FR2554736B3 - Procede et dispositif de filtration de liquides - Google Patents

Procede et dispositif de filtration de liquides

Info

Publication number
FR2554736B3
FR2554736B3 FR8417146A FR8417146A FR2554736B3 FR 2554736 B3 FR2554736 B3 FR 2554736B3 FR 8417146 A FR8417146 A FR 8417146A FR 8417146 A FR8417146 A FR 8417146A FR 2554736 B3 FR2554736 B3 FR 2554736B3
Authority
FR
France
Prior art keywords
filtering liquids
liquids
filtering
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.)
Expired
Application number
FR8417146A
Other languages
English (en)
Other versions
FR2554736A1 (fr
Inventor
Peter Ott
Reinhold Feller
Alfred Feller
Christian Puschel
Armin Bunger
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.)
PROJEKT WASSERWIRTSCHAFT VEB
Original Assignee
PROJEKT WASSERWIRTSCHAFT VEB
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 DD25658583A external-priority patent/DD234158A3/de
Priority claimed from DD25658783A external-priority patent/DD231190A3/de
Priority claimed from DD26399984A external-priority patent/DD224224A1/de
Priority claimed from DD26399884A external-priority patent/DD224496A1/de
Priority claimed from DD26399184A external-priority patent/DD228453A1/de
Application filed by PROJEKT WASSERWIRTSCHAFT VEB filed Critical PROJEKT WASSERWIRTSCHAFT VEB
Publication of FR2554736A1 publication Critical patent/FR2554736A1/fr
Application granted granted Critical
Publication of FR2554736B3 publication Critical patent/FR2554736B3/fr
Expired legal-status Critical Current

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
    • B01D24/20—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
    • 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
    • B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
    • 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
    • B01D24/4673—Regenerating the filtering material in the filter by moving the filtering element using rotary devices or vibration mechanisms, e.g. stirrers
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
FR8417146A 1983-11-11 1984-11-09 Procede et dispositif de filtration de liquides Expired FR2554736B3 (fr)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
DD25658583A DD234158A3 (de) 1983-11-11 1983-11-11 Verfahren und einrichtung zur reinigung von wasser
DD25658383 1983-11-11
DD25658483 1983-11-11
DD25658783A DD231190A3 (de) 1983-11-11 1983-11-11 Verfahren und einrichtung zur reinigung des koernigen filtermaterials von oberflaechenfiltern
DD26399984A DD224224A1 (de) 1984-06-08 1984-06-08 Verfahren und vorrichtung zur filtration von fluessigkeiten
DD26399884A DD224496A1 (de) 1984-06-08 1984-06-08 Verfahren und vorrichtung zur filtration von fluessigkeiten
DD26399184A DD228453A1 (de) 1984-06-08 1984-06-08 Verfahren zur filtration von fluessigkeiten

Publications (2)

Publication Number Publication Date
FR2554736A1 FR2554736A1 (fr) 1985-05-17
FR2554736B3 true FR2554736B3 (fr) 1986-04-25

Family

ID=27561208

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8417146A Expired FR2554736B3 (fr) 1983-11-11 1984-11-09 Procede et dispositif de filtration de liquides

Country Status (3)

Country Link
DE (1) DE3439547A1 (fr)
FR (1) FR2554736B3 (fr)
GB (1) GB2151153B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8723221D0 (en) * 1987-10-02 1987-11-04 Thames Water Authority Slow sand filters
US5902488A (en) * 1997-09-09 1999-05-11 Prince; Dennis Scott Slow sand filter
SE511870C2 (sv) * 1998-04-08 1999-12-06 Weda Poolcleaner Ab Metod och anordning för bottenrening av bassänger med sandbotten
US8454841B2 (en) 2010-05-11 2013-06-04 Roberts Marketing De, Inc. Method of filtering water or wastewater

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE334671C (de) * 1919-11-25 1921-03-17 Reppen Vorm Louis Schroeter Ma Verfahren und Vorrichtung zum Reinigen von schwimmendem Filtermaterial
FR557656A (fr) * 1922-10-20 1923-08-13 Procédé et dispositif pour le nettoyage des filtres à sable de grande surface
GB432742A (en) * 1935-02-14 1935-08-01 Norman Garstang Elliot Improvements in or relating to the cleaning of slow sand filters
US2235227A (en) * 1938-04-22 1941-03-18 Jr Charles Lose Filter bed cleaning
US2182095A (en) * 1938-09-29 1939-12-05 Francis L Pruyn Filter bed cleaning
US2389329A (en) * 1941-02-14 1945-11-20 Philip B Streander Filter bed cleaning
US3239061A (en) * 1963-06-05 1966-03-08 Koppers Co Inc Automatic backwash sand filter and process of cleaning same
FR1524245A (fr) * 1967-03-28 1968-05-10 Procédé de lavage de filtres ouverts ou gravitaires d'épuration d'eau et appareilpour sa mise en oeuvre
DE2113719A1 (de) * 1971-03-22 1972-09-28 Sp Pk I Naladotschnoje Buero S Einrichtung zur Reinigung von schuettbarem Filterstoff in mit Wasser gefuellten Wasseraufbereitungslangsamfiltern
DE2427698A1 (de) * 1974-06-08 1975-12-18 Bayer Ag Verfahren zur abscheidung suspendierter teilchen aus waessrigen fluessigkeiten
CH589464A5 (fr) * 1975-07-11 1977-07-15 Filtrox Maschinenbau Ag
CH641969A5 (en) * 1979-05-29 1984-03-30 Zhdanovskij Metall Inst Filter and use of the filter
US4450077A (en) * 1982-08-06 1984-05-22 Envirotech Corporation Granular media filter

Also Published As

Publication number Publication date
GB2151153A (en) 1985-07-17
FR2554736A1 (fr) 1985-05-17
DE3439547C2 (fr) 1989-04-20
GB8428295D0 (en) 1984-12-19
GB2151153B (en) 1988-08-10
DE3439547A1 (de) 1985-05-30

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