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ATA280381A - DRAINAGE DEVICE - Google Patents

DRAINAGE DEVICE

Info

Publication number
ATA280381A
ATA280381A AT0280381A AT280381A ATA280381A AT A280381 A ATA280381 A AT A280381A AT 0280381 A AT0280381 A AT 0280381A AT 280381 A AT280381 A AT 280381A AT A280381 A ATA280381 A AT A280381A
Authority
AT
Austria
Prior art keywords
drainage device
drainage
Prior art date
Application number
AT0280381A
Other languages
German (de)
Other versions
AT377744B (en
Inventor
Franz Ing Lichtenegger
Original Assignee
Voest Alpine 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 Voest Alpine Ag filed Critical Voest Alpine Ag
Priority to AT0280381A priority Critical patent/AT377744B/en
Publication of ATA280381A publication Critical patent/ATA280381A/en
Application granted granted Critical
Publication of AT377744B publication Critical patent/AT377744B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/056—Construction of filtering bands or supporting belts, e.g. devices for centering, mounting or sealing the filtering bands or the supporting belts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D33/50—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/34—Seals or gaskets for filtering elements

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Sludge (AREA)
AT0280381A 1981-06-24 1981-06-24 DRAINAGE DEVICE AT377744B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT0280381A AT377744B (en) 1981-06-24 1981-06-24 DRAINAGE DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0280381A AT377744B (en) 1981-06-24 1981-06-24 DRAINAGE DEVICE

Publications (2)

Publication Number Publication Date
ATA280381A true ATA280381A (en) 1984-09-15
AT377744B AT377744B (en) 1985-04-25

Family

ID=3540555

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0280381A AT377744B (en) 1981-06-24 1981-06-24 DRAINAGE DEVICE

Country Status (1)

Country Link
AT (1) AT377744B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731188A (en) * 1986-04-03 1988-03-15 Ashbrook-Simon-Hartley Adjustable ramp for dewatering device

Also Published As

Publication number Publication date
AT377744B (en) 1985-04-25

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee