DE69003470T2 - Verfahren und Vorrichtung zum Einspritzen flüssiger Stoffe in ein Flotationsbecken. - Google Patents

Verfahren und Vorrichtung zum Einspritzen flüssiger Stoffe in ein Flotationsbecken.

Info

Publication number
DE69003470T2
DE69003470T2 DE90401663T DE69003470T DE69003470T2 DE 69003470 T2 DE69003470 T2 DE 69003470T2 DE 90401663 T DE90401663 T DE 90401663T DE 69003470 T DE69003470 T DE 69003470T DE 69003470 T2 DE69003470 T2 DE 69003470T2
Authority
DE
Germany
Prior art keywords
liquid
flotation
decompression
zone
treated
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
DE90401663T
Other languages
English (en)
Other versions
DE69003470D1 (de
Inventor
M Patrick Vion
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.)
Suez International SAS
Original Assignee
Degremont SA
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 Degremont SA filed Critical Degremont SA
Publication of DE69003470D1 publication Critical patent/DE69003470D1/de
Application granted granted Critical
Publication of DE69003470T2 publication Critical patent/DE69003470T2/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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0205—Separation of non-miscible liquids by gas bubbles or moving solids
    • 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
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/451—Mixing liquids with liquids; Emulsifying using flow mixing by injecting one liquid into 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
    • B03D1/1431—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
    • B03D1/1493—Flotation machines with means for establishing a specified flow pattern
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physical Water Treatments (AREA)
  • Fish Paste Products (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Cleaning In General (AREA)
DE90401663T 1989-06-26 1990-06-14 Verfahren und Vorrichtung zum Einspritzen flüssiger Stoffe in ein Flotationsbecken. Expired - Fee Related DE69003470T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8908468A FR2648729B1 (fr) 1989-06-26 1989-06-26 Procede et dispositif d'injection de fluides dans un bassin de flottation

Publications (2)

Publication Number Publication Date
DE69003470D1 DE69003470D1 (de) 1993-10-28
DE69003470T2 true DE69003470T2 (de) 1994-02-17

Family

ID=9383113

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90401663T Expired - Fee Related DE69003470T2 (de) 1989-06-26 1990-06-14 Verfahren und Vorrichtung zum Einspritzen flüssiger Stoffe in ein Flotationsbecken.

Country Status (5)

Country Link
EP (1) EP0406048B1 (de)
AT (1) ATE94852T1 (de)
DE (1) DE69003470T2 (de)
ES (1) ES2044477T3 (de)
FR (1) FR2648729B1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013220363A1 (de) * 2013-10-09 2015-04-09 Siemens Aktiengesellschaft Flotationsvorrichtung sowie Verfahren zum Betreiben einer Flotationsvorrichtung
EP3991851A1 (de) * 2020-11-02 2022-05-04 Roland Damann Mikroflotationsanlage zur behandlung eines gewässers

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4406239C1 (de) * 1994-02-25 1995-06-14 Lucas Dipl Ing Menke Vorrichtung und Verfahren zur Trennung von Substanzen aus einem Fluid mittels Druckentspannungsflotation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2115053B1 (de) * 1970-11-26 1975-02-21 Degremont
FR2596293B1 (fr) * 1986-03-26 1990-09-07 Omnium Traitement Valorisa Appareil de separation par flottation
NL8602243A (nl) * 1986-09-05 1988-04-05 Facet Ind B V Inrichting voor het door flotatie zuiveren van vloeistof en daarin toe te passen vloeistof-injekteur.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013220363A1 (de) * 2013-10-09 2015-04-09 Siemens Aktiengesellschaft Flotationsvorrichtung sowie Verfahren zum Betreiben einer Flotationsvorrichtung
EP3991851A1 (de) * 2020-11-02 2022-05-04 Roland Damann Mikroflotationsanlage zur behandlung eines gewässers
WO2022090336A1 (de) 2020-11-02 2022-05-05 Damann, Volker Mikroflotationsanlage zur behandlung eines gewässers

Also Published As

Publication number Publication date
EP0406048B1 (de) 1993-09-22
ATE94852T1 (de) 1993-10-15
DE69003470D1 (de) 1993-10-28
FR2648729A1 (fr) 1990-12-28
ES2044477T3 (es) 1994-01-01
FR2648729B1 (fr) 1992-03-13
EP0406048A1 (de) 1991-01-02

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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