DE69320954D1 - Wasserklärvorrichtung mit isolierung des ersten filtrats verbesserter rückspülung und blasenbildung - Google Patents

Wasserklärvorrichtung mit isolierung des ersten filtrats verbesserter rückspülung und blasenbildung

Info

Publication number
DE69320954D1
DE69320954D1 DE69320954T DE69320954T DE69320954D1 DE 69320954 D1 DE69320954 D1 DE 69320954D1 DE 69320954 T DE69320954 T DE 69320954T DE 69320954 T DE69320954 T DE 69320954T DE 69320954 D1 DE69320954 D1 DE 69320954D1
Authority
DE
Germany
Prior art keywords
insulation
bubble formation
clearing device
water clearing
filtrate
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 - Lifetime
Application number
DE69320954T
Other languages
English (en)
Other versions
DE69320954T2 (de
Inventor
Milos Dr Krofta
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 DE69320954D1 publication Critical patent/DE69320954D1/de
Application granted granted Critical
Publication of DE69320954T2 publication Critical patent/DE69320954T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B01D21/0045—Plurality of essentially parallel plates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2427—The feed or discharge opening located at a distant position from the side walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2433—Discharge mechanisms for floating particles
    • B01D21/2438—Discharge mechanisms for floating particles provided with scrapers on the liquid surface for removing floating particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
    • 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
    • B01D24/002—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel connection
    • B01D24/004—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel connection arranged concentrically or coaxially
    • 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
    • B01D24/002—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in parallel connection
    • B01D24/005—Filters being divided into a plurality of cells or compartments
    • 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
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
    • B01D24/14—Downward filtration, the container having distribution or collection headers or pervious conduits
    • 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
    • B01D24/38—Feed or discharge devices
    • B01D24/42—Feed or discharge devices for discharging filtrate
    • 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
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/03—Processes of filtration using flocculating agents
    • 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
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B13/00—Control arrangements specially adapted for wet-separating apparatus or for dressing plant, using physical effects
    • 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
    • B03D1/02—Froth-flotation processes
    • B03D1/028—Control and monitoring of flotation processes; computer models therefor
    • 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
    • B03D1/1406—Flotation machines with special arrangement of a plurality of flotation cells, e.g. positioning a flotation cell inside another
    • 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
    • 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
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1462—Discharge mechanisms for the froth
    • 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
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1475—Flotation tanks having means for discharging the pulp, e.g. as a bleed stream
    • 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
    • B03D1/1493—Flotation machines with means for establishing a specified flow pattern
    • 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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
DE69320954T 1992-05-19 1993-05-17 Wasserklärvorrichtung mit isolierung des ersten filtrats verbesserter rückspülung und blasenbildung Expired - Lifetime DE69320954T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/885,522 US5320750A (en) 1988-09-07 1992-05-19 Water clarifier with first filtrate isolation, improved backwashing and improved bubble generation
PCT/US1993/004652 WO1993023335A1 (en) 1992-05-19 1993-05-17 Water clarifier with first filtrate isolation, improved backwashing and improved bubble generation

Publications (2)

Publication Number Publication Date
DE69320954D1 true DE69320954D1 (de) 1998-10-15
DE69320954T2 DE69320954T2 (de) 1999-05-27

Family

ID=25387097

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69320954T Expired - Lifetime DE69320954T2 (de) 1992-05-19 1993-05-17 Wasserklärvorrichtung mit isolierung des ersten filtrats verbesserter rückspülung und blasenbildung

Country Status (19)

Country Link
US (1) US5320750A (de)
EP (1) EP0641292B1 (de)
JP (1) JP3313367B2 (de)
AR (1) AR248259A1 (de)
AT (1) ATE170827T1 (de)
AU (1) AU4378093A (de)
CA (1) CA2136200C (de)
DE (1) DE69320954T2 (de)
EG (1) EG20337A (de)
ES (1) ES2124788T3 (de)
FI (1) FI113637B (de)
HR (1) HRP930906B1 (de)
MX (1) MX9302881A (de)
PL (1) PL173203B1 (de)
RU (1) RU2106313C1 (de)
SI (1) SI9300266A (de)
TR (1) TR26753A (de)
TW (1) TW212762B (de)
WO (1) WO1993023335A1 (de)

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US5866019A (en) * 1994-10-05 1999-02-02 Wyness; David K. Method for backwashing filters in a water treatment plant with clarifier and peripheral filter cells
US5643443A (en) * 1995-05-19 1997-07-01 Taiki Corporation, U.S.A. Water purification system
US5516434A (en) * 1995-05-26 1996-05-14 Unicel, Inc. Single cell gas flotation separator with filter media
US5591347A (en) * 1995-05-26 1997-01-07 Unicel, Inc. Single cell gas flotation separator with filter media
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US5972211A (en) * 1998-03-19 1999-10-26 Jones; Terry L. Water filtration system
EP1037695A1 (de) * 1998-10-13 2000-09-27 ZPM Inc. Kombinierter hydrozyklon und filtersystem zur behandlung von flüssigkeiten
FR2796306B1 (fr) * 1999-07-13 2002-07-26 Roumen Kaltchev Clarificateur a air dissous avec filtre incorpore
ITVI20010221A1 (it) * 2001-10-24 2003-04-24 Idrosistem Energy Srl Metodo ed apparecchiatura per il recupero di reflui industriali particolarmente in impianti di produzione del tessuto non tessuto
US7157007B2 (en) * 2003-06-20 2007-01-02 National Tank Company Vertical gas induced flotation cell
PL1735070T3 (pl) * 2004-04-16 2014-01-31 Nijhuis Water Tech B V Urządzenie oddzielające
KR100635532B1 (ko) * 2004-09-17 2006-10-18 김기석 폐수의 부유물질 자동여과장치
CN1297489C (zh) * 2005-01-06 2007-01-31 高根树 多功能高速澄清器
GB2430166A (en) * 2005-08-02 2007-03-21 Dps Fluidising apparatus
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WO2009066196A1 (fr) * 2007-11-25 2009-05-28 Albert Vuilliomenet Dispositif pour le traitement des eaux de pluie
ES2363854B1 (es) * 2009-07-10 2012-08-10 Acciona Agua, S.A.U. Tanque separador de partículas.
US8585892B2 (en) * 2010-01-13 2013-11-19 Biofilter Systems, Llc System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system
US8388833B2 (en) 2010-09-23 2013-03-05 Biofilter Systems, Llc System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system
US9272931B2 (en) 2010-01-13 2016-03-01 Biofilter Systems, Llc System and process for removing nitrogen compounds and odors from wastewater and wastewater treatment system
JP5696398B2 (ja) * 2010-08-19 2015-04-08 栗田工業株式会社 浮上分離装置
US20120211407A1 (en) * 2011-02-17 2012-08-23 Sionix Corporation Dissolved Air Flotation Nozzle for Use With Self Contained Dissolved Air Flotation System
US9731225B2 (en) 2011-12-21 2017-08-15 Tetra Laval Holdings & Finance S.A. Deaerator and method for deaeration
US20160129382A1 (en) * 2013-10-15 2016-05-12 William Bloomfield Filter media recycling system
WO2018045237A1 (en) * 2016-08-31 2018-03-08 Eriez Manufacturing Co. Sparger status sensor system
FR3061169B1 (fr) * 2016-12-22 2020-06-19 Suez International Installation et procede pour le traitement de l'eau
US10583378B2 (en) * 2017-09-12 2020-03-10 Pentair Water Pool And Spa, Inc. System and method for a filter system
EP3480168A1 (de) * 2017-11-03 2019-05-08 Norbert Könemann Filtrationssystem für ein becken, anordnungen des filtrationssystems und eines beckens sowie verfahren zum betreiben des filtrationssystems
WO2019211658A1 (en) * 2018-05-02 2019-11-07 Joshi Pravin An irrigation filter and a method for cleaning thereof
CN108815881B (zh) * 2018-08-06 2023-08-25 西南石油大学 一种水合物浆体加工处理装置及方法
CN110038332A (zh) * 2019-05-19 2019-07-23 贾新奎 一种污水处理设备
CN110124376B (zh) * 2019-05-19 2021-12-31 内江瑞丰环保科技有限公司 一种污水过滤设备
RU2767544C2 (ru) * 2020-05-19 2022-03-17 Евгений Петрович Неуймин Устройство очистки воды от вредных веществ
CN111974540B (zh) * 2020-06-30 2021-10-15 海灿(宁波)工程科技有限公司 过湿固体废弃物及不良土多级重力分类处理系统及方法
CN113813651A (zh) * 2021-08-30 2021-12-21 安徽清泓环境科技有限公司 自动化污水处理设备

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Also Published As

Publication number Publication date
JP3313367B2 (ja) 2002-08-12
EP0641292B1 (de) 1998-09-09
TW212762B (en) 1993-09-11
ES2124788T3 (es) 1999-02-16
CA2136200C (en) 1999-06-15
FI945393A (fi) 1995-01-18
ATE170827T1 (de) 1998-09-15
SI9300266A (sl) 1993-12-31
PL173203B1 (pl) 1998-02-27
EP0641292A4 (de) 1995-06-28
EG20337A (en) 1998-10-31
TR26753A (tr) 1995-05-15
HRP930906A2 (en) 1994-12-31
MX9302881A (es) 1993-11-01
EP0641292A1 (de) 1995-03-08
CA2136200A1 (en) 1993-11-25
AR248259A1 (es) 1995-07-12
DE69320954T2 (de) 1999-05-27
RU2106313C1 (ru) 1998-03-10
JPH07508216A (ja) 1995-09-14
AU4378093A (en) 1993-12-13
WO1993023335A1 (en) 1993-11-25
FI113637B (fi) 2004-05-31
HRP930906B1 (en) 2000-06-30
FI945393A0 (fi) 1994-11-16
US5320750A (en) 1994-06-14

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