AU7757287A - Method and apparatus for cleaning liquids, using loose filter material, which is fluidized during backwash - Google Patents

Method and apparatus for cleaning liquids, using loose filter material, which is fluidized during backwash

Info

Publication number
AU7757287A
AU7757287A AU77572/87A AU7757287A AU7757287A AU 7757287 A AU7757287 A AU 7757287A AU 77572/87 A AU77572/87 A AU 77572/87A AU 7757287 A AU7757287 A AU 7757287A AU 7757287 A AU7757287 A AU 7757287A
Authority
AU
Australia
Prior art keywords
filter material
cleaning liquids
during backwash
loose filter
fluidized during
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.)
Abandoned
Application number
AU77572/87A
Inventor
Ingemar Nyberg
G.K. Lennart Olausson
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.)
Zeotech I Goteborg AB
Original Assignee
ZEOTECH I GOETEBORG AB
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
Priority claimed from SE8603741A external-priority patent/SE458423B/en
Priority claimed from SE8700038A external-priority patent/SE8700038D0/en
Application filed by ZEOTECH I GOETEBORG AB filed Critical ZEOTECH I GOETEBORG AB
Publication of AU7757287A publication Critical patent/AU7757287A/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/12—Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
    • 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
    • B01D24/16—Upward filtration
    • 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
    • B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
    • B01D24/4684—Regenerating the filtering material in the filter by moving the filtering element using spray devices
    • 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
    • B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
    • 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
    • B01D24/14—Downward filtration, the container having distribution or collection headers or pervious conduits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
AU77572/87A 1986-09-08 1987-06-26 Method and apparatus for cleaning liquids, using loose filter material, which is fluidized during backwash Abandoned AU7757287A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8603741A SE458423B (en) 1986-09-08 1986-09-08 Liq. and water purifying appts.
SE8603741 1986-09-08
SE8700038 1987-01-07
SE8700038A SE8700038D0 (en) 1987-01-07 1987-01-07 USE OF A MINERAL PRODUCT

Publications (1)

Publication Number Publication Date
AU7757287A true AU7757287A (en) 1988-04-07

Family

ID=26659479

Family Applications (1)

Application Number Title Priority Date Filing Date
AU77572/87A Abandoned AU7757287A (en) 1986-09-08 1987-06-26 Method and apparatus for cleaning liquids, using loose filter material, which is fluidized during backwash

Country Status (3)

Country Link
AU (1) AU7757287A (en)
DK (1) DK227888A (en)
WO (1) WO1988001896A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105194914B (en) * 2015-10-26 2017-01-25 广东海洋大学 Water purifying device taking powder as filter element
CN116835743A (en) * 2023-08-30 2023-10-03 山东豪泰新型建材有限公司 Sewage treatment device for cement plant and treatment method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH276404A (en) * 1949-11-25 1951-07-15 Bayer Ag Filter container.
GB1177811A (en) * 1966-06-22 1970-01-14 Permutit Co Ltd Filters
SE410085B (en) * 1976-08-24 1979-09-24 Viak Ab UPCOM FILTER WITH FILTER BED
IL76105A0 (en) * 1984-08-29 1985-12-31 Int Minerals & Chem Corp Sand filter media and method of purifying water

Also Published As

Publication number Publication date
DK227888D0 (en) 1988-04-26
WO1988001896A1 (en) 1988-03-24
DK227888A (en) 1988-04-26

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