GB1545559A - Aeration in a flotation process - Google Patents

Aeration in a flotation process

Info

Publication number
GB1545559A
GB1545559A GB3745976A GB3745976A GB1545559A GB 1545559 A GB1545559 A GB 1545559A GB 3745976 A GB3745976 A GB 3745976A GB 3745976 A GB3745976 A GB 3745976A GB 1545559 A GB1545559 A GB 1545559A
Authority
GB
United Kingdom
Prior art keywords
aeration
flotation process
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
GB3745976A
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.)
Portals Water Treatment Ltd
Original Assignee
Portals Water Treatment Ltd
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 Portals Water Treatment Ltd filed Critical Portals Water Treatment Ltd
Priority to GB3745976A priority Critical patent/GB1545559A/en
Priority to ZA00775259A priority patent/ZA775259B/en
Priority to AU28575/77A priority patent/AU506966B2/en
Priority to IE1870/77A priority patent/IE45487B1/en
Publication of GB1545559A publication Critical patent/GB1545559A/en
Expired 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
    • 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
    • B01F25/314—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced at the circumference of the conduit
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/20—Activated sludge processes using diffusers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage
GB3745976A 1976-09-09 1976-09-09 Aeration in a flotation process Expired GB1545559A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB3745976A GB1545559A (en) 1976-09-09 1976-09-09 Aeration in a flotation process
ZA00775259A ZA775259B (en) 1976-09-09 1977-08-30 Aeration nozzle
AU28575/77A AU506966B2 (en) 1976-09-09 1977-09-06 Introducing a let of liquid supersaturated with gas into aliquid
IE1870/77A IE45487B1 (en) 1976-09-09 1977-09-09 Aeration nozzle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3745976A GB1545559A (en) 1976-09-09 1976-09-09 Aeration in a flotation process

Publications (1)

Publication Number Publication Date
GB1545559A true GB1545559A (en) 1979-05-10

Family

ID=10396651

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3745976A Expired GB1545559A (en) 1976-09-09 1976-09-09 Aeration in a flotation process

Country Status (4)

Country Link
AU (1) AU506966B2 (en)
GB (1) GB1545559A (en)
IE (1) IE45487B1 (en)
ZA (1) ZA775259B (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992003218A1 (en) * 1990-08-27 1992-03-05 The University Of Newcastle Research Associates Limited Aeration of liquids
WO1999021798A1 (en) * 1997-10-29 1999-05-06 Fsi International, Inc. Method and system to increase the quantity of dissolved gas in a liquid and to maintain this increased quantity until utilized
US6129212A (en) * 1996-04-17 2000-10-10 Voith Sulzer Stoffaufbereitung Gmbh Flotation process and mixing device
US6235641B1 (en) 1998-10-30 2001-05-22 Fsi International Inc. Method and system to control the concentration of dissolved gas in a liquid
US6274506B1 (en) 1999-05-14 2001-08-14 Fsi International, Inc. Apparatus and method for dispensing processing fluid toward a substrate surface
US6406551B1 (en) 1999-05-14 2002-06-18 Fsi International, Inc. Method for treating a substrate with heat sensitive agents
EP1885503A1 (en) * 2005-03-03 2008-02-13 Yorkshire Water Services Ltd. Jet nozzle arrangement for optimising gas bubble size in flotation

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992003218A1 (en) * 1990-08-27 1992-03-05 The University Of Newcastle Research Associates Limited Aeration of liquids
US6129212A (en) * 1996-04-17 2000-10-10 Voith Sulzer Stoffaufbereitung Gmbh Flotation process and mixing device
WO1999021798A1 (en) * 1997-10-29 1999-05-06 Fsi International, Inc. Method and system to increase the quantity of dissolved gas in a liquid and to maintain this increased quantity until utilized
US5971368A (en) * 1997-10-29 1999-10-26 Fsi International, Inc. System to increase the quantity of dissolved gas in a liquid and to maintain the increased quantity of dissolved gas in the liquid until utilized
US6488271B1 (en) 1997-10-29 2002-12-03 Fsi International, Inc. Method to increase the quantity of dissolved gas in a liquid and to maintain the increased quantity of dissolved gas in the liquid until utilized
US6648307B2 (en) 1997-10-29 2003-11-18 Fsi International, Inc. Method to increase the quantity of dissolved gas in a liquid and to maintain the increased quantity of dissolved gas in the liquid until utilized
US6235641B1 (en) 1998-10-30 2001-05-22 Fsi International Inc. Method and system to control the concentration of dissolved gas in a liquid
US6274506B1 (en) 1999-05-14 2001-08-14 Fsi International, Inc. Apparatus and method for dispensing processing fluid toward a substrate surface
US6406551B1 (en) 1999-05-14 2002-06-18 Fsi International, Inc. Method for treating a substrate with heat sensitive agents
EP1885503A1 (en) * 2005-03-03 2008-02-13 Yorkshire Water Services Ltd. Jet nozzle arrangement for optimising gas bubble size in flotation

Also Published As

Publication number Publication date
IE45487B1 (en) 1982-09-08
ZA775259B (en) 1978-07-26
AU2857577A (en) 1979-03-15
IE45487L (en) 1978-03-09
AU506966B2 (en) 1980-01-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee