FI95211B - Förfarande och anläggning för behandling av en vätskeström som skall ledas till en flotationsanläggning eller motsvarande - Google Patents

Förfarande och anläggning för behandling av en vätskeström som skall ledas till en flotationsanläggning eller motsvarande

Info

Publication number
FI95211B
FI95211B FI941544A FI941544A FI95211B FI 95211 B FI95211 B FI 95211B FI 941544 A FI941544 A FI 941544A FI 941544 A FI941544 A FI 941544A FI 95211 B FI95211 B FI 95211B
Authority
FI
Finland
Prior art keywords
flow
liquid flow
pump
gas
cleaned
Prior art date
Application number
FI941544A
Other languages
English (en)
Finnish (fi)
Other versions
FI941544A0 (sv
FI95211C (sv
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
Publication of FI941544A0 publication Critical patent/FI941544A0/sv
Priority to FI941544A priority Critical patent/FI95211C/sv
Priority to AT95914376T priority patent/ATE182562T1/de
Priority to DE69511076T priority patent/DE69511076T2/de
Priority to EP95914376A priority patent/EP0754164B1/en
Priority to JP7525431A priority patent/JPH10501730A/ja
Priority to PCT/FI1995/000180 priority patent/WO1995026930A1/en
Priority to CA002187163A priority patent/CA2187163C/en
Priority to DK95914376T priority patent/DK0754164T3/da
Priority to AU21399/95A priority patent/AU695425B2/en
Priority to ES95914376T priority patent/ES2134458T3/es
Priority to US08/722,047 priority patent/US5759408A/en
Application granted granted Critical
Publication of FI95211B publication Critical patent/FI95211B/sv
Publication of FI95211C publication Critical patent/FI95211C/sv

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Physical Water Treatments (AREA)
  • Cleaning In General (AREA)
  • Accessories For Mixers (AREA)
  • Pipeline Systems (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
FI941544A 1994-04-05 1994-04-05 Förfarande och anläggning för behandling av en vätskeström som skall ledas till en flotationsanläggning eller motsvarande FI95211C (sv)

Priority Applications (11)

Application Number Priority Date Filing Date Title
FI941544A FI95211C (sv) 1994-04-05 1994-04-05 Förfarande och anläggning för behandling av en vätskeström som skall ledas till en flotationsanläggning eller motsvarande
CA002187163A CA2187163C (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
DE69511076T DE69511076T2 (de) 1994-04-05 1995-04-04 Methode und einrichtung zur behandlung einer zu reinigenden und in eine flotationsvorrichtung einzuführenden flüssigkeitsstrom
EP95914376A EP0754164B1 (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
JP7525431A JPH10501730A (ja) 1994-04-05 1995-04-04 清浄化して、浮遊選別プラントまたは均等設備へ流す液体流の処理方法と設備
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
AT95914376T ATE182562T1 (de) 1994-04-05 1995-04-04 Methode und einrichtung zur behandlung einer zu reinigenden und in eine flotationsvorrichtung einzuführenden flüssigkeitsstrom
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
AU21399/95A AU695425B2 (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
ES95914376T ES2134458T3 (es) 1994-04-05 1995-04-04 Metodo y equipo para el tratamiento de un flujo liquido para su depurado e introduccion en una instalacion de flotacion o equivalente.
US08/722,047 US5759408A (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

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI941544 1994-04-05
FI941544A FI95211C (sv) 1994-04-05 1994-04-05 Förfarande och anläggning för behandling av en vätskeström som skall ledas till en flotationsanläggning eller motsvarande

Publications (3)

Publication Number Publication Date
FI941544A0 FI941544A0 (sv) 1994-04-05
FI95211B true FI95211B (sv) 1995-09-29
FI95211C FI95211C (sv) 1996-01-10

Family

ID=8540439

Family Applications (1)

Application Number Title Priority Date Filing Date
FI941544A FI95211C (sv) 1994-04-05 1994-04-05 Förfarande och anläggning för behandling av en vätskeström som skall ledas till en flotationsanläggning eller motsvarande

Country Status (11)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2801999A (en) * 1998-03-31 1999-10-18 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
SG10201502842RA (en) 2010-04-16 2015-06-29 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 (sv) * 1992-04-21 1994-02-10 Wiser Oy Förfarande och anordning för behandling av vätskor
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
FI941544A0 (sv) 1994-04-05
CA2187163A1 (en) 1995-10-12
US5759408A (en) 1998-06-02
FI95211C (sv) 1996-01-10
ES2134458T3 (es) 1999-10-01
AU695425B2 (en) 1998-08-13
WO1995026930A1 (en) 1995-10-12
JPH10501730A (ja) 1998-02-17
ATE182562T1 (de) 1999-08-15
DE69511076T2 (de) 1999-12-23
DK0754164T3 (da) 1999-11-29
AU2139995A (en) 1995-10-23
EP0754164B1 (en) 1999-07-28
EP0754164A1 (en) 1997-01-22
DE69511076D1 (de) 1999-09-02
CA2187163C (en) 2004-10-19

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Legal Events

Date Code Title Description
BB Publication of examined application
PC Transfer of assignment of patent

Owner name: VSJ HOLDING OY

PC Transfer of assignment of patent

Owner name: WISER OY

Free format text: WISER OY

MA Patent expired
MA Patent expired