IT7924180A0 - FILTER WITH COUNTER-CURRENT WASHING. - Google Patents

FILTER WITH COUNTER-CURRENT WASHING.

Info

Publication number
IT7924180A0
IT7924180A0 IT7924180A IT2418079A IT7924180A0 IT 7924180 A0 IT7924180 A0 IT 7924180A0 IT 7924180 A IT7924180 A IT 7924180A IT 2418079 A IT2418079 A IT 2418079A IT 7924180 A0 IT7924180 A0 IT 7924180A0
Authority
IT
Italy
Prior art keywords
counter
filter
current washing
washing
current
Prior art date
Application number
IT7924180A
Other languages
Italian (it)
Other versions
IT1122060B (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 IT7924180A0 publication Critical patent/IT7924180A0/en
Application granted granted Critical
Publication of IT1122060B publication Critical patent/IT1122060B/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
    • 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
    • B01D24/4626—Construction of spray heads specially adapted for regeneration of the filter material or for filtrate discharging
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
IT24180/79A 1978-07-14 1979-07-09 COUNTER-CURRENT WASHING FILTER IT1122060B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH764978A CH633971A5 (en) 1978-07-14 1978-07-14 Back-flushable filter

Publications (2)

Publication Number Publication Date
IT7924180A0 true IT7924180A0 (en) 1979-07-09
IT1122060B IT1122060B (en) 1986-04-23

Family

ID=4328419

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24180/79A IT1122060B (en) 1978-07-14 1979-07-09 COUNTER-CURRENT WASHING FILTER

Country Status (4)

Country Link
CH (1) CH633971A5 (en)
ES (1) ES481279A1 (en)
FR (1) FR2430782A1 (en)
IT (1) IT1122060B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2485385A1 (en) * 1980-06-27 1981-12-31 Degremont BED FILTER OF GRANULAR MATERIALS FOR THE TREATMENT OF WATER, ESPECIALLY SEA WATER AND CORROSIVE LIQUIDS
ITMI20062045A1 (en) * 2006-10-24 2008-04-25 Danieli Off Mecc SAND FILTRATION DEVICE
EP2154114A1 (en) * 2008-07-23 2010-02-17 Nestec S.A. Water treatment unit for beverage production machine
CN105854367B (en) * 2016-05-13 2019-08-30 上海绩优机电股份有限公司 A kind of filtration system and filter method

Also Published As

Publication number Publication date
CH633971A5 (en) 1983-01-14
FR2430782A1 (en) 1980-02-08
ES481279A1 (en) 1980-02-01
IT1122060B (en) 1986-04-23
FR2430782B3 (en) 1982-05-21

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