DE69612366T2 - Verfahren und gerät zur herstellung von mit luft gesättigtem wasser - Google Patents

Verfahren und gerät zur herstellung von mit luft gesättigtem wasser

Info

Publication number
DE69612366T2
DE69612366T2 DE69612366T DE69612366T DE69612366T2 DE 69612366 T2 DE69612366 T2 DE 69612366T2 DE 69612366 T DE69612366 T DE 69612366T DE 69612366 T DE69612366 T DE 69612366T DE 69612366 T2 DE69612366 T2 DE 69612366T2
Authority
DE
Germany
Prior art keywords
air
water
pct
vessel
delivered
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
DE69612366T
Other languages
English (en)
Other versions
DE69612366D1 (de
Inventor
Hans Eriksson
Kent Isaksson
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 DE69612366D1 publication Critical patent/DE69612366D1/de
Application granted granted Critical
Publication of DE69612366T2 publication Critical patent/DE69612366T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234—Surface aerating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234—Surface aerating
    • B01F23/2341—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
    • B01F23/23413—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere using nozzles for projecting the liquid into the gas atmosphere
    • 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
    • B03D1/1475—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
    • B03D1/24—Pneumatic
    • 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
    • C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
    • 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
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1462—Discharge mechanisms for the froth
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/06—Pressure conditions
    • C02F2301/066—Overpressure, high pressure
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0318—Processes

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Physical Water Treatments (AREA)
  • Cultivation Of Plants (AREA)
  • Gas Separation By Absorption (AREA)
  • Sorption Type Refrigeration Machines (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Nozzles (AREA)
DE69612366T 1995-01-19 1996-01-19 Verfahren und gerät zur herstellung von mit luft gesättigtem wasser Expired - Fee Related DE69612366T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9500215A SE503895C2 (sv) 1995-01-19 1995-01-19 Aggregat för framställning av luftmättat vatten
PCT/SE1996/000050 WO1996022250A1 (en) 1995-01-19 1996-01-19 Apparatus for producing air saturated water

Publications (2)

Publication Number Publication Date
DE69612366D1 DE69612366D1 (de) 2001-05-10
DE69612366T2 true DE69612366T2 (de) 2001-10-18

Family

ID=20396916

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69612366T Expired - Fee Related DE69612366T2 (de) 1995-01-19 1996-01-19 Verfahren und gerät zur herstellung von mit luft gesättigtem wasser

Country Status (9)

Country Link
US (1) US5989437A (de)
EP (1) EP0789672B1 (de)
CN (1) CN1119285C (de)
AT (1) ATE200272T1 (de)
AU (2) AU4592796A (de)
DE (1) DE69612366T2 (de)
PL (1) PL182306B1 (de)
SE (1) SE503895C2 (de)
WO (2) WO1996022248A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10228261B3 (de) * 2002-06-25 2004-02-26 Bayer Ag Vorrichtung zur Gasaufsättigung einer Flüssigkeit und unter Druck zum Einbringen der Flüssigkeit in eine Flotationszelle

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6168141B1 (en) * 1999-03-22 2001-01-02 Artur G. Zimmer Apparatus for treatment of fluent materials
AT410406B (de) * 2001-09-17 2003-04-25 Andritz Ag Maschf Verfahren und vorrichtung zur belüftung einer flüssigkeit mit gas
SE523106C2 (sv) * 2002-06-06 2004-03-30 Tetra Laval Holdings & Finance Anordning vid en infusor för en flytande livsmedelsprodukt
US20050279687A1 (en) * 2004-06-21 2005-12-22 Maxwell Hsu Pressurized gas-water mixing device
US20050279684A1 (en) * 2004-06-21 2005-12-22 Maxwell Hsu Water flow rate self-tuning device for pressurized gas-water mixer
US20100012049A1 (en) * 2006-04-12 2010-01-21 Jms Co., Ltd Cavitation heating system and method
EP1854764B1 (de) * 2006-05-10 2016-12-14 Grundfos Management A/S Reaktor mit Filterplattenstapel
FR2941384B1 (fr) * 2009-01-29 2011-11-04 Kwi Internat Environmental Treat Gmbh Dispositif de dissolution d'un gaz dans un liquide
US20110110181A1 (en) * 2009-04-23 2011-05-12 Peter Douglas Jack Method and apparatus for mixing and/or blending fluids
BRPI0903291A2 (pt) 2009-09-02 2011-05-10 Evonik Degussa Brasil Ltda processo para purificaÇço de Água em fluxo em um rio ou canal
DK2475621T3 (en) * 2009-09-07 2016-04-11 Aerofloat Holdings Pty Ltd Device and growth mode of water treatment
CN104776413B (zh) 2014-01-10 2017-12-01 台州市大江实业有限公司 一种蒸汽动力发生系统
CN104776414B (zh) 2014-01-10 2017-02-08 台州市大江实业有限公司 一种蒸汽动力发生系统及方法
CN104776415B (zh) * 2014-01-10 2017-01-04 台州市大江实业有限公司 一种饱和水发生装置
CA2963306C (en) * 2014-10-02 2022-08-30 Veolia Water Solutions & Technologies Support Water treatment process employing dissolved air flotation to remove suspended solids
CN105880035B (zh) * 2016-04-11 2017-11-07 安徽理工大学 一种具备自调浆及自消泡功能的矿浆驱动搅拌式浮选设备
CN107261967A (zh) * 2017-08-12 2017-10-20 张维国 一种溶气水直饮机
CN109900622B (zh) * 2019-03-25 2021-09-28 山西大学 一种粉末矿物可浮性分析仪
CN110339740A (zh) * 2019-06-18 2019-10-18 西安航天动力试验技术研究所 一种多物料注入式管道混合器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1646019A (en) * 1925-07-29 1927-10-18 Forrester David Lawton Flotation method and apparatus
US3175687A (en) * 1962-09-24 1965-03-30 Komline Sanderson Eng Corp Flotation unit
US3243046A (en) * 1962-12-01 1966-03-29 Ebara Infilco Floatation apparatus
FR1515865A (fr) * 1966-06-14 1968-03-08 Saint Gobain Techn Nouvelles Perfectionnements à la séparation d'un liquide et d'un solide ou liquide immiscible en suspension
SE404177B (sv) * 1977-01-17 1978-09-25 Flootek Vattenrening Ab Sett och anordning att reglera flotationsanordning
GB2190853B (en) * 1984-04-25 1988-11-02 Int Distillers & Vintners Limi Apparatus for dissolving gases in liquids
US5543089A (en) * 1993-01-28 1996-08-06 Pichardo; Antonio C. Device for aeration of polluted water
US5484534A (en) * 1994-07-08 1996-01-16 Edmondson; Jerry M. Energy conserving method of water treatment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10228261B3 (de) * 2002-06-25 2004-02-26 Bayer Ag Vorrichtung zur Gasaufsättigung einer Flüssigkeit und unter Druck zum Einbringen der Flüssigkeit in eine Flotationszelle

Also Published As

Publication number Publication date
AU4592796A (en) 1996-08-07
DE69612366D1 (de) 2001-05-10
WO1996022250A1 (en) 1996-07-25
CN1119285C (zh) 2003-08-27
EP0789672B1 (de) 2001-04-04
SE9500215L (sv) 1996-07-20
ATE200272T1 (de) 2001-04-15
US5989437A (en) 1999-11-23
SE503895C2 (sv) 1996-09-30
AU4499996A (en) 1996-08-07
PL182306B1 (en) 2001-12-31
WO1996022248A1 (en) 1996-07-25
PL321465A1 (en) 1997-12-08
EP0789672A1 (de) 1997-08-20
CN1183754A (zh) 1998-06-03
SE9500215D0 (sv) 1995-01-19

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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