CA1335489C - Method for producing crystallisates out of solutions, more particularly salt-solutions, such as potassium-salt solutions, for example, by cold-crystallization - Google Patents

Method for producing crystallisates out of solutions, more particularly salt-solutions, such as potassium-salt solutions, for example, by cold-crystallization

Info

Publication number
CA1335489C
CA1335489C CA000607511A CA607511A CA1335489C CA 1335489 C CA1335489 C CA 1335489C CA 000607511 A CA000607511 A CA 000607511A CA 607511 A CA607511 A CA 607511A CA 1335489 C CA1335489 C CA 1335489C
Authority
CA
Canada
Prior art keywords
solution
crystallization chamber
mother
crystallization
salt
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 - Fee Related
Application number
CA000607511A
Other languages
English (en)
French (fr)
Inventor
Ivan Bakardjiev
Ulrich Szostak
Uwe Eisenbart
Heinz Schultz
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.)
K+S AG
Original Assignee
K+S 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 K+S AG filed Critical K+S AG
Application granted granted Critical
Publication of CA1335489C publication Critical patent/CA1335489C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0036—Crystallisation on to a bed of product crystals; Seeding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
    • 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
    • C01D3/22—Preparation in the form of granules, pieces, or other shaped products
    • C01D3/24—Influencing the crystallisation process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Saccharide Compounds (AREA)
CA000607511A 1988-09-15 1989-08-03 Method for producing crystallisates out of solutions, more particularly salt-solutions, such as potassium-salt solutions, for example, by cold-crystallization Expired - Fee Related CA1335489C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3831305.7 1988-09-15
DE3831305A DE3831305A1 (de) 1988-09-15 1988-09-15 Verfahren zur herstellung von kristallisaten aus loesungen, insbesondere salzloesungen, wie z.b. kalisalzloesungen, durch kuehlkristallisation

Publications (1)

Publication Number Publication Date
CA1335489C true CA1335489C (en) 1995-05-09

Family

ID=6362963

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000607511A Expired - Fee Related CA1335489C (en) 1988-09-15 1989-08-03 Method for producing crystallisates out of solutions, more particularly salt-solutions, such as potassium-salt solutions, for example, by cold-crystallization

Country Status (4)

Country Link
CA (1) CA1335489C (es)
DD (1) DD284606A5 (es)
DE (1) DE3831305A1 (es)
IL (1) IL91403A (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19844227C2 (de) * 1998-09-26 2002-04-18 Daimler Chrysler Ag Verfahren und Vorrichtung zur Herstellung von Kristallen aus übersättigten Lösungen
DE102016101217A1 (de) * 2016-01-25 2017-07-27 Bma Braunschweigische Maschinenbauanstalt Ag Verfahren zur Gewinnung von Kristallen aus einer Mutterlösung und dafür geeigneter Kristallisationsapparat

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1619777A1 (de) * 1967-08-26 1970-12-03 Rudolph Koepp & Co Chem Fab Ag Vorrichtung und Verfahren zum kontinuierlichen Abscheiden kristalliner Stoffe aus Loesungen
DE1903447A1 (de) * 1968-01-29 1969-08-28 Yoshio Aoyama Verfahren zur Kontrolle der Kristallgroesse bei der kontinuierlichen Kristallisation

Also Published As

Publication number Publication date
DE3831305C2 (es) 1993-08-05
IL91403A (en) 1994-08-26
DD284606A5 (de) 1990-11-21
DE3831305A1 (de) 1990-03-22
IL91403A0 (en) 1990-04-29

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