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DE69012281D1 - Verfahren und vorrichtung vom typ des zirkulierenden filtermediums zur reinigung von verunreinigtem wasser. - Google Patents

Verfahren und vorrichtung vom typ des zirkulierenden filtermediums zur reinigung von verunreinigtem wasser.

Info

Publication number
DE69012281D1
DE69012281D1 DE69012281T DE69012281T DE69012281D1 DE 69012281 D1 DE69012281 D1 DE 69012281D1 DE 69012281 T DE69012281 T DE 69012281T DE 69012281 T DE69012281 T DE 69012281T DE 69012281 D1 DE69012281 D1 DE 69012281D1
Authority
DE
Germany
Prior art keywords
filtering medium
type
filter media
polluted water
purification tank
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
DE69012281T
Other languages
English (en)
Other versions
DE69012281T2 (de
Inventor
Isamu Iwai
Chikatsu Nirasawa
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 DE69012281D1 publication Critical patent/DE69012281D1/de
Application granted granted Critical
Publication of DE69012281T2 publication Critical patent/DE69012281T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • C02F3/2873—Particular arrangements for anaerobic reactors with internal draft tube circulation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/28—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed moving during the filtration
    • 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
    • C02F3/28—Anaerobic digestion processes
    • C02F3/2806—Anaerobic processes using solid supports for microorganisms
    • 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)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Treatment Of Biological Wastes In General (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
DE69012281T 1989-05-26 1990-05-23 Verfahren und vorrichtung vom typ des zirkulierenden filtermediums zur reinigung von verunreinigtem wasser. Expired - Fee Related DE69012281T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13431489 1989-05-26
PCT/JP1990/000659 WO1990014313A1 (en) 1989-05-26 1990-05-23 Method and apparatus of filtering medium circulation type for purifying contaminated water

Publications (2)

Publication Number Publication Date
DE69012281D1 true DE69012281D1 (de) 1994-10-13
DE69012281T2 DE69012281T2 (de) 1995-02-16

Family

ID=15125405

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69012281T Expired - Fee Related DE69012281T2 (de) 1989-05-26 1990-05-23 Verfahren und vorrichtung vom typ des zirkulierenden filtermediums zur reinigung von verunreinigtem wasser.

Country Status (10)

Country Link
EP (1) EP0428747B1 (de)
KR (2) KR920005952B1 (de)
CN (1) CN1047483A (de)
AT (1) ATE111061T1 (de)
AU (1) AU631895B2 (de)
CA (1) CA2033165A1 (de)
DE (1) DE69012281T2 (de)
ES (1) ES2058914T3 (de)
RU (1) RU1836301C (de)
WO (1) WO1990014313A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4105855A1 (de) * 1991-02-25 1992-08-27 Ernst Dr Ing Boehler Verfahren zur anaeroben wasserbehandlung, insbesondere zur mikrobiellen nitrateliminierung aus trinkwasser
NL9401669A (nl) * 1994-10-10 1996-05-01 Boat Care Holland Bv Biologische afvalfluidumreiniger.
FR2739849B1 (fr) * 1995-10-13 1997-12-05 Lyonnaise Eaux Eclairage Procede et dispositif de traitement biologique de liquides en presence de particules constituant un lit flottant
KR100843313B1 (ko) * 2007-11-13 2008-07-03 주식회사 동양일렉트로닉스 순환식 정수기
CA2738014C (en) * 2008-09-24 2015-06-23 Siemens Water Technologies Corp. Water treatment methods
CN102040276B (zh) * 2010-12-28 2012-02-01 哈尔滨工业大学深圳研究生院 一种臭氧接触池及臭氧接触方法
DE102011009067A1 (de) * 2011-01-20 2012-07-26 Bruno Moos Verfahren und Vorrichtung zur Reinigung eines flüssigen Mediums mit einem Gehalt an Verunreinigungen
CN106139660B (zh) * 2015-04-09 2021-03-30 上海宏微环境科技有限公司 一种连续式移动床轻质过滤器
US10755824B2 (en) * 2016-09-20 2020-08-25 Continuum Dynamics, Inc. Nuclear reactor using controlled debris to mitigate ECCS strainer pressure head loss

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57132592A (en) * 1981-02-10 1982-08-16 Ebara Infilco Co Ltd Method and device for biological treatment of organic waste water
GB8519154D0 (en) * 1985-07-30 1985-09-04 Ici Plc Aromatic ethers
JPS62262794A (ja) * 1986-05-08 1987-11-14 Shimizu Constr Co Ltd 廃水処理法
JPH0612440B2 (ja) * 1987-09-25 1994-02-16 大日本スクリーン製造株式会社 自動描画機の描画ヘッド

Also Published As

Publication number Publication date
EP0428747A4 (en) 1991-10-30
WO1990014313A1 (en) 1990-11-29
AU631895B2 (en) 1992-12-10
CN1047483A (zh) 1990-12-05
KR920701054A (ko) 1992-08-11
KR930007842B1 (ko) 1993-08-20
AU5634790A (en) 1990-12-18
ES2058914T3 (es) 1994-11-01
DE69012281T2 (de) 1995-02-16
ATE111061T1 (de) 1994-09-15
KR920005952B1 (ko) 1992-07-25
EP0428747A1 (de) 1991-05-29
EP0428747B1 (de) 1994-09-07
RU1836301C (ru) 1993-08-23
CA2033165A1 (en) 1990-11-27
KR900017929A (ko) 1990-12-20

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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