SG48292A1 - Bowing a gas into a granular filter bed - Google Patents

Bowing a gas into a granular filter bed

Info

Publication number
SG48292A1
SG48292A1 SG1996008733A SG1996008733A SG48292A1 SG 48292 A1 SG48292 A1 SG 48292A1 SG 1996008733 A SG1996008733 A SG 1996008733A SG 1996008733 A SG1996008733 A SG 1996008733A SG 48292 A1 SG48292 A1 SG 48292A1
Authority
SG
Singapore
Prior art keywords
gas
pct
bowing
granular filter
filter bed
Prior art date
Application number
SG1996008733A
Other languages
English (en)
Inventor
Kurt Jonsson
Original Assignee
Nordic Water Prod 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 Prod Ab filed Critical Nordic Water Prod Ab
Publication of SG48292A1 publication Critical patent/SG48292A1/en

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)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (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)
SG1996008733A 1991-04-16 1992-04-13 Bowing a gas into a granular filter bed SG48292A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9101142A SE470155B (sv) 1991-04-16 1991-04-16 Inblåsning av en gas i en granulär filterbädd

Publications (1)

Publication Number Publication Date
SG48292A1 true SG48292A1 (en) 1998-04-17

Family

ID=20382475

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996008733A SG48292A1 (en) 1991-04-16 1992-04-13 Bowing a gas into a granular filter bed

Country Status (13)

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

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
US10765972B2 (en) * 2015-07-03 2020-09-08 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
ATE157906T1 (de) 1997-09-15
JPH06506629A (ja) 1994-07-28
NO300669B1 (no) 1997-07-07
SE9101142D0 (sv) 1991-04-16
EP0589896A1 (en) 1994-04-06
NO933578L (no) 1993-10-06
CA2106213A1 (en) 1992-10-17
AU1647792A (en) 1992-11-17
EP0589896B1 (en) 1997-09-10
WO1992018234A1 (en) 1992-10-29
DE69222168T2 (de) 1998-04-09
KR970011318B1 (ko) 1997-07-09
SE470155B (sv) 1993-11-22
US5472610A (en) 1995-12-05
SE9101142L (sv) 1992-10-17
DE69222168D1 (de) 1997-10-16
FI934058A0 (fi) 1993-09-16
AU657956B2 (en) 1995-03-30
NO933578D0 (no) 1993-10-06
FI934058A (fi) 1993-09-16

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