IT7919921A0 - FILTRATION SYSTEM WITH DRAINAGE AND FILTERING NOZZLES. - Google Patents

FILTRATION SYSTEM WITH DRAINAGE AND FILTERING NOZZLES.

Info

Publication number
IT7919921A0
IT7919921A0 IT7919921A IT1992179A IT7919921A0 IT 7919921 A0 IT7919921 A0 IT 7919921A0 IT 7919921 A IT7919921 A IT 7919921A IT 1992179 A IT1992179 A IT 1992179A IT 7919921 A0 IT7919921 A0 IT 7919921A0
Authority
IT
Italy
Prior art keywords
drainage
filtration system
nozzles
filtering
filtering nozzles
Prior art date
Application number
IT7919921A
Other languages
Italian (it)
Other versions
IT1111791B (en
Original Assignee
Sulzer Ag
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 filed Critical Sulzer Ag
Publication of IT7919921A0 publication Critical patent/IT7919921A0/en
Application granted granted Critical
Publication of IT1111791B publication Critical patent/IT1111791B/en

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)
  • Filtering Materials (AREA)
  • Sewage (AREA)
IT19921/79A 1978-05-10 1979-02-06 FILTRATION SYSTEM WITH DRAINAGE AND FILTERING NOZZLES IT1111791B (en)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
IT7919921A0 true IT7919921A0 (en) 1979-02-06
IT1111791B IT1111791B (en) 1986-01-13

Family

ID=4287361

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19921/79A IT1111791B (en) 1978-05-10 1979-02-06 FILTRATION SYSTEM WITH DRAINAGE AND FILTERING NOZZLES

Country Status (9)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5845708A (en) * 1981-09-11 1983-03-17 Kurita Water Ind Ltd Filter apparatus
US5028322A (en) * 1989-07-11 1991-07-02 The Graver Company Low profile underdrain strainer assembly with improved distribution/fastening means
JP4688049B2 (en) * 2006-02-20 2011-05-25 株式会社 太陽 Water purifier and backwash method for water purifier

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE61755C (en) * F. ENGEL in Hamburg Sand filter
GB618196A (en) * 1946-11-01 1949-02-17 Frank Pullen Candy Improvements in connection with filters
DE1022190B (en) * 1956-04-14 1958-01-09 Bran & Luebbe Liquid distributor for mixed bed filter
GB872632A (en) * 1959-05-13 1961-07-12 Pfaudler Permutit Inc Underdrain for a tank
DE1302745C2 (en) * 1963-08-15 1973-07-19 Gebrüder Sulzer AG, Winterthur (Schweiz·.) CONCRETE FILTER FLOOR OF A QUICK FILTER SYSTEM
DE1958124U (en) * 1967-02-07 1967-04-06 Berliner Wassertechnische Ges FILTER NOZZLE FOR LIQUID TREATMENT SYSTEMS.
DE2414080C3 (en) * 1974-03-23 1980-06-04 L. & C. Steinmueller Gmbh, 5270 Gummersbach Liquid filter
DE2436447C3 (en) * 1974-07-29 1980-04-10 Preussag Ag, 3000 Hannover Und 1000 Berlin Backwashable filter without nozzle base with combined air and water rinsing

Also Published As

Publication number Publication date
JPS5850523B2 (en) 1983-11-11
FR2425261B1 (en) 1988-06-17
ATA863978A (en) 1982-08-15
ES477124A1 (en) 1979-12-16
DE2852316A1 (en) 1979-11-15
IT1111791B (en) 1986-01-13
GB2020562B (en) 1982-10-13
DE2852316B2 (en) 1981-04-16
JPS54147574A (en) 1979-11-17
DE2852316C3 (en) 1981-11-26
NL7902698A (en) 1979-11-13
CH627090A5 (en) 1981-12-31
GB2020562A (en) 1979-11-21
AT370339B (en) 1983-03-25
FR2425261A1 (en) 1979-12-07

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