PT89007A - Processo para a beneficiacao de particulas minerais finas por flutuacao em espuma - Google Patents

Processo para a beneficiacao de particulas minerais finas por flutuacao em espuma

Info

Publication number
PT89007A
PT89007A PT89007A PT8900788A PT89007A PT 89007 A PT89007 A PT 89007A PT 89007 A PT89007 A PT 89007A PT 8900788 A PT8900788 A PT 8900788A PT 89007 A PT89007 A PT 89007A
Authority
PT
Portugal
Prior art keywords
floating
foam
benefit
mineral particles
fine mineral
Prior art date
Application number
PT89007A
Other languages
English (en)
Other versions
PT89007B (pt
Inventor
Christopher Hugh Barwise
Original Assignee
Fospur 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 Fospur Ltd filed Critical Fospur Ltd
Publication of PT89007A publication Critical patent/PT89007A/pt
Publication of PT89007B publication Critical patent/PT89007B/pt

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
    • B03D3/00—Differential sedimentation
    • B03D3/06—Flocculation
    • 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
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/008—Organic compounds containing oxygen
    • 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
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/012—Organic compounds containing sulfur
    • 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
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/016—Macromolecular compounds
    • 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
    • B03D2201/00—Specified effects produced by the flotation agents
    • B03D2201/002—Coagulants and Flocculants
    • 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
    • B03D2201/00—Specified effects produced by the flotation agents
    • B03D2201/02—Collectors
    • 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
    • B03D2201/00—Specified effects produced by the flotation agents
    • B03D2201/04—Frothers
    • 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
    • B03D2203/00—Specified materials treated by the flotation agents; Specified applications
    • B03D2203/02—Ores
PT89007A 1987-11-17 1988-11-15 Processo para a beneficiacao de particulas minerais finas por flutuacao em espuma PT89007B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878726857A GB8726857D0 (en) 1987-11-17 1987-11-17 Froth floatation of mineral fines

Publications (2)

Publication Number Publication Date
PT89007A true PT89007A (pt) 1988-12-01
PT89007B PT89007B (pt) 1993-02-26

Family

ID=10627073

Family Applications (1)

Application Number Title Priority Date Filing Date
PT89007A PT89007B (pt) 1987-11-17 1988-11-15 Processo para a beneficiacao de particulas minerais finas por flutuacao em espuma

Country Status (9)

Country Link
US (2) US4956077A (pt)
AU (1) AU607821B2 (pt)
CA (1) CA1334219C (pt)
FI (1) FI86692C (pt)
GB (2) GB8726857D0 (pt)
IE (1) IE61611B1 (pt)
PT (1) PT89007B (pt)
ZA (1) ZA887977B (pt)
ZW (1) ZW14188A1 (pt)

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US5364453A (en) * 1992-09-22 1994-11-15 Geobiotics, Inc. Method for recovering gold and other precious metals from carbonaceous ores
EP0703815A1 (en) * 1994-04-13 1996-04-03 Koninklijke Philips Electronics N.V. Thermal flocculation of aqueous dispersions
US5679221A (en) * 1994-08-26 1997-10-21 Westvaco Corporation Method for aluminum reduction in recycled pulp and paper
ES2203083T3 (es) 1998-03-27 2004-04-01 Cytec Technology Corp. Procedimiento de eliminacion de impurezas de arcillas tipo caolin.
EP1259306A1 (en) 1999-10-07 2002-11-27 Peletex, Inc. Method and means for filtering an air stream with an aqueous froth
US6799682B1 (en) * 2000-05-16 2004-10-05 Roe-Hoan Yoon Method of increasing flotation rate
AU2008200740B2 (en) * 2001-11-25 2011-09-01 Roe-Hoan Yoon Methods of increasing flotation rate
JP4022595B2 (ja) * 2004-10-26 2007-12-19 コニカミノルタオプト株式会社 撮影装置
US8007754B2 (en) 2005-02-04 2011-08-30 Mineral And Coal Technologies, Inc. Separation of diamond from gangue minerals
AU2009272764B2 (en) * 2008-07-18 2014-11-20 Basf Se Selective substance separation using modified magnetic particles
US8434623B2 (en) 2008-07-18 2013-05-07 Basf Se Inorganic particles comprising an organic coating that can be hydrophilically/hydrophobically temperature controlled
WO2010097361A1 (de) 2009-02-24 2010-09-02 Basf Se Cu-mo-trennung
AU2010318028A1 (en) 2009-11-11 2012-05-24 Basf Se Method for concentrating magnetically separated components from ore suspensions and for removing said components from a magnetic separator at a low loss rate
PT2498913E (pt) 2009-11-11 2014-02-11 Basf Se Processo para o aumento da eficiência no processo de separação de minérios por meio de partículas magnéticas hidrófobas aplicando energia mecânica específica
US20110229384A1 (en) * 2010-03-18 2011-09-22 Basf Se Concentrate quality in the enrichment of ug-2 platinum ore
US8865000B2 (en) 2010-06-11 2014-10-21 Basf Se Utilization of the naturally occurring magnetic constituents of ores
EP2579987B1 (de) 2010-06-11 2020-03-18 Basf Se Nutzung der natürlich vorkommenden magnetischen bestandteile von erzen
CA2836586C (en) 2011-05-25 2018-07-17 Cidra Corporate Services Inc. Synthetic beads/bubbles functionalized with molecules for attracting and attaching to mineral particles of interest
AU2013254846B2 (en) 2012-04-23 2017-12-07 Basf Se Magnetic separation of particles including one-step-conditioning of a pulp
PE20142378A1 (es) 2012-05-09 2015-01-29 Basf Se Aparato para la separacion con poco uso de recursos de particulas magneticas a partir de particulas no magneticas
US9216420B2 (en) 2012-05-09 2015-12-22 Basf Se Apparatus for resource-friendly separation of magnetic particles from non-magnetic particles
WO2014029715A1 (en) 2012-08-21 2014-02-27 Basf Se Magnetic arrangement for transportation of magnetized material
WO2014068142A1 (en) 2012-11-05 2014-05-08 Basf Se Apparatus for the continuous separation of magnetic constituents
EP3092048B1 (en) 2014-01-08 2019-09-25 Basf Se Process for reducing the volume flow comprising magnetic agglomerates by elutriation
WO2015110555A1 (en) 2014-01-22 2015-07-30 Basf Se Silicon comprising polymer coated particles
CA2966807C (en) 2014-11-27 2023-05-02 Basf Se Energy input during agglomeration for magnetic separation
WO2016083491A1 (en) 2014-11-27 2016-06-02 Basf Corporation Improvement of concentrate quality
RU2616646C1 (ru) * 2015-11-06 2017-04-18 Федеральное государственное бюджетное научное учреждение "Федеральный исследовательский центр "Красноярский научный центр Сибирского отделения Российской академии наук" Способ флотационного обогащения глинистого золотосодержащего сырья
EP3181230A1 (en) 2015-12-17 2017-06-21 Basf Se Ultraflotation with magnetically responsive carrier particles
US11110468B2 (en) 2017-08-03 2021-09-07 Basf Se Separation of a mixture using magnetic carrier particles
WO2022033868A1 (en) * 2020-08-12 2022-02-17 Basf Se Frothing agent for flotation of ores
CA3208646A1 (en) 2021-03-05 2022-09-09 Oliver Kuhn Magnetic separation of particles supported by specific surfactants
EP4066932A1 (en) 2021-03-31 2022-10-05 Basf Se Polymer coated particles

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Also Published As

Publication number Publication date
CA1334219C (en) 1995-01-31
GB8726857D0 (en) 1987-12-23
FI885259A (fi) 1989-05-18
US5051199A (en) 1991-09-24
FI86692B (fi) 1992-06-30
FI86692C (fi) 1992-10-12
AU607821B2 (en) 1991-03-14
US4956077A (en) 1990-09-11
ZA887977B (en) 1989-07-26
AU2479088A (en) 1989-05-18
FI885259A0 (fi) 1988-11-14
IE883426L (en) 1989-05-17
IE61611B1 (en) 1994-11-16
ZW14188A1 (en) 1989-04-12
GB2212418A (en) 1989-07-26
PT89007B (pt) 1993-02-26
GB2212418B (en) 1991-05-15
GB8824540D0 (en) 1988-11-23

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Legal Events

Date Code Title Description
FG3A Patent granted, date of granting

Effective date: 19920806

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19970228