ES375081A1 - Dispositivo para la cristalizacion, por intercambio de ca- lor, de una solucion disuelta en un liquido. - Google Patents

Dispositivo para la cristalizacion, por intercambio de ca- lor, de una solucion disuelta en un liquido.

Info

Publication number
ES375081A1
ES375081A1 ES375081A ES375081A ES375081A1 ES 375081 A1 ES375081 A1 ES 375081A1 ES 375081 A ES375081 A ES 375081A ES 375081 A ES375081 A ES 375081A ES 375081 A1 ES375081 A1 ES 375081A1
Authority
ES
Spain
Prior art keywords
solution
stages
fluid
crystallization
chambers
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
Application number
ES375081A
Other languages
English (en)
Spanish (es)
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.)
LAURENTY
C O C E I
Original Assignee
LAURENTY
C O C E I
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 LAURENTY, C O C E I filed Critical LAURENTY
Publication of ES375081A1 publication Critical patent/ES375081A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B11/00—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes
    • C05B11/04—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid
    • C05B11/06—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid using nitric acid (nitrophosphates)
    • 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
    • B01D9/0009—Crystallisation cooling by heat exchange by direct heat exchange with added cooling fluid
    • 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
    • B01D9/004—Fractional crystallisation; Fractionating or rectifying columns
    • 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
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/36—Nitrates
    • C01F11/44—Concentrating; Crystallisating; Dehydrating; Preventing the absorption of moisture or caking

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Removal Of Specific Substances (AREA)
  • Extraction Or Liquid Replacement (AREA)
ES375081A 1968-12-31 1969-12-30 Dispositivo para la cristalizacion, por intercambio de ca- lor, de una solucion disuelta en un liquido. Expired ES375081A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR182652 1968-12-31

Publications (1)

Publication Number Publication Date
ES375081A1 true ES375081A1 (es) 1972-04-01

Family

ID=8659720

Family Applications (1)

Application Number Title Priority Date Filing Date
ES375081A Expired ES375081A1 (es) 1968-12-31 1969-12-30 Dispositivo para la cristalizacion, por intercambio de ca- lor, de una solucion disuelta en un liquido.

Country Status (7)

Country Link
US (1) US3694167A (en:Method)
DE (1) DE1965557A1 (en:Method)
ES (1) ES375081A1 (en:Method)
FR (1) FR1600224A (en:Method)
GB (1) GB1274775A (en:Method)
NL (1) NL6919479A (en:Method)
NO (1) NO126605B (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3996031A (en) * 1972-10-19 1976-12-07 Sun Ventures, Inc. Fractionation of multicomponent dimethylnaphthelenes feeds by selective crystallization
EP0614688B1 (de) * 1993-03-03 1997-06-11 Ciba SC Holding AG Vorrichtung zur Erzeugung von Kristallkeimen in Schmelzen und eine derartige Vorrichtung enthaltende Kristallisationsanlage

Also Published As

Publication number Publication date
NL6919479A (en:Method) 1970-07-02
NO126605B (en:Method) 1973-03-05
FR1600224A (en:Method) 1970-07-20
US3694167A (en) 1972-09-26
DE1965557A1 (de) 1970-07-09
GB1274775A (en) 1972-05-17

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