FI874849A0 - FOERFARANDE FOER FRAMSTAELLNING AV MAGNESIUMSULFAT. - Google Patents

FOERFARANDE FOER FRAMSTAELLNING AV MAGNESIUMSULFAT.

Info

Publication number
FI874849A0
FI874849A0 FI874849A FI874849A FI874849A0 FI 874849 A0 FI874849 A0 FI 874849A0 FI 874849 A FI874849 A FI 874849A FI 874849 A FI874849 A FI 874849A FI 874849 A0 FI874849 A0 FI 874849A0
Authority
FI
Finland
Prior art keywords
magnesiumsulfat
foerfarande foer
foer framstaellning
crystallisation
cooling
Prior art date
Application number
FI874849A
Other languages
Finnish (fi)
Other versions
FI874849A (en
Inventor
Arno Singewald
Ulrich Neitzel
Guenter Fricke
Hermann Ernst Schroth
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 FI874849A0 publication Critical patent/FI874849A0/en
Publication of FI874849A publication Critical patent/FI874849A/en

Links

Classifications

    • 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
    • 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
    • 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
    • C01D3/00—Halides of sodium, potassium or alkali metals in general
    • C01D3/04—Chlorides
    • C01D3/08—Preparation by working up natural or industrial salt mixtures or siliceous minerals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Compounds Of Unknown Constitution (AREA)

Abstract

Two magnesium sulphate concentrates are prepared with reduced waste water production from hard salts by combination of electrostatic separation with cooling by crystallisation and froth flotation.
FI874849A 1986-11-03 1987-11-03 FOERFARANDE FOER FRAMSTAELLNING AV MAGNESIUMSULFAT. FI874849A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19863637227 DE3637227A1 (en) 1986-11-03 1986-11-03 METHOD FOR PRODUCING MAGNESIUM SULFAT

Publications (2)

Publication Number Publication Date
FI874849A0 true FI874849A0 (en) 1987-11-03
FI874849A FI874849A (en) 1988-05-04

Family

ID=6312958

Family Applications (1)

Application Number Title Priority Date Filing Date
FI874849A FI874849A (en) 1986-11-03 1987-11-03 FOERFARANDE FOER FRAMSTAELLNING AV MAGNESIUMSULFAT.

Country Status (8)

Country Link
EP (1) EP0266600B1 (en)
AT (1) ATE76626T1 (en)
DD (1) DD266562A5 (en)
DE (1) DE3637227A1 (en)
DK (1) DK562987A (en)
FI (1) FI874849A (en)
NO (1) NO874555L (en)
PT (1) PT86047B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4025371A1 (en) * 1990-08-10 1992-02-13 Kali & Salz Ag PROCESS FOR CLEANING ELECTROSTATICALLY OBTAINED STONE SALT
CN109647631B (en) * 2018-12-28 2020-09-04 青海盐湖工业股份有限公司 Utilization method and utilization system of reverse flotation tail salt foam

Family Cites Families (6)

* 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
DE1953534C3 (en) * 1969-10-24 1974-03-14 Kali Und Salz Ag, 3500 Kassel Process for the electrostatic treatment of crude potash salts containing Kiesent
DE2619026C3 (en) * 1976-04-30 1978-10-19 Kali Und Salz Ag, 3500 Kassel Process for the electrostatic separation of crude potash salts
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
DE3637227A1 (en) 1988-05-19
DE3637227C2 (en) 1990-09-20
NO874555L (en) 1988-05-04
EP0266600A3 (en) 1989-10-04
DD266562A5 (en) 1989-04-05
ATE76626T1 (en) 1992-06-15
EP0266600B1 (en) 1992-05-27
DK562987D0 (en) 1987-10-27
DK562987A (en) 1988-05-04
NO874555D0 (en) 1987-11-02
PT86047B (en) 1990-07-31
FI874849A (en) 1988-05-04
PT86047A (en) 1987-11-01
EP0266600A2 (en) 1988-05-11

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: KALI UND SALZ AKTIENGESELLSCHAFT