EP0951451A4 - Secondary sewage treatment system - Google Patents

Secondary sewage treatment system

Info

Publication number
EP0951451A4
EP0951451A4 EP96939629A EP96939629A EP0951451A4 EP 0951451 A4 EP0951451 A4 EP 0951451A4 EP 96939629 A EP96939629 A EP 96939629A EP 96939629 A EP96939629 A EP 96939629A EP 0951451 A4 EP0951451 A4 EP 0951451A4
Authority
EP
European Patent Office
Prior art keywords
treatment system
sewage treatment
secondary sewage
treatment
sewage
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.)
Withdrawn
Application number
EP96939629A
Other languages
German (de)
French (fr)
Other versions
EP0951451A1 (en
Inventor
William L Stuth
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.)
NORTHWEST CASCADE STUTH, LLC
Original Assignee
Individual
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 US08/526,117 external-priority patent/US5609754A/en
Application filed by Individual filed Critical Individual
Publication of EP0951451A1 publication Critical patent/EP0951451A1/en
Publication of EP0951451A4 publication Critical patent/EP0951451A4/en
Withdrawn legal-status Critical Current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
    • C02F3/28—Anaerobic digestion processes
    • C02F3/2866—Particular arrangements for anaerobic reactors
    • C02F3/288—Particular arrangements for anaerobic reactors comprising septic tanks combined with a filter
    • 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
    • C02F3/04—Aerobic processes using trickle filters
    • 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)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Biological Wastes In General (AREA)
  • Activated Sludge Processes (AREA)
  • Biological Treatment Of Waste Water (AREA)
EP96939629A 1995-09-07 1996-11-12 Secondary sewage treatment system Withdrawn EP0951451A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/526,117 US5609754A (en) 1995-09-07 1995-09-07 Secondary sewage treatment system
PCT/US1996/018022 WO1998021150A1 (en) 1995-09-07 1996-11-12 Secondary sewage treatment system
CA002238729A CA2238729C (en) 1995-09-07 1996-11-12 Secondary sewage treatment system

Publications (2)

Publication Number Publication Date
EP0951451A1 EP0951451A1 (en) 1999-10-27
EP0951451A4 true EP0951451A4 (en) 2000-11-22

Family

ID=27170701

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96939629A Withdrawn EP0951451A4 (en) 1995-09-07 1996-11-12 Secondary sewage treatment system

Country Status (4)

Country Link
EP (1) EP0951451A4 (en)
AU (1) AU724921B2 (en)
CA (1) CA2238729C (en)
WO (1) WO1998021150A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006058410A1 (en) * 2004-09-29 2006-06-08 Van Toever J Wayne Bio-filter with low density media and toroidal media stirring configuration
FI118895B (en) * 2005-04-14 2008-04-30 Uponor Innovation Ab Method and arrangement for waste water treatment
CN110981121A (en) * 2019-12-31 2020-04-10 深圳市君脉膜科技有限公司 Integrated intelligent sewage treatment system and sewage treatment method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2224728A (en) * 1988-10-15 1990-05-16 Andrew John Skilling Sewage treatment plant

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3238124A (en) * 1965-03-08 1966-03-01 Robert E Burton Method and apparatus for treating waste liquids
US3494463A (en) * 1967-11-09 1970-02-10 Floyd L Vermette Package biological sewage treatment
US4895645A (en) * 1987-12-09 1990-01-23 Zorich Jr Nicholas F Anaerobic/aerobic filter plant
US5156742A (en) * 1992-02-25 1992-10-20 Smith & Loveless, Inc. Liquid treatment method and apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2224728A (en) * 1988-10-15 1990-05-16 Andrew John Skilling Sewage treatment plant

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9821150A1 *

Also Published As

Publication number Publication date
AU724921B2 (en) 2000-10-05
EP0951451A1 (en) 1999-10-27
CA2238729A1 (en) 1998-05-22
CA2238729C (en) 2002-08-20
WO1998021150A1 (en) 1998-05-22
AU7675996A (en) 1998-06-03

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Legal Events

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