DE69126965D1 - Methode und gerät zur zurückführung von flüssigkeiten - Google Patents

Methode und gerät zur zurückführung von flüssigkeiten

Info

Publication number
DE69126965D1
DE69126965D1 DE69126965T DE69126965T DE69126965D1 DE 69126965 D1 DE69126965 D1 DE 69126965D1 DE 69126965 T DE69126965 T DE 69126965T DE 69126965 T DE69126965 T DE 69126965T DE 69126965 D1 DE69126965 D1 DE 69126965D1
Authority
DE
Germany
Prior art keywords
liquids
returning
returning liquids
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
DE69126965T
Other languages
English (en)
Other versions
DE69126965T2 (de
Inventor
Vladimir N Etlin
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.)
Individual
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
Application filed by Individual filed Critical Individual
Publication of DE69126965D1 publication Critical patent/DE69126965D1/de
Application granted granted Critical
Publication of DE69126965T2 publication Critical patent/DE69126965T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/006Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/22Activated sludge processes using circulation pipes
    • C02F3/223Activated sludge processes using circulation pipes using "air-lift"
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Activated Sludge Processes (AREA)
DE69126965T 1990-02-26 1991-02-25 Methode und gerät zur zurückführung von flüssigkeiten Expired - Fee Related DE69126965T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/484,975 US5110464A (en) 1988-09-30 1990-02-26 Apparatus for recirculation of liquids
PCT/US1991/001074 WO1991013034A1 (en) 1990-02-26 1991-02-25 Method and apparatus for recirculation of liquids

Publications (2)

Publication Number Publication Date
DE69126965D1 true DE69126965D1 (de) 1997-08-28
DE69126965T2 DE69126965T2 (de) 1998-01-02

Family

ID=23926423

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69126965T Expired - Fee Related DE69126965T2 (de) 1990-02-26 1991-02-25 Methode und gerät zur zurückführung von flüssigkeiten

Country Status (5)

Country Link
US (1) US5110464A (de)
EP (1) EP0516744B1 (de)
CA (1) CA2076981A1 (de)
DE (1) DE69126965T2 (de)
WO (1) WO1991013034A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5451316A (en) * 1993-02-19 1995-09-19 Allen; Douglas M. Aerobic sewage treatment system
NO2826548T3 (de) * 2010-03-03 2018-03-17
CN102674573A (zh) * 2012-05-11 2012-09-19 孟祥凤 气动旋臂式增氧机
CN113952813B (zh) * 2021-12-22 2022-03-18 苏州博涛机电设备有限公司 一种烧结炉给料用除尘装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2987186A (en) * 1957-11-21 1961-06-06 Yeomans Brothers Co Apparatus for treating waste materials
FR1263336A (fr) * 1960-04-28 1961-06-09 Dispositifs pour le traitement des eaux
US3043433A (en) * 1961-05-17 1962-07-10 Singer Oscar Caton Sewage treatment plant
US3204768A (en) * 1963-01-21 1965-09-07 William H Daniel Sewage treatment apparatus
US3682313A (en) * 1970-03-02 1972-08-08 Tatabanyai Szenbanyak Apparatus for the biological purification of waste water
US3709363A (en) * 1970-10-19 1973-01-09 Bio2 Syst Inc Extended aeration, activated sludge plant
US4211657A (en) * 1977-02-16 1980-07-08 Etlin Vladimir N Means for biological treatment of water
US4732682A (en) * 1986-11-03 1988-03-22 Poscon, Inc. Aeration apparatus and method

Also Published As

Publication number Publication date
EP0516744B1 (de) 1997-07-23
WO1991013034A1 (en) 1991-09-05
US5110464A (en) 1992-05-05
CA2076981A1 (en) 1991-08-27
EP0516744A4 (en) 1993-03-24
EP0516744A1 (de) 1992-12-09
DE69126965T2 (de) 1998-01-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee