7901344 A FR 7901344A FR 7901344 A FR7901344 A FR 7901344A FR 2425261 B1 FR2425261 B1 FR 2425261B1
Authority
FR
France
Prior art keywords
filtration station
drainage filtration
drainage
station
filtration
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
FR7901344A
Other languages
English (en)
Other versions
FR2425261A1 (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.)
Sulzer AG
Original Assignee
Sulzer AG
Sulzer Freres 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 Sulzer AG, Sulzer Freres SA filed Critical Sulzer AG
Publication of FR2425261A1 publication Critical patent/FR2425261A1/fr
Application granted granted Critical
Publication of FR2425261B1 publication Critical patent/FR2425261B1/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
    • B01D24/02—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
    • B01D24/12—Downward filtration, the filtering material being supported by pervious surfaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Sewage (AREA)
  • Filtering Materials (AREA)
FR7901344A 1978-05-10 1979-01-19 Station de filtration a drainage Expired FR2425261B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH506678A CH627090A5 (fr) 1978-05-10 1978-05-10

Publications (2)

Publication Number Publication Date
FR2425261A1 FR2425261A1 (fr) 1979-12-07
FR2425261B1 true FR2425261B1 (fr) 1988-06-17

Family

ID=4287361

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7901344A Expired FR2425261B1 (fr) 1978-05-10 1979-01-19 Station de filtration a drainage

Country Status (9)

Country Link
JP (1) JPS5850523B2 (fr)
AT (1) AT370339B (fr)
CH (1) CH627090A5 (fr)
DE (1) DE2852316C3 (fr)
ES (1) ES477124A1 (fr)
FR (1) FR2425261B1 (fr)
GB (1) GB2020562B (fr)
IT (1) IT1111791B (fr)
NL (1) NL7902698A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845708A (ja) * 1981-09-11 1983-03-17 Kurita Water Ind Ltd 濾過装置
US5028322A (en) * 1989-07-11 1991-07-02 The Graver Company Low profile underdrain strainer assembly with improved distribution/fastening means
JP4688049B2 (ja) * 2006-02-20 2011-05-25 株式会社 太陽 浄水器及び浄水器の逆洗方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE61755C (de) * F. ENGEL in Hamburg Sandfilter
GB618196A (en) * 1946-11-01 1949-02-17 Frank Pullen Candy Improvements in connection with filters
DE1022190B (de) * 1956-04-14 1958-01-09 Bran & Luebbe Fluessigkeitsverteiler fuer Mischbettfilter
GB872632A (en) * 1959-05-13 1961-07-12 Pfaudler Permutit Inc Underdrain for a tank
DE1302745C2 (de) * 1963-08-15 1973-07-19 Gebrüder Sulzer AG, Winterthur (Schweiz·.) Betonfilterboden einer schnellfilteranlage
DE1958124U (de) * 1967-02-07 1967-04-06 Berliner Wassertechnische Ges Filterduese fuer fluessigkeitsaufbereitungsanlagen.
DE2414080C3 (de) * 1974-03-23 1980-06-04 L. & C. Steinmueller Gmbh, 5270 Gummersbach Flüssigkeitsfilter
DE2436447C3 (de) * 1974-07-29 1980-04-10 Preussag Ag, 3000 Hannover Und 1000 Berlin Rückspülbares Filter ohne Düsenboden mit kombinierter Luft- und Wasserspülung

Also Published As

Publication number Publication date
JPS5850523B2 (ja) 1983-11-11
DE2852316B2 (de) 1981-04-16
JPS54147574A (en) 1979-11-17
DE2852316C3 (de) 1981-11-26
IT7919921A0 (it) 1979-02-06
CH627090A5 (fr) 1981-12-31
DE2852316A1 (de) 1979-11-15
NL7902698A (nl) 1979-11-13
ES477124A1 (es) 1979-12-16
GB2020562A (en) 1979-11-21
AT370339B (de) 1983-03-25
FR2425261A1 (fr) 1979-12-07
ATA863978A (de) 1982-08-15
GB2020562B (en) 1982-10-13
IT1111791B (it) 1986-01-13

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Legal Events

Date Code Title Description
ST Notification of lapse