NO874554D0 - PROCEDURE FOR THE PREPARATION OF MAGNESIUM SULPHATES. - Google Patents

PROCEDURE FOR THE PREPARATION OF MAGNESIUM SULPHATES.

Info

Publication number
NO874554D0
NO874554D0 NO874554A NO874554A NO874554D0 NO 874554 D0 NO874554 D0 NO 874554D0 NO 874554 A NO874554 A NO 874554A NO 874554 A NO874554 A NO 874554A NO 874554 D0 NO874554 D0 NO 874554D0
Authority
NO
Norway
Prior art keywords
procedure
preparation
magnesium sulphates
magnesium
sulphates
Prior art date
Application number
NO874554A
Other languages
Norwegian (no)
Other versions
NO874554L (en
Inventor
Arno Singewald
Ulrich Neitzel
Guuenter Fricke
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 NO874554D0 publication Critical patent/NO874554D0/en
Publication of NO874554L publication Critical patent/NO874554L/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
    • 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
    • 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
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/02—Froth-flotation processes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F5/00—Compounds of magnesium
    • C01F5/40—Magnesium sulfates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Eye Examination Apparatus (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Two magnesium sulphate concentrates are prepared with reduced waste water production from hard salts by combination of electrostatic separation with froth flotation and crystallisation by cooling.
NO874554A 1986-11-03 1987-11-02 PROCEDURE FOR THE PREPARATION OF MAGNESIUM SULPHATES. NO874554L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863637226 DE3637226A1 (en) 1986-11-03 1986-11-03 METHOD FOR PRODUCING MAGNESIUM SULFAT

Publications (2)

Publication Number Publication Date
NO874554D0 true NO874554D0 (en) 1987-11-02
NO874554L NO874554L (en) 1988-05-04

Family

ID=6312957

Family Applications (1)

Application Number Title Priority Date Filing Date
NO874554A NO874554L (en) 1986-11-03 1987-11-02 PROCEDURE FOR THE PREPARATION OF MAGNESIUM SULPHATES.

Country Status (8)

Country Link
EP (1) EP0266599B1 (en)
AT (1) ATE75701T1 (en)
DD (1) DD266561A5 (en)
DE (1) DE3637226A1 (en)
DK (1) DK562887A (en)
FI (1) FI874851A (en)
NO (1) NO874554L (en)
PT (1) PT86046B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101549210B (en) * 2008-04-03 2011-04-13 上海瑞惠机械设备制造有限公司 Fume wet-type magnesia desulfated waste-liquid recovery method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1158912B (en) * 1961-10-16 1963-12-12 Zentrale Forschungsstelle Fuer Flotation process for the recovery of sodium chloride and kieserite from the residue slurry separated out in clarifiers and on the sludge filter
DE1201782B (en) * 1964-06-24 1965-09-30 Stockhausen & Cie Chem Fab Process for flotation of kieserite
DE3146295C1 (en) * 1981-11-23 1983-04-07 Kali Und Salz Ag, 3500 Kassel Method of electrostatically separating ground potash ores
DE3334665C1 (en) * 1983-09-24 1984-10-04 Kali Und Salz Ag, 3500 Kassel Process for the electrostatic preparation of crude potassium salts containing kieserite and langbeinite

Also Published As

Publication number Publication date
DE3637226A1 (en) 1988-05-19
NO874554L (en) 1988-05-04
EP0266599B1 (en) 1992-05-06
FI874851A (en) 1988-05-04
DD266561A5 (en) 1989-04-05
EP0266599A3 (en) 1989-10-11
PT86046A (en) 1987-11-01
ATE75701T1 (en) 1992-05-15
PT86046B (en) 1990-07-31
DK562887D0 (en) 1987-10-27
EP0266599A2 (en) 1988-05-11
FI874851A0 (en) 1987-11-03
DE3637226C2 (en) 1990-09-20
DK562887A (en) 1988-05-04

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