CA2019960C - Process for treating mineral mixtures - Google Patents

Process for treating mineral mixtures

Info

Publication number
CA2019960C
CA2019960C CA002019960A CA2019960A CA2019960C CA 2019960 C CA2019960 C CA 2019960C CA 002019960 A CA002019960 A CA 002019960A CA 2019960 A CA2019960 A CA 2019960A CA 2019960 C CA2019960 C CA 2019960C
Authority
CA
Canada
Prior art keywords
process according
mixture
free fall
grain
fluidized bed
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 - Lifetime
Application number
CA002019960A
Other languages
English (en)
French (fr)
Other versions
CA2019960A1 (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
Kali und Salz Beteiligungs AG
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 Kali und Salz Beteiligungs AG filed Critical Kali und Salz Beteiligungs AG
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

  • Extraction Or Liquid Replacement (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Electrostatic Separation (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Combined Means For Separation Of Solids (AREA)
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 (de) 1989-06-28 1989-06-28 Verfahren zur elektrostatischen aufbereitung von mineralgemengen

Publications (2)

Publication Number Publication Date
CA2019960A1 CA2019960A1 (en) 1990-12-28
CA2019960C true 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 (cs)
DD (1) DD300082A5 (cs)
DE (1) DE3921073A1 (cs)
IT (1) IT1247700B (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017218206A1 (de) 2017-10-12 2019-04-18 K+S Aktiengesellschaft Verfahren zur triboelektrischen Aufladung von chemisch konditionierten Salzgemengen
DE102024101862A1 (de) 2024-01-23 2025-07-24 K+S Aktiengesellschaft Natriumsulfat und Kaliumchlorid enthaltende Düngemittelgranulate

Also Published As

Publication number Publication date
DE3921073C2 (cs) 1991-08-08
IT9048098A1 (it) 1991-12-27
DD300082A5 (de) 1992-05-21
DE3921073A1 (de) 1991-01-10
IT1247700B (it) 1994-12-30
IT9048098A0 (it) 1990-06-27
CA2019960A1 (en) 1990-12-28

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Legal Events

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