DK135098B - Process for the recovery and drying of coarse-grained salts by evaporative crystallization of a solution in several steps while still classifying. - Google Patents
Process for the recovery and drying of coarse-grained salts by evaporative crystallization of a solution in several steps while still classifying.Info
- Publication number
- DK135098B DK135098B DK489871AA DK489871A DK135098B DK 135098 B DK135098 B DK 135098B DK 489871A A DK489871A A DK 489871AA DK 489871 A DK489871 A DK 489871A DK 135098 B DK135098 B DK 135098B
- Authority
- DK
- Denmark
- Prior art keywords
- coarse
- recovery
- drying
- solution
- several steps
- Prior art date
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)
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 true DK135098B (en) | 1977-03-07 |
DK135098C 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) |
-
1968
- 1968-03-04 SE SE08397/72A patent/SE366660B/xx unknown
- 1968-03-29 OA OA53234A patent/OA02784A/en unknown
-
1971
- 1971-10-07 DK DK489871AA patent/DK135098B/en unknown
Also Published As
Publication number | Publication date |
---|---|
DK135098C (en) | 1977-08-01 |
SE366660B (en) | 1974-05-06 |
OA02784A (en) | 1970-12-15 |
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