DE4411991A1 - Verfahren und Vorrichtung zum Abtrennen von suspensierten Stoffen aus Flüssigkeiten - Google Patents

Verfahren und Vorrichtung zum Abtrennen von suspensierten Stoffen aus Flüssigkeiten

Info

Publication number
DE4411991A1
DE4411991A1 DE4411991A DE4411991A DE4411991A1 DE 4411991 A1 DE4411991 A1 DE 4411991A1 DE 4411991 A DE4411991 A DE 4411991A DE 4411991 A DE4411991 A DE 4411991A DE 4411991 A1 DE4411991 A1 DE 4411991A1
Authority
DE
Germany
Prior art keywords
flotation
suspension
water
reactor
gassing
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Withdrawn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
DE4411991A
Other languages
German (de)
English (en)
Inventor
Horst Bennoit
Gerhard Dr Mueller
Friedhelm Zorn
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Priority to DE4411991A priority Critical patent/DE4411991A1/de
Priority to AT95915165T priority patent/ATE186233T1/de
Priority to PCT/EP1995/001156 priority patent/WO1995027566A1/de
Priority to CN95190287A priority patent/CN1048660C/zh
Priority to US08/553,697 priority patent/US5690834A/en
Priority to EP99115947A priority patent/EP0962254A3/de
Priority to DE59507173T priority patent/DE59507173D1/de
Priority to JP7526044A priority patent/JPH08511472A/ja
Priority to BR9506151A priority patent/BR9506151A/pt
Priority to EP95915165A priority patent/EP0703828B1/de
Priority to TW084104240A priority patent/TW286295B/zh
Publication of DE4411991A1 publication Critical patent/DE4411991A1/de
Priority to KR1019950705560A priority patent/KR960702773A/ko
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/1431—Dissolved air flotation machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/24—Pneumatic
    • B03D1/247—Mixing gas and slurry in a device separate from the flotation tank, i.e. reactor-separator type
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • 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"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/1412—Flotation machines with baffles, e.g. at the wall for redirecting settling solids
    • 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)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Physical Water Treatments (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Treatment Of Sludge (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE4411991A 1994-04-11 1994-04-11 Verfahren und Vorrichtung zum Abtrennen von suspensierten Stoffen aus Flüssigkeiten Withdrawn DE4411991A1 (de)

Priority Applications (12)

Application Number Priority Date Filing Date Title
DE4411991A DE4411991A1 (de) 1994-04-11 1994-04-11 Verfahren und Vorrichtung zum Abtrennen von suspensierten Stoffen aus Flüssigkeiten
EP99115947A EP0962254A3 (de) 1994-04-11 1995-03-28 Verfahren und Vorrichtung zum Abtrennen von suspendierten Stoffen aus Flüssigkeiten
PCT/EP1995/001156 WO1995027566A1 (de) 1994-04-11 1995-03-28 Verfahren und vorrichtung zum abtrennen von suspendierten stoffen aus flüssigkeiten
CN95190287A CN1048660C (zh) 1994-04-11 1995-03-28 从液体中分离悬浮物质的方法和装置
US08/553,697 US5690834A (en) 1994-04-11 1995-03-28 Process and apparatus for separating off suspended matter from liquids
AT95915165T ATE186233T1 (de) 1994-04-11 1995-03-28 Verfahren und vorrichtung zum abtrennen von suspendierten stoffen aus flüssigkeiten
DE59507173T DE59507173D1 (de) 1994-04-11 1995-03-28 Verfahren und vorrichtung zum abtrennen von suspendierten stoffen aus flüssigkeiten
JP7526044A JPH08511472A (ja) 1994-04-11 1995-03-28 液体中の懸濁物の分離方法および分離装置
BR9506151A BR9506151A (pt) 1994-04-11 1995-03-28 Processo e dispositivo para a separação de materiais suspensos a partir de liquidos
EP95915165A EP0703828B1 (de) 1994-04-11 1995-03-28 Verfahren und vorrichtung zum abtrennen von suspendierten stoffen aus flüssigkeiten
TW084104240A TW286295B (enExample) 1994-04-11 1995-04-28
KR1019950705560A KR960702773A (ko) 1994-04-11 1995-12-08 액체로부터 현탁물질을 분리하는 방법 및 장치(Process and device for separating suspended substance from fluids)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4411991A DE4411991A1 (de) 1994-04-11 1994-04-11 Verfahren und Vorrichtung zum Abtrennen von suspensierten Stoffen aus Flüssigkeiten

Publications (1)

Publication Number Publication Date
DE4411991A1 true DE4411991A1 (de) 1995-10-12

Family

ID=6514833

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4411991A Withdrawn DE4411991A1 (de) 1994-04-11 1994-04-11 Verfahren und Vorrichtung zum Abtrennen von suspensierten Stoffen aus Flüssigkeiten
DE59507173T Expired - Lifetime DE59507173D1 (de) 1994-04-11 1995-03-28 Verfahren und vorrichtung zum abtrennen von suspendierten stoffen aus flüssigkeiten

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE59507173T Expired - Lifetime DE59507173D1 (de) 1994-04-11 1995-03-28 Verfahren und vorrichtung zum abtrennen von suspendierten stoffen aus flüssigkeiten

Country Status (10)

Country Link
US (1) US5690834A (enExample)
EP (2) EP0962254A3 (enExample)
JP (1) JPH08511472A (enExample)
KR (1) KR960702773A (enExample)
CN (1) CN1048660C (enExample)
AT (1) ATE186233T1 (enExample)
BR (1) BR9506151A (enExample)
DE (2) DE4411991A1 (enExample)
TW (1) TW286295B (enExample)
WO (1) WO1995027566A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997013726A1 (de) * 1995-10-11 1997-04-17 Hoechst Research & Technology Biologische abwasserbehandlung bei hohen schlammkonzentrationen

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2835247B1 (fr) * 2002-01-30 2005-01-28 Ondeo Degremont Installation de traitement d'eaux par flottation
CN101722112B (zh) * 2010-01-12 2013-02-13 中南大学 一种应用液体二氧化碳进行硫化矿浮选的工艺
US8431027B2 (en) * 2011-02-17 2013-04-30 Sionix Corporation Dissolved air flotation system with bubble separation system and method of use
KR20140107369A (ko) * 2011-12-02 2014-09-04 인터 아쿠아 어드밴스 에이/에스 에어-리프트 및 바이오캐리어를 가진 생물학적 처리 탱크 또는 탱크 시리즈
US9278360B2 (en) * 2013-10-17 2016-03-08 Eriez Manufacturing Co. Air-assisted separation system
CN103551322B (zh) * 2013-10-29 2015-07-01 冯愚斌 一种撇沫器
US10155229B2 (en) 2015-08-10 2018-12-18 International Business Machines Corporation Nanobubbles for enhanced interaction between solids and gas volumes

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1333712A (en) * 1916-05-19 1920-03-16 Groch Frank Apparatus for ore concentration
US3179252A (en) * 1961-01-06 1965-04-20 Eimco Corp Apparatus for flotation
CA958322A (en) * 1970-09-03 1974-11-26 Tenco Hydro/Aerosciences Solubilization column
GB1527731A (en) * 1975-04-07 1978-10-11 Ici Ltd Sewage treatment-flotation apparatus
GB1540065A (en) * 1975-07-10 1979-02-07 Ici Ltd Aerobic biological treatment of wastewater
GB1517065A (en) * 1976-05-12 1978-07-12 Hartley Simon Ltd Electrolytic flotation apparatus
FR2457120A1 (fr) * 1979-05-21 1980-12-19 Realisa Indles Sa Et Procede de separation de particules generees en milieu liquide
CA1114963A (en) * 1979-10-26 1981-12-22 Canadian Industries Limited Means for separation of gas and solids from waste mixed liquor
CA1114965A (en) * 1979-10-26 1981-12-22 David C.I. Pollock Long vertical shaft bioreactor with modified waste liquor injection
CA1114961A (en) * 1979-10-26 1981-12-22 Canadian Industries Limited Method for maintaining a constant gas to solids ratio in effluent from a long vertical shaft bioreactor
US4737272A (en) * 1986-04-11 1988-04-12 Baker International Corporation Froth flotation method and apparatus
DE3826955A1 (de) * 1988-08-09 1990-02-15 Krupp Gmbh Verfahren und vorrichtung zum eintragen von sauerstoff in fluessigkeiten
DE3839371A1 (de) * 1988-11-22 1990-05-23 Voith Gmbh J M Einrichtung zur flotation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997013726A1 (de) * 1995-10-11 1997-04-17 Hoechst Research & Technology Biologische abwasserbehandlung bei hohen schlammkonzentrationen

Also Published As

Publication number Publication date
TW286295B (enExample) 1996-09-21
EP0962254A2 (de) 1999-12-08
KR960702773A (ko) 1996-05-23
CN1048660C (zh) 2000-01-26
DE59507173D1 (de) 1999-12-09
JPH08511472A (ja) 1996-12-03
EP0703828B1 (de) 1999-11-03
CN1126958A (zh) 1996-07-17
US5690834A (en) 1997-11-25
ATE186233T1 (de) 1999-11-15
EP0703828A1 (de) 1996-04-03
WO1995027566A1 (de) 1995-10-19
EP0962254A3 (de) 2000-01-26
BR9506151A (pt) 1996-04-16

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