IT9048097A0 - PROCEDURE AND DEVICE FOR THE ELECTROSTATIC TREATMENT OF MIXTURES OF MINERALS, PARTICULARLY RAW POTASSIUM SALTS - Google Patents

PROCEDURE AND DEVICE FOR THE ELECTROSTATIC TREATMENT OF MIXTURES OF MINERALS, PARTICULARLY RAW POTASSIUM SALTS

Info

Publication number
IT9048097A0
IT9048097A0 IT9048097A IT4809790A IT9048097A0 IT 9048097 A0 IT9048097 A0 IT 9048097A0 IT 9048097 A IT9048097 A IT 9048097A IT 4809790 A IT4809790 A IT 4809790A IT 9048097 A0 IT9048097 A0 IT 9048097A0
Authority
IT
Italy
Prior art keywords
minerals
mixtures
procedure
potassium salts
electrostatic treatment
Prior art date
Application number
IT9048097A
Other languages
Italian (it)
Other versions
IT9048097A1 (en
IT1247699B (en
Inventor
Arno Singewald
Jost Gotte
Gunter Fricke
Siegfried Kirchner
Original Assignee
Kali & Salz 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 & Salz Ag filed Critical Kali & Salz Ag
Publication of IT9048097A0 publication Critical patent/IT9048097A0/en
Publication of IT9048097A1 publication Critical patent/IT9048097A1/en
Application granted granted Critical
Publication of IT1247699B publication Critical patent/IT1247699B/en

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
    • B03C7/003—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
    • B03C7/006—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
    • B03C7/02—Separators
    • B03C7/12—Separators with material falling free
IT04809790A 1989-06-28 1990-06-27 PROCEDURE AND DEVICE FOR ELECTROSTATIC TREATMENT OF MIXTURES OF MINERALS, IN PARTICULAR ROUGH POTASSIUM SALTS IT1247699B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3921072A DE3921072A1 (en) 1989-06-28 1989-06-28 Electrostatic processing of crude potash with no wet stage - using free fall separator in which vertical air flow is maintained

Publications (3)

Publication Number Publication Date
IT9048097A0 true IT9048097A0 (en) 1990-06-27
IT9048097A1 IT9048097A1 (en) 1991-12-27
IT1247699B IT1247699B (en) 1994-12-30

Family

ID=6383706

Family Applications (1)

Application Number Title Priority Date Filing Date
IT04809790A IT1247699B (en) 1989-06-28 1990-06-27 PROCEDURE AND DEVICE FOR ELECTROSTATIC TREATMENT OF MIXTURES OF MINERALS, IN PARTICULAR ROUGH POTASSIUM SALTS

Country Status (4)

Country Link
CA (1) CA2019959C (en)
DD (1) DD300081A5 (en)
DE (1) DE3921072A1 (en)
IT (1) IT1247699B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103977903B (en) * 2013-02-07 2017-03-29 李庆宪 Electrostatic conduction-type preparation equipment
CN104941812B (en) * 2015-07-20 2017-03-29 中国矿业大学 The fine granule material friction electrical selection method and device of lateral negative-pressure adsorption
CN105903570B (en) * 2016-05-20 2017-08-29 昆明理工大学 A kind of impact type triboelectric separator

Also Published As

Publication number Publication date
IT9048097A1 (en) 1991-12-27
DE3921072A1 (en) 1991-01-10
CA2019959A1 (en) 1990-12-28
IT1247699B (en) 1994-12-30
DE3921072C2 (en) 1991-08-08
CA2019959C (en) 1996-09-10
DD300081A5 (en) 1992-05-21

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0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970521