ATE127712T1 - Verfahren zum betreiben einer mehrzahl von flotationstrennzellen. - Google Patents

Verfahren zum betreiben einer mehrzahl von flotationstrennzellen.

Info

Publication number
ATE127712T1
ATE127712T1 AT90910541T AT90910541T ATE127712T1 AT E127712 T1 ATE127712 T1 AT E127712T1 AT 90910541 T AT90910541 T AT 90910541T AT 90910541 T AT90910541 T AT 90910541T AT E127712 T1 ATE127712 T1 AT E127712T1
Authority
AT
Austria
Prior art keywords
flotation cell
flotation
outlet
pct
operating
Prior art date
Application number
AT90910541T
Other languages
English (en)
Inventor
Graeme John Jameson
Original Assignee
Univ Newcastle Res Ass
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=3774083&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE127712(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Univ Newcastle Res Ass filed Critical Univ Newcastle Res Ass
Application granted granted Critical
Publication of ATE127712T1 publication Critical patent/ATE127712T1/de

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
    • B03D1/02—Froth-flotation processes
    • 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
    • B03D1/028—Control and monitoring of flotation processes; computer models therefor
    • 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
    • B03D1/08—Subsequent treatment of concentrated product
    • B03D1/082—Subsequent treatment of concentrated product of the froth product, e.g. washing
    • 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
    • B03D1/1406—Flotation machines with special arrangement of a plurality of flotation cells, e.g. positioning a flotation cell inside another
    • 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
    • B03D1/1475—Flotation tanks having means for discharging the pulp, e.g. as a bleed stream

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biotechnology (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Paper (AREA)
AT90910541T 1989-07-26 1990-07-26 Verfahren zum betreiben einer mehrzahl von flotationstrennzellen. ATE127712T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPJ544889 1989-07-26

Publications (1)

Publication Number Publication Date
ATE127712T1 true ATE127712T1 (de) 1995-09-15

Family

ID=3774083

Family Applications (1)

Application Number Title Priority Date Filing Date
AT90910541T ATE127712T1 (de) 1989-07-26 1990-07-26 Verfahren zum betreiben einer mehrzahl von flotationstrennzellen.

Country Status (10)

Country Link
US (1) US5188726A (de)
EP (1) EP0435985B1 (de)
AT (1) ATE127712T1 (de)
CA (1) CA2044598A1 (de)
DE (1) DE69022381T2 (de)
DK (1) DK0435985T3 (de)
ES (1) ES2079480T3 (de)
MX (1) MX172749B (de)
WO (1) WO1991001809A1 (de)
ZA (1) ZA905849B (de)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5294003A (en) * 1990-09-26 1994-03-15 Hollingsworth Clinton A Process for concentration of minerals
DE4225117C1 (de) * 1992-07-30 1994-03-31 Voith Gmbh J M Flotationsanlage mit Primär- und Sekundärstufe
US5431286A (en) * 1994-01-06 1995-07-11 Inco Limited Recirculating column flotation apparatus
CA2178189A1 (en) * 1995-06-06 1996-12-07 Nardus Terblanche Flotation column with constant feed arrangement
DE19611864C1 (de) 1996-03-26 1997-12-11 Voith Sulzer Stoffaufbereitung Flotationsverfahren und Vorrichtung zur Abscheidung von Feststoff aus einer papierfaserhaltigen Suspension
US5776349A (en) * 1996-12-20 1998-07-07 Eastman Chemical Company Method for dewatering microalgae with a jameson cell
US6000551A (en) * 1996-12-20 1999-12-14 Eastman Chemical Company Method for rupturing microalgae cells
US5910254A (en) * 1996-12-20 1999-06-08 Eastman Chemical Company Method for dewatering microalgae with a bubble column
US5951875A (en) * 1996-12-20 1999-09-14 Eastman Chemical Company Adsorptive bubble separation methods and systems for dewatering suspensions of microalgae and extracting components therefrom
AU755909B2 (en) * 1997-06-23 2003-01-02 M.I.M. Holdings Limited Feed arrangement for a treatment vessel
US6453939B1 (en) 1997-07-01 2002-09-24 Baker Hughes Incorporated Flotation cell fluid level control apparatus
AU745153B2 (en) * 1997-12-10 2002-03-14 Outokumpu Technology Oy Method for controlling the pulp level in a group of flotation cells
RU2326737C9 (ru) * 1999-04-20 2008-11-20 Август Августович Атенсио Способ фокусировки частиц (варианты)
AT412535B (de) * 2003-03-11 2005-04-25 Andritz Ag Maschf Verfahren zur regelung des betriebes einer flotationszelle
AU2003901208A0 (en) * 2003-03-17 2003-04-03 Outokumpu Oyj A flotation device
CA2676776C (en) * 2007-04-12 2015-03-31 Eriez Manufacturing Company Flotation separation device and method
TWI580778B (zh) * 2007-06-19 2017-05-01 再生海藻能源公司 微藻類調理及濃縮的方法
CA2700151A1 (en) * 2009-04-17 2010-10-17 Xstrata Technology Pty Ltd Pumpbox
AU2009202281B2 (en) 2009-06-09 2014-07-24 Metso Finland Oy A froth flotation method and an apparatus for extracting a valuable substance from a slurry
US20110165662A1 (en) * 2009-07-13 2011-07-07 Inventure Chemical, Inc. Method for harvesting microalgae suspended in an aqueous solution using a hydrophobic chemical
CA2689729C (en) * 2010-01-11 2017-01-03 1501367 Alberta Ltd. Fluid treatment system
US9334175B2 (en) 2010-07-02 2016-05-10 1501367 Alberta Ltd. Method and apparatus for treatment of fluids
CN110193429A (zh) * 2019-05-23 2019-09-03 三门峡亚太科技有限公司 一种超低品位铝土矿废渣无传动全浮选装置及浮选工艺
US11642634B2 (en) 2020-03-11 2023-05-09 Fuel Tech, Inc. Gas saturation of liquids with application to dissolved gas flotation and supplying dissolved gases to downstream processes and water treatment
CA3090353C (en) 2020-08-18 2026-01-06 1501367 Alberta Ltd. Fluid treatment separator and a system and method of treating fluid
EP4642893A1 (de) 2022-12-30 2025-11-05 Neste Oyj Verfahren und systeme zur kultivierung von algen
WO2024141712A1 (en) 2022-12-30 2024-07-04 Neste Oyj Processes and systems for removal of salt from a froth containing an algal biomass and a salt-containing solution
EP4642885A1 (de) 2022-12-30 2025-11-05 Neste Oyj Flüssig-flüssig-fest-extraktionsverfahren zur rückgewinnung von produkten aus einem biomassehaltigen zufuhrstrom
WO2024141713A1 (en) 2022-12-30 2024-07-04 Neste Oyj Processes and systems for removing salt from a froth containing an algal biomass and a salt-containing solution
WO2025114645A1 (en) 2023-11-30 2025-06-05 Neste Oyj A process and system for separating algal hydrophobic products from an algal biomass stream
WO2025114646A1 (en) 2023-11-30 2025-06-05 Neste Oyj A wet extraction process improved by acidic and chelating conditions

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1471332A (en) * 1923-10-23 Apparatus for treating liquids with gases
US1389674A (en) * 1921-09-06 Flotation-machine
US1022085A (en) * 1911-11-10 1912-04-02 James M Hyde Art of concentration of mineral substances.
US1084196A (en) * 1913-06-23 1914-01-13 Minerals Separation Ltd Apparatus for ore concentration.
US1457077A (en) * 1919-08-21 1923-05-29 Thomas A Janney Flotation machine
US1952727A (en) * 1929-10-26 1934-03-27 United Verde Copper Company Froth flotation
US1886979A (en) * 1931-01-26 1932-11-08 Jr Joseph P Ruth Flotation method
US2226170A (en) * 1938-01-13 1940-12-24 Philadelphia And Reading Coal Flotation of materials
US2778499A (en) * 1952-09-16 1957-01-22 Coal Industry Patents Ltd Method of froth flotation
US3339730A (en) * 1962-07-14 1967-09-05 Column Flotation Co Of Canada Froth flotation method with counter-current separation
US3307790A (en) * 1963-03-20 1967-03-07 Mineral Ind Corp Of America Flotation method and apparatus
FI42302B (fi) * 1967-08-08 1970-03-31 Outokumpu Oy Foerfarande foer reglering av slamytan i en flotationsmaskin och anordning foer utfoerande av foerfarandet
DE3242058A1 (de) * 1982-11-13 1984-05-17 Klöckner-Humboldt-Deutz AG, 5000 Köln Verfahren und vorrichtung zur aufbereitung von feinstkohle
US4564457A (en) * 1983-11-03 1986-01-14 L'eau Claire Systems, Inc. Upflow gas eductor induced air floatation separator
AU601698B2 (en) * 1985-11-27 1990-09-20 Standard Oil Company, The Apparatus and method for froth flotation
US4966687A (en) * 1985-12-19 1990-10-30 The Standard Oil Company Method and apparatus for column flotation of mineral matter
US4737272A (en) * 1986-04-11 1988-04-12 Baker International Corporation Froth flotation method and apparatus
US4743379A (en) * 1986-07-03 1988-05-10 Kazutoyo Sugihara Flotation device
US4981582A (en) * 1988-01-27 1991-01-01 Virginia Tech Intellectual Properties, Inc. Process and apparatus for separating fine particles by microbubble flotation together with a process and apparatus for generation of microbubbles
US4964576A (en) * 1988-04-04 1990-10-23 Datta Rabinder S Method and apparatus for mineral matter separation

Also Published As

Publication number Publication date
US5188726A (en) 1993-02-23
EP0435985B1 (de) 1995-09-13
ZA905849B (en) 1991-05-29
EP0435985A1 (de) 1991-07-10
MX172749B (es) 1994-01-10
DE69022381D1 (de) 1995-10-19
DK0435985T3 (da) 1995-11-06
WO1991001809A1 (en) 1991-02-21
DE69022381T2 (de) 1996-02-29
CA2044598A1 (en) 1991-01-27
ES2079480T3 (es) 1996-01-16
EP0435985A4 (en) 1991-11-13

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