DK135098C - - Google Patents

Info

Publication number
DK135098C
DK135098C DK489871A DK489871A DK135098C DK 135098 C DK135098 C DK 135098C DK 489871 A DK489871 A DK 489871A DK 489871 A DK489871 A DK 489871A DK 135098 C DK135098 C DK 135098C
Authority
DK
Denmark
Application number
DK489871A
Other languages
Danish (da)
Other versions
DK135098B (en
Inventor
H Domning
Original Assignee
Wintershall Ag
Escher Wyss Gmbh
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
Priority claimed from DEW43674A external-priority patent/DE1298969B/en
Priority to NL6802832A priority Critical patent/NL135394C/xx
Priority to US709477A priority patent/US3530924A/en
Priority to ES351087A priority patent/ES351087A1/en
Priority claimed from DK85268A external-priority patent/DK128368B/en
Priority to GB00185/68A priority patent/GB1224671A/en
Priority to DK85268A priority patent/DK128368B/en
Priority to IL29557A priority patent/IL29557A/en
Priority to JP1320668A priority patent/JPS535272B1/ja
Priority to FR1580875D priority patent/FR1580875A/fr
Priority to SE08397/72A priority patent/SE366660B/xx
Priority to OA53234A priority patent/OA02784A/en
Priority to DK489871AA priority patent/DK135098B/en
Application filed by Wintershall Ag, Escher Wyss Gmbh filed Critical Wintershall Ag
Priority to NL7113886.A priority patent/NL159287B/en
Publication of DK135098B publication Critical patent/DK135098B/en
Publication of DK135098C publication Critical patent/DK135098C/da
Application granted granted Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05D—INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; FERTILISERS PRODUCING CARBON DIOXIDE
    • C05D1/00—Fertilisers containing potassium
    • C05D1/005—Fertilisers containing potassium post-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0018—Evaporation of components of the mixture to be separated
    • B01D9/0022—Evaporation of components of the mixture to be separated by reducing pressure
    • 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
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/24—Sulfates of ammonium
    • C01C1/248—Preventing coalescing or controlling form or size of the crystals
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
DK489871AA 1967-03-03 1971-10-07 Process for the recovery and drying of coarse-grained salts by evaporative crystallization of a solution in several steps while still classifying. DK135098B (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
NL6802832A NL135394C (en) 1967-03-03 1968-02-28
US709477A US3530924A (en) 1967-03-03 1968-02-29 Crystallization method and device
ES351087A ES351087A1 (en) 1967-03-03 1968-02-29 Crystallization method and device
GB00185/68A GB1224671A (en) 1967-03-03 1968-03-01 Process and apparatus for the production of coarse grained salts
DK85268A DK128368B (en) 1967-03-03 1968-03-01 Method and apparatus for extracting and drying coarse-grained salts.
IL29557A IL29557A (en) 1967-03-03 1968-03-01 Process and arrangement for the production and drying of coarse salts by means of multi-step counter current crystallization
JP1320668A JPS535272B1 (en) 1967-03-03 1968-03-02
FR1580875D FR1580875A (en) 1967-03-03 1968-03-04
SE08397/72A SE366660B (en) 1967-04-01 1968-03-04
OA53234A OA02784A (en) 1967-04-01 1968-03-29 Process and device for obtaining and drying coarse-grained salts by counter-current crystallization in several stages.
DK489871AA DK135098B (en) 1967-04-01 1971-10-07 Process for the recovery and drying of coarse-grained salts by evaporative crystallization of a solution in several steps while still classifying.
NL7113886.A NL159287B (en) 1967-03-03 1971-10-08 METHOD FOR THE WINNING OF COARSE GRAINY SALT BY VACUUM EVAPORATION.

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEW43674A DE1298969B (en) 1967-04-01 1967-04-01 Application of a process to obtain coarsely crystalline salts from a solution in several stages with constant classification
DK85268A DK128368B (en) 1967-03-03 1968-03-01 Method and apparatus for extracting and drying coarse-grained salts.
DK489871AA DK135098B (en) 1967-04-01 1971-10-07 Process for the recovery and drying of coarse-grained salts by evaporative crystallization of a solution in several steps while still classifying.

Publications (2)

Publication Number Publication Date
DK135098B DK135098B (en) 1977-03-07
DK135098C true DK135098C (en) 1977-08-01

Family

ID=27213471

Family Applications (1)

Application Number Title Priority Date Filing Date
DK489871AA DK135098B (en) 1967-03-03 1971-10-07 Process for the recovery and drying of coarse-grained salts by evaporative crystallization of a solution in several steps while still classifying.

Country Status (3)

Country Link
DK (1) DK135098B (en)
OA (1) OA02784A (en)
SE (1) SE366660B (en)

Also Published As

Publication number Publication date
SE366660B (en) 1974-05-06
OA02784A (en) 1970-12-15
DK135098B (en) 1977-03-07

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