AU665241B2 - Secondary sewage treatment system - Google Patents

Secondary sewage treatment system Download PDF

Info

Publication number
AU665241B2
AU665241B2 AU35902/93A AU3590293A AU665241B2 AU 665241 B2 AU665241 B2 AU 665241B2 AU 35902/93 A AU35902/93 A AU 35902/93A AU 3590293 A AU3590293 A AU 3590293A AU 665241 B2 AU665241 B2 AU 665241B2
Authority
AU
Australia
Prior art keywords
cage
aeration
draft tube
framework
air
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.)
Ceased
Application number
AU35902/93A
Other languages
English (en)
Other versions
AU3590293A (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.)
NCS LLC
Original Assignee
NCS LLC
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 US07/724,836 external-priority patent/US5202027A/en
Application filed by NCS LLC filed Critical NCS LLC
Publication of AU3590293A publication Critical patent/AU3590293A/en
Application granted granted Critical
Publication of AU665241B2 publication Critical patent/AU665241B2/en
Assigned to NCS, LLC reassignment NCS, LLC Alteration of Name(s) in Register under S187 Assignors: STUTH, WILLIAM L.
Anticipated expiration legal-status Critical
Ceased 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
    • C02F3/08—Aerobic processes using moving contact bodies
    • C02F3/085—Fluidized beds
    • C02F3/087—Floating beds with contact bodies having a lower density than water
    • 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
    • C02F3/10—Packings; Fillings; Grids
    • 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"
    • 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
    • C02F3/30—Aerobic and anaerobic processes
    • 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)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Activated Sludge Processes (AREA)
AU35902/93A 1991-07-02 1993-01-22 Secondary sewage treatment system Ceased AU665241B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/724,836 US5202027A (en) 1989-01-13 1991-07-02 Secondary sewage treatment system
CA002131180A CA2131180A1 (fr) 1991-07-02 1993-01-22 Systeme d'epuration secondaire des eaux usees
PCT/US1993/000602 WO1994016999A1 (fr) 1991-07-02 1993-01-22 Systeme auxiliaire de traitement des effluents

Publications (2)

Publication Number Publication Date
AU3590293A AU3590293A (en) 1994-08-15
AU665241B2 true AU665241B2 (en) 1995-12-21

Family

ID=27169843

Family Applications (1)

Application Number Title Priority Date Filing Date
AU35902/93A Ceased AU665241B2 (en) 1991-07-02 1993-01-22 Secondary sewage treatment system

Country Status (3)

Country Link
AU (1) AU665241B2 (fr)
CA (1) CA2131180A1 (fr)
WO (1) WO1994016999A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9524404D0 (en) * 1995-11-29 1996-01-31 Anglian Water Services Ltd Activated sludge treatment
FR2794455A1 (fr) * 1999-06-01 2000-12-08 Bonhomme Michel Brasseur-emulsionneur autopropulse
WO2006058410A1 (fr) * 2004-09-29 2006-06-08 Van Toever J Wayne Biofiltre à milieu basse densité et configuration toroïdale pour brasser ledit milieu
CA2713952C (fr) 2008-01-28 2018-01-16 Ntnu Technology Transfer As Procede et dispositif pour le traitement d'eaux usees
CN103551322B (zh) * 2013-10-29 2015-07-01 冯愚斌 一种撇沫器
MX2017005188A (es) 2014-10-20 2017-11-23 Bionest Tech Inc Sistema de tratamiento de agua y metodo.

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4810377A (en) * 1986-09-11 1989-03-07 Kabushiki Kaisha Iseki Kaihatsu Koki Clarification device
US5030353A (en) * 1989-01-13 1991-07-09 Stuth William L Secondary sewage treatment system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US877569A (en) * 1906-12-29 1908-01-28 Arthur I Joseph Apparatus for treating sewage.
JPS5949075B2 (ja) * 1981-01-22 1984-11-30 千代田化工建設株式会社 微生物による廃水の処理方法およびその装置
JPS5919584A (ja) * 1982-07-26 1984-02-01 Nippon Fuirukon Kk 洗浄装置付接触酸化槽
JPS62279899A (ja) * 1986-05-30 1987-12-04 Ebara Infilco Co Ltd し尿系汚水の処理方法及びその装置
US4933076A (en) * 1988-09-09 1990-06-12 Eiji Oshima Multi-unit flush system having carbon adsorber column in calcium carbonate bed

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4810377A (en) * 1986-09-11 1989-03-07 Kabushiki Kaisha Iseki Kaihatsu Koki Clarification device
US5030353A (en) * 1989-01-13 1991-07-09 Stuth William L Secondary sewage treatment system

Also Published As

Publication number Publication date
AU3590293A (en) 1994-08-15
WO1994016999A1 (fr) 1994-08-04
CA2131180A1 (fr) 1994-08-04

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Legal Events

Date Code Title Description
PC Assignment registered

Owner name: NCS, LLC

Free format text: FORMER OWNER WAS: WILLIAM L. STUTH

MK14 Patent ceased section 143(a) (annual fees not paid) or expired