DK167272B1 - Filteranlaeg, der kan returskylles - Google Patents

Filteranlaeg, der kan returskylles Download PDF

Info

Publication number
DK167272B1
DK167272B1 DK376988A DK376988A DK167272B1 DK 167272 B1 DK167272 B1 DK 167272B1 DK 376988 A DK376988 A DK 376988A DK 376988 A DK376988 A DK 376988A DK 167272 B1 DK167272 B1 DK 167272B1
Authority
DK
Denmark
Prior art keywords
flap
sludge
water
filter system
wave
Prior art date
Application number
DK376988A
Other languages
Danish (da)
English (en)
Other versions
DK376988D0 (da
DK376988A (da
Inventor
Ernst Keller
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 DK376988D0 publication Critical patent/DK376988D0/da
Publication of DK376988A publication Critical patent/DK376988A/da
Application granted granted Critical
Publication of DK167272B1 publication Critical patent/DK167272B1/da

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
    • 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
    • B01D24/205—Downward filtration without specifications about the filter material supporting means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Centrifugal Separators (AREA)
  • Glass Compositions (AREA)
  • Treatment Of Sludge (AREA)
  • Transplanting Machines (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Percussion Or Vibration Massage (AREA)
DK376988A 1987-09-01 1988-07-06 Filteranlaeg, der kan returskylles DK167272B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH334687 1987-09-01
CH3346/87A CH672892A5 (fi) 1987-09-01 1987-09-01

Publications (3)

Publication Number Publication Date
DK376988D0 DK376988D0 (da) 1988-07-06
DK376988A DK376988A (da) 1989-03-02
DK167272B1 true DK167272B1 (da) 1993-10-04

Family

ID=4253986

Family Applications (1)

Application Number Title Priority Date Filing Date
DK376988A DK167272B1 (da) 1987-09-01 1988-07-06 Filteranlaeg, der kan returskylles

Country Status (7)

Country Link
EP (1) EP0305606B1 (fi)
AT (1) ATE73002T1 (fi)
CH (1) CH672892A5 (fi)
DE (1) DE3777181D1 (fi)
DK (1) DK167272B1 (fi)
ES (1) ES2031121T3 (fi)
NO (1) NO171299C (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT397927B (de) * 1992-05-27 1994-08-25 Chemiefaser Lenzing Ag Rückspülfähige filtervorrichtung zur filtration hochviskoser flüssigkeiten
DE4440060C1 (de) * 1994-11-10 1996-03-07 Wama Wasseraufbereitungsanlage Rückspülbare Filteranlage
CN1310696C (zh) * 2005-01-14 2007-04-18 珠海市沃特金水处理技术有限公司 翻板阀门及翻板滤池

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1033183B (de) * 1952-06-16 1958-07-03 Kommandit Ges Kary Vorrichtung zum Abscheiden koernigen Filtermaterials beim Rueckspuelen von Filtern
US2888140A (en) * 1958-08-08 1959-05-26 Raymond E Hebert Filter baffles
US4076625A (en) * 1976-01-16 1978-02-28 General Filter Company Baffle and wash trough assembly for granular-media filters
GB2118452B (en) * 1982-04-21 1986-06-18 Permutit Boby Ltd Filtration method and apparatus
US4478726A (en) * 1982-10-26 1984-10-23 Blue Circle Projects (Proprietary) Limited Particulate filter backwash outlet

Also Published As

Publication number Publication date
CH672892A5 (fi) 1990-01-15
EP0305606A1 (de) 1989-03-08
DE3777181D1 (de) 1992-04-09
ATE73002T1 (de) 1992-03-15
EP0305606B1 (de) 1992-03-04
DK376988D0 (da) 1988-07-06
DK376988A (da) 1989-03-02
NO171299C (no) 1993-02-24
NO171299B (no) 1992-11-16
ES2031121T3 (es) 1992-12-01
NO883866D0 (no) 1988-08-30
NO883866L (no) 1989-03-02

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed