DE69222168T2 - Insufflation von gas in einem körnigen filterbett - Google Patents

Insufflation von gas in einem körnigen filterbett

Info

Publication number
DE69222168T2
DE69222168T2 DE1992622168 DE69222168T DE69222168T2 DE 69222168 T2 DE69222168 T2 DE 69222168T2 DE 1992622168 DE1992622168 DE 1992622168 DE 69222168 T DE69222168 T DE 69222168T DE 69222168 T2 DE69222168 T2 DE 69222168T2
Authority
DE
Germany
Prior art keywords
gas
pct
insufflation
filter bed
bed
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 - Lifetime
Application number
DE1992622168
Other languages
English (en)
Other versions
DE69222168D1 (de
Inventor
Kurt Joensson
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
Publication of DE69222168D1 publication Critical patent/DE69222168D1/de
Application granted granted Critical
Publication of DE69222168T2 publication Critical patent/DE69222168T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C02F3/20—Activated sludge processes using diffusers
    • 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
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Chemical & Material Sciences (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Filtering Materials (AREA)
  • Treating Waste Gases (AREA)
DE1992622168 1991-04-16 1992-04-13 Insufflation von gas in einem körnigen filterbett Expired - Lifetime DE69222168T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9101142A SE470155B (sv) 1991-04-16 1991-04-16 Inblåsning av en gas i en granulär filterbädd
PCT/SE1992/000239 WO1992018234A1 (en) 1991-04-16 1992-04-13 Blowing a gas into a granular filter bed

Publications (2)

Publication Number Publication Date
DE69222168D1 DE69222168D1 (de) 1997-10-16
DE69222168T2 true DE69222168T2 (de) 1998-04-09

Family

ID=20382475

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992622168 Expired - Lifetime DE69222168T2 (de) 1991-04-16 1992-04-13 Insufflation von gas in einem körnigen filterbett

Country Status (13)

Country Link
US (1) US5472610A (de)
EP (1) EP0589896B1 (de)
JP (1) JPH06506629A (de)
KR (1) KR970011318B1 (de)
AT (1) ATE157906T1 (de)
AU (1) AU657956B2 (de)
CA (1) CA2106213A1 (de)
DE (1) DE69222168T2 (de)
FI (1) FI934058A (de)
NO (1) NO300669B1 (de)
SE (1) SE470155B (de)
SG (1) SG48292A1 (de)
WO (1) WO1992018234A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE500004C2 (sv) * 1991-07-12 1994-03-21 Nordic Water Prod Ab Förfarande och anordning för avskiljande av gasbubblor och granulärt filtermedium från ett filtrat, som passerat en filterbädd
SE504447C2 (sv) * 1994-03-03 1997-02-10 Nordic Water Prod Ab Behandling av vatten i en biologiskt aktiverad och kontinuerligt arbetande granulär filterbädd
DE19632447C2 (de) * 1996-08-12 2000-06-15 Wabe Wasseraufbereitung Gmbh Beseitigungsvorrichtung
AT407150B (de) * 1997-09-23 2000-12-27 Andritz Patentverwaltung Verfahren zum eintrag von gas in ein filterbett eines kontinuierlichen filters
US7147781B2 (en) * 2005-04-08 2006-12-12 Mijodrag Gordic Backwash system and method for waste water treatment system
US8152998B2 (en) * 2010-05-28 2012-04-10 Ashbrook Simon-Hartley, LP Screenless granular media filters and methods of use
CN202822936U (zh) * 2012-05-23 2013-03-27 瑞典诺迪克有限公司 过滤设备及用于向过滤设备供应流体的装置
CA2779705C (en) * 2012-06-06 2020-08-11 Canplas Industries Ltd. System and method of greywater recovery and reuse
CA2875412C (en) 2014-12-19 2021-11-09 Canplas Industries Ltd. System and method of greywater recovery and reuse
WO2017007307A1 (en) * 2015-07-03 2017-01-12 Paques I.P. B.V. Apparatus and method for purification of a fluid by means of a filter bed

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6150695A (ja) * 1984-08-18 1986-03-12 Toru Matsuoka 消化菌による多段排水処理装置
GB2168904B (en) * 1984-11-30 1988-01-27 Ceskoslovenska Akademie Ved Method of circulation of liquid phase through a solid phase particularly for biocatalytical reactions and a device for realization thereof
FR2619804B1 (fr) * 1987-08-27 1991-06-28 Sogea Procede continu de reduction de la pollution dissoute dans un liquide par voie biologique
FR2674535B1 (fr) * 1991-03-26 1994-12-23 Gerard Terrom Dispositif et procede de traitement, par voie biologique, de fluides a depolluer.

Also Published As

Publication number Publication date
NO300669B1 (no) 1997-07-07
JPH06506629A (ja) 1994-07-28
SE9101142L (sv) 1992-10-17
WO1992018234A1 (en) 1992-10-29
SG48292A1 (en) 1998-04-17
AU657956B2 (en) 1995-03-30
EP0589896B1 (de) 1997-09-10
SE9101142D0 (sv) 1991-04-16
NO933578L (no) 1993-10-06
FI934058A0 (fi) 1993-09-16
EP0589896A1 (de) 1994-04-06
NO933578D0 (no) 1993-10-06
FI934058A (fi) 1993-09-16
SE470155B (sv) 1993-11-22
AU1647792A (en) 1992-11-17
CA2106213A1 (en) 1992-10-17
DE69222168D1 (de) 1997-10-16
KR970011318B1 (ko) 1997-07-09
US5472610A (en) 1995-12-05
ATE157906T1 (de) 1997-09-15

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