FR2229649A1 - Flotation plant for removal of impurities in water - has the tank under vacuum to accelerate bubble formation - Google Patents

Flotation plant for removal of impurities in water - has the tank under vacuum to accelerate bubble formation

Info

Publication number
FR2229649A1
FR2229649A1 FR7416881A FR7416881A FR2229649A1 FR 2229649 A1 FR2229649 A1 FR 2229649A1 FR 7416881 A FR7416881 A FR 7416881A FR 7416881 A FR7416881 A FR 7416881A FR 2229649 A1 FR2229649 A1 FR 2229649A1
Authority
FR
France
Prior art keywords
impurities
removal
water
under vacuum
bubble formation
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.)
Granted
Application number
FR7416881A
Other languages
English (en)
French (fr)
Other versions
FR2229649B1 (cg-RX-API-DMAC10.html
Inventor
S E A Svanteson
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.)
Electrolux AB
Original Assignee
Electrolux AB
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 Electrolux AB filed Critical Electrolux AB
Publication of FR2229649A1 publication Critical patent/FR2229649A1/fr
Application granted granted Critical
Publication of FR2229649B1 publication Critical patent/FR2229649B1/fr
Granted 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
    • 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
    • B03D1/04—Froth-flotation processes by varying ambient atmospheric pressure
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physical Water Treatments (AREA)
FR7416881A 1973-05-17 1974-05-15 Flotation plant for removal of impurities in water - has the tank under vacuum to accelerate bubble formation Granted FR2229649A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7307012A SE374676B (cg-RX-API-DMAC10.html) 1973-05-17 1973-05-17

Publications (2)

Publication Number Publication Date
FR2229649A1 true FR2229649A1 (en) 1974-12-13
FR2229649B1 FR2229649B1 (cg-RX-API-DMAC10.html) 1976-06-25

Family

ID=20317507

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7416881A Granted FR2229649A1 (en) 1973-05-17 1974-05-15 Flotation plant for removal of impurities in water - has the tank under vacuum to accelerate bubble formation

Country Status (5)

Country Link
JP (1) JPS522816B2 (cg-RX-API-DMAC10.html)
DE (1) DE2357461A1 (cg-RX-API-DMAC10.html)
FI (1) FI141674A7 (cg-RX-API-DMAC10.html)
FR (1) FR2229649A1 (cg-RX-API-DMAC10.html)
SE (1) SE374676B (cg-RX-API-DMAC10.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397881A1 (fr) * 1977-07-20 1979-02-16 Alsthom Atlantique Perfectionnements au procede pour la separation d'une suspension par flottation

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1540723A (en) * 1975-05-07 1979-02-14 Carrier Drysys Ltd Treating waste paint solids
DE4116919A1 (de) * 1991-05-24 1992-11-26 Henninger Geier Waltraud Verfahren und vorrichtung zur vorklaerung von schmutzwasser
JPH0740745A (ja) * 1993-07-28 1995-02-10 Kinugawa Rubber Ind Co Ltd 自動車用ドアのウエストシール構造
KR102542572B1 (ko) * 2016-11-11 2023-06-13 셀가드 엘엘씨 개선된 마이크로층 멤브레인, 개선된 전지 세퍼레이터 및 관련 방법

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE946220C (de) * 1964-08-17 1956-07-26 Dorr Co Klaeranlage fuer Abwaesser

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE946220C (de) * 1964-08-17 1956-07-26 Dorr Co Klaeranlage fuer Abwaesser

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397881A1 (fr) * 1977-07-20 1979-02-16 Alsthom Atlantique Perfectionnements au procede pour la separation d'une suspension par flottation

Also Published As

Publication number Publication date
SE374676B (cg-RX-API-DMAC10.html) 1975-03-17
DE2357461A1 (de) 1974-12-05
FI141674A7 (cg-RX-API-DMAC10.html) 1974-11-18
FR2229649B1 (cg-RX-API-DMAC10.html) 1976-06-25
JPS5053951A (cg-RX-API-DMAC10.html) 1975-05-13
JPS522816B2 (cg-RX-API-DMAC10.html) 1977-01-24

Similar Documents

Publication Publication Date Title
GB1324038A (en) Oil-entrapment and containment water craft
ES409353A1 (es) Dispositivo hidraulico flotante para la recogida de produc-tos petroliferos que contaminan aguas del mar o aguas inte- riores.
ES390947A1 (es) Un procedimiento y su correspondiente aparato para separar simultaneamente los materiales insolubles y el oxigeno de unliquido contaminado que contiene oxigeno.
GB1343841A (en) Apparatus and method for the degassification of liquids for example drilling muds
GB1531775A (en) Gas flotation dewatering of waste water treatment wastes
FR2043460A6 (cg-RX-API-DMAC10.html)
FR2229649A1 (en) Flotation plant for removal of impurities in water - has the tank under vacuum to accelerate bubble formation
ES371163A1 (es) Un aparato para purificar biologicamente aguas residuales.
GB1480428A (en) Method of and apparatus for removing dissolved gas from a liquid
FR2238360A5 (en) Floating oil slick collector - with separate floating inflow sleeve around tank top and pumps for oil and water
GB2392152B (en) Flotation filtration
GB1427216A (en) Apparatus and method for clarifying water containing solid material
CN215480457U (zh) 一种污泥浓缩系统
ES409255A1 (es) Instalacion mecanobiologica de depuracion de aguas residua-les.
FR2327200A1 (fr) Installation d'epuration des eaux usees
IT949700B (it) Dispositivo per la depurazione di liquidi mediante flottazione
FR2211404A1 (en) Automatic waste water treatment - compresses oil separated as froth into cake and recycles clean water for car washing plants
JPS56115648A (en) Floating separation method for sludge
FR2044230A5 (en) Depollution of water surfaces
FR2422106A1 (fr) Procede et installation pour le degazage de reservoirs mobiles pour le transport de butane et de propane notamment
GB959484A (en) Liquid surface skimming device
NL7217163A (en) Sewage treatment plant - using combined flocculation and aeration
FR2431052A1 (fr) Double accumulateur utilisable dans l'osmose inverse et autres techniques hydrauliques
JPS5738910A (en) Settling tank equipped with preventing device for sludge buoying
FR2238378A5 (en) Pumping system with energy conservation - rotating water vessel is supported on float to ensure upwards return travel

Legal Events

Date Code Title Description
ST Notification of lapse