DK0754164T3 - Fremgangsmåde og indretning til behandling af en væskestrøm som skal renses og ledes ind i et flotationsanlæg - Google Patents

Fremgangsmåde og indretning til behandling af en væskestrøm som skal renses og ledes ind i et flotationsanlæg

Info

Publication number
DK0754164T3
DK0754164T3 DK95914376T DK95914376T DK0754164T3 DK 0754164 T3 DK0754164 T3 DK 0754164T3 DK 95914376 T DK95914376 T DK 95914376T DK 95914376 T DK95914376 T DK 95914376T DK 0754164 T3 DK0754164 T3 DK 0754164T3
Authority
DK
Denmark
Prior art keywords
flow
liquid flow
pump
gas
cleaned
Prior art date
Application number
DK95914376T
Other languages
English (en)
Inventor
Viljo Jaervenpaeae
Original Assignee
Wiser Oy
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 Wiser Oy filed Critical Wiser Oy
Application granted granted Critical
Publication of DK0754164T3 publication Critical patent/DK0754164T3/da

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
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/305—Injector mixers the additional component being axially fed and radially discharged through a circumferential outlet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/32—Injector mixers wherein the additional components are added in a by-pass of the main flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/60—Pump mixers, i.e. mixing within a pump
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/82—Combinations of dissimilar mixers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J4/00—Feed or outlet devices; Feed or outlet control devices
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F2025/91—Direction of flow or arrangement of feed and discharge openings
    • B01F2025/919—Direction of flow or arrangement of feed and discharge openings characterised by the disposition of the feed and discharge openings
    • B01F2025/9191—Direction of flow or arrangement of feed and discharge openings characterised by the disposition of the feed and discharge openings characterised by the arrangement of the feed openings for one or more flows, e.g. for the mainflow and the flow of an additional component
    • B01F2025/91912—Direction of flow or arrangement of feed and discharge openings characterised by the disposition of the feed and discharge openings characterised by the arrangement of the feed openings for one or more flows, e.g. for the mainflow and the flow of an additional component with feed openings at the circumference of the main flow
    • 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
    • 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
DK95914376T 1994-04-05 1995-04-04 Fremgangsmåde og indretning til behandling af en væskestrøm som skal renses og ledes ind i et flotationsanlæg DK0754164T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI941544A FI95211C (fi) 1994-04-05 1994-04-05 Menetelmä ja laitteisto flotaatiolaitokseen tai vastaavaan johdettavan puhdistettavan nestevirtauksen käsittelemiseksi
PCT/FI1995/000180 WO1995026930A1 (en) 1994-04-05 1995-04-04 Method and equipment for treatment of a liquid flow to be cleaned and passed into a flotation plant or equivalent

Publications (1)

Publication Number Publication Date
DK0754164T3 true DK0754164T3 (da) 1999-11-29

Family

ID=8540439

Family Applications (1)

Application Number Title Priority Date Filing Date
DK95914376T DK0754164T3 (da) 1994-04-05 1995-04-04 Fremgangsmåde og indretning til behandling af en væskestrøm som skal renses og ledes ind i et flotationsanlæg

Country Status (11)

Country Link
US (1) US5759408A (da)
EP (1) EP0754164B1 (da)
JP (1) JPH10501730A (da)
AT (1) ATE182562T1 (da)
AU (1) AU695425B2 (da)
CA (1) CA2187163C (da)
DE (1) DE69511076T2 (da)
DK (1) DK0754164T3 (da)
ES (1) ES2134458T3 (da)
FI (1) FI95211C (da)
WO (1) WO1995026930A1 (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999050181A1 (en) * 1998-03-31 1999-10-07 Beloit Technologies, Inc. Air saturation cylinder
NL1018325C2 (nl) * 2001-06-19 2002-12-20 Redes Beheer B V Drukontspanningsflotatie-inrichting.
NO330384B1 (no) * 2006-11-20 2011-04-04 Norsk Hydro As Floteringsanordning
SG184575A1 (en) 2010-04-16 2012-11-29 Univ Singapore A microbubble generator
US9278360B2 (en) * 2013-10-17 2016-03-08 Eriez Manufacturing Co. Air-assisted separation system
CN112499714A (zh) * 2020-11-10 2021-03-16 无锡海拓环保装备科技有限公司 一种旋流无堵塞释放器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1137997B (de) * 1952-12-17 1962-10-11 John Oskar Georg Albrektsson Verfahren zum Reinigen von durch Schwebstoffe verunreinigtem Abwasser durch Auftrieb
US3446488A (en) * 1966-08-08 1969-05-27 Combustion Eng Gas bubble generating and distributing system
US3542675A (en) * 1968-07-26 1970-11-24 Combustion Eng Water treatment
NL8602297A (nl) * 1986-09-11 1988-04-05 Nijhuis Water B V I O Smoorinrichting en werkwijze voor het toepassen daarvan.
US5139663A (en) * 1991-03-14 1992-08-18 Microlift Systems Limited Partnership Discharge valve for dissolved air flotation
FI90397C (fi) * 1992-04-21 1994-02-10 Wiser Oy Menetelmä ja laite nesteiden käsittelemiseksi
DE4406239C1 (de) * 1994-02-25 1995-06-14 Lucas Dipl Ing Menke Vorrichtung und Verfahren zur Trennung von Substanzen aus einem Fluid mittels Druckentspannungsflotation

Also Published As

Publication number Publication date
US5759408A (en) 1998-06-02
CA2187163C (en) 2004-10-19
JPH10501730A (ja) 1998-02-17
FI95211B (fi) 1995-09-29
FI941544A0 (fi) 1994-04-05
ES2134458T3 (es) 1999-10-01
WO1995026930A1 (en) 1995-10-12
EP0754164A1 (en) 1997-01-22
DE69511076T2 (de) 1999-12-23
FI95211C (fi) 1996-01-10
AU695425B2 (en) 1998-08-13
EP0754164B1 (en) 1999-07-28
DE69511076D1 (de) 1999-09-02
ATE182562T1 (de) 1999-08-15
CA2187163A1 (en) 1995-10-12
AU2139995A (en) 1995-10-23

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