DE69421926T2 - Verfahren und vorrichtung zur biologischen behandlung von wasser - Google Patents

Verfahren und vorrichtung zur biologischen behandlung von wasser

Info

Publication number
DE69421926T2
DE69421926T2 DE1994621926 DE69421926T DE69421926T2 DE 69421926 T2 DE69421926 T2 DE 69421926T2 DE 1994621926 DE1994621926 DE 1994621926 DE 69421926 T DE69421926 T DE 69421926T DE 69421926 T2 DE69421926 T2 DE 69421926T2
Authority
DE
Germany
Prior art keywords
pct
water
filter
transported
date
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 - Fee Related
Application number
DE1994621926
Other languages
English (en)
Other versions
DE69421926D1 (de
Inventor
Kurt Joensson
Lennart Lenvik
Magnus Hagrot
Jonas Oskarsson
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.)
Nordic Water Products AB
Original Assignee
Nordic Water Products 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
Application filed by Nordic Water Products AB filed Critical Nordic Water Products AB
Application granted granted Critical
Publication of DE69421926D1 publication Critical patent/DE69421926D1/de
Publication of DE69421926T2 publication Critical patent/DE69421926T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C02F3/12—Activated sludge processes
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/1226—Particular type of activated sludge processes comprising an absorbent material suspended in the mixed liquor
    • 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
    • C02F3/12—Activated sludge processes
    • C02F3/22—Activated sludge processes using circulation pipes
    • C02F3/223—Activated sludge processes using circulation pipes using "air-lift"
    • 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
DE1994621926 1993-06-23 1994-06-08 Verfahren und vorrichtung zur biologischen behandlung von wasser Expired - Fee Related DE69421926T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9302184A SE502856C2 (sv) 1993-06-23 1993-06-23 Förfarande och anordning vid biologisk behandling av vatten
PCT/SE1994/000555 WO1995000447A1 (en) 1993-06-23 1994-06-08 Process and apparatus for biological treatment of water

Publications (2)

Publication Number Publication Date
DE69421926D1 DE69421926D1 (de) 2000-01-05
DE69421926T2 true DE69421926T2 (de) 2000-07-13

Family

ID=20390400

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994621926 Expired - Fee Related DE69421926T2 (de) 1993-06-23 1994-06-08 Verfahren und vorrichtung zur biologischen behandlung von wasser

Country Status (11)

Country Link
US (1) US5762801A (de)
EP (1) EP0708740B1 (de)
JP (1) JPH08511983A (de)
AT (1) ATE187152T1 (de)
AU (1) AU682517B2 (de)
CA (1) CA2164932A1 (de)
DE (1) DE69421926T2 (de)
FI (1) FI956093A (de)
PL (1) PL312200A1 (de)
SE (1) SE502856C2 (de)
WO (1) WO1995000447A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9504544L (sv) * 1995-12-19 1997-06-20 Nordic Water Prod Ab Förfarande för biologisk rening av vatten
WO1998058881A1 (en) 1997-06-23 1998-12-30 Wallace Scott D Method and apparatus for biological treatment of waste water
US6652743B2 (en) 1997-06-23 2003-11-25 North American Wetland Engineering, Inc. System and method for removing pollutants from water
ATE270251T1 (de) 1998-04-23 2004-07-15 Svlaamse Instelling Voor Techn Methode zur reinigung von metallhaltigem abwasser

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL131897C (de) * 1961-02-08
US3679581A (en) * 1970-04-15 1972-07-25 Ghh M A N Technik Ges Fur Anla Method and apparatus for softening or desalting water by ion exchange
US3731810A (en) * 1970-05-15 1973-05-08 Ghh Man Anlagen Ion-exchanger
US4231863A (en) * 1979-04-26 1980-11-04 Sutphin Eldon M Method and apparatus for treating water
JPS60166093A (ja) * 1984-02-06 1985-08-29 Ebara Infilco Co Ltd 流動床生物処理装置の制御方法及びその装置
JPS61291099A (ja) * 1985-06-17 1986-12-20 Sanki Eng Co Ltd 下向流型生物膜浄化装置
DE3665056D1 (en) * 1985-08-09 1989-09-21 Degremont Fluidized-bed reactor for the biological treatment of water
US4861472A (en) * 1988-07-14 1989-08-29 Smith & Loveless, Inc. Apparatus for filtration of a suspension
US5277829A (en) * 1992-07-14 1994-01-11 Andritz Sprout-Bauer, Inc. Deep bed sand filter
US5520804A (en) * 1994-07-21 1996-05-28 Andritz Sprout-Bauer, Inc. Deep bed filtration system
US5494574A (en) * 1994-08-09 1996-02-27 Envirogen, Inc. Mechanically mixed packed bed bioreactor

Also Published As

Publication number Publication date
FI956093A0 (fi) 1995-12-18
US5762801A (en) 1998-06-09
ATE187152T1 (de) 1999-12-15
CA2164932A1 (en) 1995-01-05
PL312200A1 (en) 1996-04-01
AU7087294A (en) 1995-01-17
FI956093A (fi) 1995-12-18
SE9302184L (sv) 1994-12-24
AU682517B2 (en) 1997-10-09
SE502856C2 (sv) 1996-01-29
EP0708740A1 (de) 1996-05-01
JPH08511983A (ja) 1996-12-17
EP0708740B1 (de) 1999-12-01
DE69421926D1 (de) 2000-01-05
WO1995000447A1 (en) 1995-01-05
SE9302184D0 (sv) 1993-06-23

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee