FR2429618B1 - - Google Patents

Info

Publication number
FR2429618B1
FR2429618B1 FR7916917A FR7916917A FR2429618B1 FR 2429618 B1 FR2429618 B1 FR 2429618B1 FR 7916917 A FR7916917 A FR 7916917A FR 7916917 A FR7916917 A FR 7916917A FR 2429618 B1 FR2429618 B1 FR 2429618B1
Authority
FR
France
Prior art keywords
gas
liquid
flotation step
bubble
bubble flotation
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
Application number
FR7916917A
Other languages
English (en)
Other versions
FR2429618A1 (fr
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.)
Pielkenrood Vinitex BV
Original Assignee
Pielkenrood Vinitex BV
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 Pielkenrood Vinitex BV filed Critical Pielkenrood Vinitex BV
Publication of FR2429618A1 publication Critical patent/FR2429618A1/fr
Application granted granted Critical
Publication of FR2429618B1 publication Critical patent/FR2429618B1/fr
Granted 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
    • 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
    • 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
    • B03D1/1456—Feed mechanisms for the slurry
    • 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
    • B03D1/1481—Flotation machines with a plurality of parallel plates
    • 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
    • B03D1/242—Nozzles for injecting gas into the flotation tank

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Physical Water Treatments (AREA)
  • Gas Separation By Absorption (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Degasification And Air Bubble Elimination (AREA)
  • Separation Of Particles Using Liquids (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
FR7916917A 1978-06-30 1979-06-29 Procede et dispositif de flottation Granted FR2429618A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7807081A NL7807081A (nl) 1978-06-30 1978-06-30 Werkwijze en inrichting voor het door middel van gas- bellen opdrijfbaar maken van in een vloeistof gesus- pendeerde deeltjes.

Publications (2)

Publication Number Publication Date
FR2429618A1 FR2429618A1 (fr) 1980-01-25
FR2429618B1 true FR2429618B1 (fr) 1985-01-04

Family

ID=19831159

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7916917A Granted FR2429618A1 (fr) 1978-06-30 1979-06-29 Procede et dispositif de flottation

Country Status (17)

Country Link
US (2) US4277347A (fr)
JP (1) JPS558896A (fr)
AU (1) AU526265B2 (fr)
BE (1) BE877044A (fr)
BR (1) BR7904092A (fr)
CA (1) CA1130019A (fr)
DE (2) DE7918107U1 (fr)
DK (1) DK253379A (fr)
ES (1) ES482023A1 (fr)
FR (1) FR2429618A1 (fr)
GB (1) GB2024192B (fr)
MY (1) MY8400398A (fr)
NL (1) NL7807081A (fr)
NO (1) NO159702C (fr)
SE (1) SE7905538L (fr)
SG (1) SG60483G (fr)
ZA (1) ZA793019B (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4738750A (en) * 1986-02-10 1988-04-19 Stone Container Corp. System and method for treating pulp and paper mill waste water
GB2193955B (en) * 1986-08-18 1991-02-06 Walter Mansel James Separator
US5080802A (en) * 1990-05-09 1992-01-14 Cairo Jr John A Induced gas liquid coalescer and flotation separator
US5156745A (en) * 1990-05-09 1992-10-20 Cairo Jr John A Induced gas liquid coalescer and flotation separator
US5534159A (en) * 1990-11-21 1996-07-09 Jtj Systems, Inc. Portable wastewater treatment method
US5173184A (en) * 1990-11-21 1992-12-22 Hydro Modular System, Inc. Wastewater treatment apparatus
DE4041929A1 (de) * 1990-12-27 1992-07-02 Honeywell Braukmann Gmbh Flotiervorrichtung
US5374358A (en) * 1991-06-21 1994-12-20 Diamond Chemical Company, Inc. System for treating commercial waste effluents
US5167829A (en) * 1991-06-21 1992-12-01 Harold Diamond System for treating commercial waste effluents
DE4128665C1 (fr) * 1991-08-29 1993-03-04 K-Pack Systems International, Neede, Nl
US5380417A (en) * 1992-01-31 1995-01-10 Essop; Saleam Separation accelerator
US5545327A (en) * 1994-06-15 1996-08-13 Smith & Loveless, Inc. Wastewater treatment method and apparatus
NO303048B1 (no) * 1994-10-19 1998-05-25 Mastrans As FremgangsmÕte og utstyr for rensing av en vµske
US5512171A (en) * 1995-01-31 1996-04-30 Essop; Saleam Particle separator
SE9504386L (sv) * 1995-12-07 1997-06-08 Purac Ab Flotationsapparat och förfarande
US5766484A (en) * 1996-06-03 1998-06-16 Envirex Inc. Dissolved gas floatation device
US5958240A (en) * 1997-05-19 1999-09-28 Hoel; Timothy L. System for recycling waste water
DE19835188B4 (de) * 1998-08-04 2009-04-02 Damann, Roland Verfahren zur Reinigung von Abwässern in einer Flotationsanlage und Flotationsanlage
USD753989S1 (en) * 2014-04-15 2016-04-19 Mikkel Voldsgaard Jakobsen Bag clamp
US9993748B2 (en) 2014-08-11 2018-06-12 Auxocell Laboratories, Inc. Centrifuge clip and method
USD748462S1 (en) * 2014-08-11 2016-02-02 Auxocell Laboratories, Inc. Centrifuge clip
EP3820821B8 (fr) * 2018-07-12 2023-04-12 Damann, Volker Procédé de purification d'eaux usées par flottation
DE102018128951A1 (de) 2018-11-19 2020-05-20 Ewk Umwelttechnik Gmbh Flotationsvorrichtung

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2242139A (en) * 1938-03-25 1941-05-13 Walter C Munroe Method and apparatus for water purification
US2446655A (en) * 1945-10-06 1948-08-10 Deepwater Chemical Co Ltd Method and apparatus for clarifying alkaline well waters
US3179252A (en) * 1961-01-06 1965-04-20 Eimco Corp Apparatus for flotation
BE666112A (fr) * 1964-06-29
US3831758A (en) * 1970-10-15 1974-08-27 Westinghouse Electric Corp Waste treatment system
FR2132497B1 (fr) * 1971-04-05 1974-04-05 Degremont
BE788794A (fr) * 1971-09-20 1973-03-13 Airco Inc Procede et appareil d'addition d'oxygene a un
US3809240A (en) * 1971-12-06 1974-05-07 Degremont Method of injecting fluids into a flotation tank
NL7317363A (nl) * 1973-12-19 1975-06-23 Shell Int Research Werkwijze voor het afscheiden van vaste-stofdeel- tjes uit een dispersie daarvan in een vloeistof.
US4160737A (en) * 1973-12-22 1979-07-10 Pielkenrood-Vinitex B.V. Flotation and plate separation device
NL7317649A (nl) * 1973-12-22 1975-06-24 Pielkenrood Vinitex Bv Werkwijze en inrichting voor het afscheiden van in een vloeistof gesuspendeerde bestanddelen.
US3969245A (en) * 1974-10-21 1976-07-13 Swift & Company Electrocoagulation system for removing pollutants from wastewater
US3966598A (en) * 1975-02-24 1976-06-29 Tenco Hydro/Aerosciences, Inc. Circular dissolved gas flotation system
DE2644378A1 (de) * 1976-10-01 1978-04-06 Fuellpack Dipl Brauerei Ing Di Verfahren zur einleitung von gas, insbesondere kohlendioxidgas, in eine in einer leitung stroemende fluessigkeit, insbesondere ein getraenk, sowie einrichtung zur durchfuehrung des verfahrens
AU515490B2 (en) * 1977-04-29 1981-04-09 Envirotech Corporation Process for clarifying liquids by flocculation
DE2737009C3 (de) * 1977-08-17 1982-05-06 J.M. Voith Gmbh, 7920 Heidenheim Vorrichtung zur Reinigung von Faserstoffsuspensionen

Also Published As

Publication number Publication date
FR2429618A1 (fr) 1980-01-25
ES482023A1 (es) 1980-02-16
MY8400398A (en) 1984-12-31
NL7807081A (nl) 1980-01-03
NO792198L (no) 1980-01-03
BE877044A (nl) 1979-12-18
US4277347A (en) 1981-07-07
SG60483G (en) 1984-07-27
NO159702B (no) 1988-10-24
NO159702C (no) 1989-02-01
DE2925457A1 (de) 1980-01-03
GB2024192A (en) 1980-01-09
DE2925457C2 (fr) 1990-10-11
SE7905538L (sv) 1979-12-31
GB2024192B (en) 1982-12-15
ZA793019B (en) 1980-07-30
CA1130019A (fr) 1982-08-17
JPS6320579B2 (fr) 1988-04-28
US4344845A (en) 1982-08-17
JPS558896A (en) 1980-01-22
AU526265B2 (en) 1982-12-23
BR7904092A (pt) 1980-03-11
DK253379A (da) 1979-12-31
DE7918107U1 (de) 1980-05-14
AU4834279A (en) 1980-01-03

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Legal Events

Date Code Title Description
ST Notification of lapse