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

  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Electrostatic Separation (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
DE3921073A DE3921073A1 (de) 1989-06-28 1989-06-28 Verfahren zur elektrostatischen aufbereitung von mineralgemengen
DEP3921073.1 1989-06-28

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 (enrdf_load_stackoverflow)
DD (1) DD300082A5 (enrdf_load_stackoverflow)
DE (1) DE3921073A1 (enrdf_load_stackoverflow)
IT (1) IT1247700B (enrdf_load_stackoverflow)

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

Similar Documents

Publication Publication Date Title
US4341744A (en) Soda ash production
US3008655A (en) Beneficiation of potash ores
US4375454A (en) Electrostatic enrichment of trona and nahcolite ores
US20240316573A1 (en) Process for dry beneficiation of fine and very fine iron ore by size and electrostatic segregation
US4297207A (en) Process and apparatus for the electrostatic dressing of carnallite-containing crude potassium salts
CA2019960C (en) Process for treating mineral mixtures
AU2020101235A4 (en) Method for the Beneficiation of Iron Ore Streams
CA1250251A (en) Procedure for electrostatic processing of ground potash salts containing kieserite
SU1329613A3 (ru) Способ выделени хлорида кали из сильвинитового концентрата
US2805768A (en) Method for beneficiating potash materials
RU2042430C1 (ru) Способ обогащения жильного кварца
US4257882A (en) Method of pre-concentrating heterogeneous mineral mixtures
US3537657A (en) Process for the upgrading of potash minerals consisting essentially of sylvinite
US4256267A (en) Recovery of minerals from ultra-basic rocks
CA2019959C (en) Method and apparatus for process for processing ground-up mixtures of minerals
US2805770A (en) Method of beneficiating multicomponent ore
US3063561A (en) Beneficiation of ores
RU2068302C1 (ru) Способ обогащения железных руд
US3052349A (en) Process for the beneficiation of sylvinite ore
US3225923A (en) Beneficiation of phosphate ores
US2832469A (en) Ore beneficiation method
DE3825434C1 (en) Obtaining useful substances from crude kieseritic potassium salt - comprises grinding, adding conditioning agent, charging salt triboelectrically, sepg. salt electrostatically etc.
KR0141992B1 (ko) 저품위 운모 정제 방법
CA1299520C (en) Magnetic separation of clay and other water insoluble materials from potash ores
SU837417A1 (ru) Способ получени угольной шихтыдл КОКСОВАНи

Legal Events

Date Code Title Description
EEER Examination request
MKEX Expiry