NO179737C - Reaktor med faststoffseng, for biologisk rensing av avlöpsvann - Google Patents

Reaktor med faststoffseng, for biologisk rensing av avlöpsvann

Info

Publication number
NO179737C
NO179737C NO922235A NO922235A NO179737C NO 179737 C NO179737 C NO 179737C NO 922235 A NO922235 A NO 922235A NO 922235 A NO922235 A NO 922235A NO 179737 C NO179737 C NO 179737C
Authority
NO
Norway
Prior art keywords
nozzles
base
aeration
waste water
fixed bed
Prior art date
Application number
NO922235A
Other languages
English (en)
Other versions
NO179737B (no
NO922235D0 (no
NO922235L (no
Inventor
Josef Tylmann
Peter Pamperl
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 NO922235D0 publication Critical patent/NO922235D0/no
Publication of NO922235L publication Critical patent/NO922235L/no
Publication of NO179737B publication Critical patent/NO179737B/no
Publication of NO179737C publication Critical patent/NO179737C/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/06—Aerobic processes using submerged filters
    • 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
    • B01D24/22—Downward filtration, the filter 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Processing Of Solid Wastes (AREA)
NO922235A 1991-06-07 1992-06-05 Reaktor med faststoffseng, for biologisk rensing av avlöpsvann NO179737C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH169991 1991-06-07

Publications (4)

Publication Number Publication Date
NO922235D0 NO922235D0 (no) 1992-06-05
NO922235L NO922235L (no) 1992-12-08
NO179737B NO179737B (no) 1996-09-02
NO179737C true NO179737C (no) 1996-12-11

Family

ID=4216536

Family Applications (1)

Application Number Title Priority Date Filing Date
NO922235A NO179737C (no) 1991-06-07 1992-06-05 Reaktor med faststoffseng, for biologisk rensing av avlöpsvann

Country Status (7)

Country Link
US (1) US5422020A (no)
EP (1) EP0517649B1 (no)
JP (1) JPH06154778A (no)
AT (1) ATE136012T1 (no)
DE (1) DE59205813D1 (no)
ES (1) ES2084976T3 (no)
NO (1) NO179737C (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5488842A (en) * 1994-02-25 1996-02-06 Ebara Corporation Method for deodorizing and refreshing for dry cleaning and dry cleaning apparatus using such method
GB9405871D0 (en) * 1994-03-24 1994-05-11 Thames Water Utilities Improvements in biological aerated flooded filters
US7950530B2 (en) * 2006-02-16 2011-05-31 Stanley W. Ellis Sludge and sediment removal system by remote access

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB924799A (no) *
NL8050C (no) *
US1871122A (en) * 1928-12-27 1932-08-09 Kretzschmar Alfred Filter for liquids
DE1216247B (de) * 1957-01-09 1966-05-12 Forschungsgesellschaft Der Wag Filterzwischenboden fuer mit Wasser oder Druckluft-Wasser rueckspuelbare Kiesfilter
US3512649A (en) * 1966-03-15 1970-05-19 Rostislav Nebolsine Ultra-rate water filtration apparatus
US3954620A (en) * 1974-10-25 1976-05-04 Hydrotechnic Corporation Filtration and backwashing apparatus for use with a water filtration system
US4118322A (en) * 1976-05-17 1978-10-03 Hydrotechnic Corporation Filtering apparatus for liquids
US4191652A (en) * 1977-12-22 1980-03-04 Envirotech Corporation Apparatus for filter backwashing
FR2508338B1 (fr) * 1981-06-25 1987-09-18 Degremont Filtre a remplissage de materiau granulaire
FR2528324A1 (fr) * 1982-06-14 1983-12-16 Omnium Traitement Valorisation Reacteur pour l'injection de gaz dans un liquide
US4579659A (en) * 1983-11-03 1986-04-01 Indreco U.S.A., Ltd. Filter nozzle
FR2557558B1 (fr) * 1984-01-02 1986-05-23 Degremont Sa Filtre immerge a remplissage de materiau granulaire
FR2596385B1 (fr) * 1986-03-26 1991-05-31 Omnium Traitement Valorisa Plancher pour filtre de traitement des eaux
FR2600323B1 (fr) * 1986-06-18 1991-02-15 Omnium Traitement Valorisa Dispositif de transfert de gaz et flottation dans le traitement d'eau a epurer
US4818404A (en) * 1987-07-08 1989-04-04 Tri-Bio, Inc. Submerged biological wastewater treatment system
FR2639934B1 (fr) * 1988-12-05 1991-03-22 Prod Indls Charbons Actifs Contacteur biologique d'epuration d'eau pour la production d'eau potable et procede de pilotage associe
US5028322A (en) * 1989-07-11 1991-07-02 The Graver Company Low profile underdrain strainer assembly with improved distribution/fastening means
US5160613A (en) * 1990-05-03 1992-11-03 Unifilt Corporation Purification underdrain with compensating chamber and baffle isolating backwash gas from backwash water
US5156738A (en) * 1991-06-21 1992-10-20 Johnson Filtration Systems Inc. Apparatus for uniformly distributing gas and/or liquid in an underdrain lateral system

Also Published As

Publication number Publication date
ATE136012T1 (de) 1996-04-15
NO179737B (no) 1996-09-02
JPH06154778A (ja) 1994-06-03
EP0517649B1 (de) 1996-03-27
NO922235D0 (no) 1992-06-05
DE59205813D1 (de) 1996-05-02
ES2084976T3 (es) 1996-05-16
EP0517649A1 (de) 1992-12-09
US5422020A (en) 1995-06-06
NO922235L (no) 1992-12-08

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Legal Events

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MM1K Lapsed by not paying the annual fees