CL2021002692A1 - Sistema y metodo de molienda en seco para reducir la deshidratacion de los relaves, mejorar la eficacia de la flotacion, producir relaves mas secos y evitar el cegamiento de los medios filtrantes. - Google Patents

Sistema y metodo de molienda en seco para reducir la deshidratacion de los relaves, mejorar la eficacia de la flotacion, producir relaves mas secos y evitar el cegamiento de los medios filtrantes.

Info

Publication number
CL2021002692A1
CL2021002692A1 CL2021002692A CL2021002692A CL2021002692A1 CL 2021002692 A1 CL2021002692 A1 CL 2021002692A1 CL 2021002692 A CL2021002692 A CL 2021002692A CL 2021002692 A CL2021002692 A CL 2021002692A CL 2021002692 A1 CL2021002692 A1 CL 2021002692A1
Authority
CL
Chile
Prior art keywords
tailings
filter media
dry grinding
grinding system
prevent filter
Prior art date
Application number
CL2021002692A
Other languages
English (en)
Inventor
Todd Wisdom
Original Assignee
Smidth As F L
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 Smidth As F L filed Critical Smidth As F L
Publication of CL2021002692A1 publication Critical patent/CL2021002692A1/es

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
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B9/00—General arrangement of separating plant, e.g. flow sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
    • B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
    • 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
    • B03D1/025—Froth-flotation processes adapted for the flotation of fines
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B9/00—Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets
    • 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
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
    • 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
    • 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
    • B03D2203/04—Non-sulfide ores
    • B03D2203/06—Phosphate ores
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Crushing And Grinding (AREA)
  • Drying Of Solid Materials (AREA)
  • Grinding-Machine Dressing And Accessory Apparatuses (AREA)
CL2021002692A 2019-04-15 2021-10-14 Sistema y metodo de molienda en seco para reducir la deshidratacion de los relaves, mejorar la eficacia de la flotacion, producir relaves mas secos y evitar el cegamiento de los medios filtrantes. CL2021002692A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US201962834014P 2019-04-15 2019-04-15

Publications (1)

Publication Number Publication Date
CL2021002692A1 true CL2021002692A1 (es) 2022-08-19

Family

ID=70465148

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2021002692A CL2021002692A1 (es) 2019-04-15 2021-10-14 Sistema y metodo de molienda en seco para reducir la deshidratacion de los relaves, mejorar la eficacia de la flotacion, producir relaves mas secos y evitar el cegamiento de los medios filtrantes.

Country Status (12)

Country Link
US (1) US20220143624A1 (es)
EP (1) EP3956065B1 (es)
AU (1) AU2020257610B2 (es)
BR (1) BR112021020787A2 (es)
CA (1) CA3137602C (es)
CL (1) CL2021002692A1 (es)
EA (1) EA202192790A1 (es)
ES (1) ES2927731T3 (es)
MA (1) MA54662B1 (es)
PE (1) PE20220041A1 (es)
WO (1) WO2020212876A1 (es)
ZA (1) ZA202107812B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112588432A (zh) * 2020-12-08 2021-04-02 鞍钢集团矿业有限公司 一种易泥化铁矿石的超细碎磨矿分级方法
CN113333150B (zh) * 2021-05-13 2022-05-31 西北矿冶研究院 一种选铁尾矿矿浆间歇式磨矿降耗工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121819B (en) * 1982-06-14 1985-03-27 Smidth & Co As F L Method of manufacturing a pumpable coal/liquid mixture
US4915706A (en) * 1985-05-10 1990-04-10 Daley Ralph D Coal-water fuel production
DE4400796A1 (de) * 1994-01-13 1995-07-20 Krupp Polysius Ag Verfahren zur Gewinnung von Edelmetallen
US7370820B2 (en) * 2005-01-31 2008-05-13 M-I L.L.C. Method and system for harvesting weighting agent fines
CA2889014C (en) * 2012-10-26 2019-11-26 Vale S.A. Iron ore concentration process with grinding circuit, dry desliming and dry or mixed (dry and wet) concentration
BR102015003408B8 (pt) * 2015-02-13 2022-12-13 New Steel Solucoes Sustentaveis S A Sistema para recuperação a seco de finos de óxido de ferro a partir de rochas compactas e semicompactas portadoras de ferro
CN206139326U (zh) * 2016-07-06 2017-05-03 陕西冶金设计研究院有限公司 一种超低品位钒钛磁铁矿综合利用系统

Also Published As

Publication number Publication date
EA202192790A1 (ru) 2022-01-27
PE20220041A1 (es) 2022-01-13
MA54662B1 (fr) 2022-11-30
BR112021020787A2 (pt) 2021-12-14
EP3956065A1 (en) 2022-02-23
AU2020257610A1 (en) 2021-12-09
CA3137602C (en) 2022-10-04
MA54662A1 (fr) 2021-12-31
EP3956065B1 (en) 2022-08-31
AU2020257610B2 (en) 2021-12-16
US20220143624A1 (en) 2022-05-12
ES2927731T3 (es) 2022-11-10
CA3137602A1 (en) 2020-10-22
WO2020212876A1 (en) 2020-10-22
ZA202107812B (en) 2023-05-31

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