CA2019960A1 - Process for Treating Mineral Mixtures - Google Patents

Process for Treating Mineral Mixtures

Info

Publication number
CA2019960A1
CA2019960A1 CA2019960A CA2019960A CA2019960A1 CA 2019960 A1 CA2019960 A1 CA 2019960A1 CA 2019960 A CA2019960 A CA 2019960A CA 2019960 A CA2019960 A CA 2019960A CA 2019960 A1 CA2019960 A1 CA 2019960A1
Authority
CA
Canada
Prior art keywords
mineral mixtures
treating mineral
treating
mixtures
fraction
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
CA2019960A
Other languages
French (fr)
Other versions
CA2019960C (en
Inventor
Gunter Fricke
Ingo Stahl
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.)
Kali und Salz Beteiligungs AG
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2019960A1 publication Critical patent/CA2019960A1/en
Application granted granted Critical
Publication of CA2019960C publication Critical patent/CA2019960C/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C7/00—Separating solids from solids by electrostatic effect
    • B03C7/006—Charging without electricity supply, e.g. by tribo-electricity or pyroelectricity
    • 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
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C7/00—Separating solids from solids by electrostatic effect
    • B03C7/003—Pretreatment of the solids prior to electrostatic separation
    • 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
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C7/00—Separating solids from solids by electrostatic effect
    • B03C7/02—Separators
    • B03C7/12—Separators with material falling free

Landscapes

  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Electrostatic Separation (AREA)
  • Manufacture And Refinement Of Metals (AREA)

Abstract

A mineral mixture is divided up into various grain size fractions and each fraction is individually separated by electrostatic means in free fall separators.
CA002019960A 1989-06-28 1990-06-27 Process for treating mineral mixtures Expired - Lifetime CA2019960C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3921073.1 1989-06-28
DE3921073A DE3921073A1 (en) 1989-06-28 1989-06-28 Electrostatically working up mineral ore - by sepg. into grain size fractions and subjecting each fraction to separate free-fall electrostatic field

Publications (2)

Publication Number Publication Date
CA2019960A1 true CA2019960A1 (en) 1990-12-28
CA2019960C CA2019960C (en) 1996-09-10

Family

ID=6383707

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002019960A Expired - Lifetime CA2019960C (en) 1989-06-28 1990-06-27 Process for treating mineral mixtures

Country Status (4)

Country Link
CA (1) CA2019960C (en)
DD (1) DD300082A5 (en)
DE (1) DE3921073A1 (en)
IT (1) IT1247700B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017218206A1 (en) 2017-10-12 2019-04-18 K+S Aktiengesellschaft Process for the triboelectric charging of chemically conditioned salt mixtures
DE102024101862A1 (en) 2024-01-23 2025-07-24 K+S Aktiengesellschaft Fertilizer granules containing sodium sulfate and potassium chloride

Also Published As

Publication number Publication date
IT9048098A1 (en) 1991-12-27
IT1247700B (en) 1994-12-30
CA2019960C (en) 1996-09-10
DE3921073A1 (en) 1991-01-10
IT9048098A0 (en) 1990-06-27
DD300082A5 (en) 1992-05-21
DE3921073C2 (en) 1991-08-08

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