SU1669400A3 - Способ получени хлорида кали с низким содержанием сульфатов - Google Patents
Способ получени хлорида кали с низким содержанием сульфатов Download PDFInfo
- Publication number
- SU1669400A3 SU1669400A3 SU833584511A SU3584511A SU1669400A3 SU 1669400 A3 SU1669400 A3 SU 1669400A3 SU 833584511 A SU833584511 A SU 833584511A SU 3584511 A SU3584511 A SU 3584511A SU 1669400 A3 SU1669400 A3 SU 1669400A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- potassium chloride
- potassium
- separated
- alkaline solution
- chloride
- Prior art date
Links
- 150000003467 sulfuric acid derivatives Chemical class 0.000 title claims abstract 3
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 claims abstract description 38
- 239000001103 potassium chloride Substances 0.000 claims abstract description 19
- 235000011164 potassium chloride Nutrition 0.000 claims abstract description 19
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 13
- VVJRSSJSRXEOQL-UHFFFAOYSA-N calcium;potassium;sulfuric acid;hydrate Chemical compound O.[K].[K].[Ca].OS(O)(=O)=O.OS(O)(=O)=O VVJRSSJSRXEOQL-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000012452 mother liquor Substances 0.000 claims abstract description 5
- 239000013078 crystal Substances 0.000 claims abstract description 4
- 239000012670 alkaline solution Substances 0.000 claims abstract 4
- 150000001875 compounds Chemical class 0.000 claims abstract 3
- 238000002425 crystallisation Methods 0.000 claims abstract 2
- 230000008025 crystallization Effects 0.000 claims abstract 2
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 9
- 238000000926 separation method Methods 0.000 claims description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 229940072033 potash Drugs 0.000 claims 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims 1
- 235000015320 potassium carbonate Nutrition 0.000 claims 1
- 239000002244 precipitate Substances 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052700 potassium Inorganic materials 0.000 abstract description 3
- 239000011591 potassium Substances 0.000 abstract description 3
- 159000000001 potassium salts Chemical class 0.000 abstract description 2
- 238000001035 drying Methods 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 238000004898 kneading Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 235000002639 sodium chloride Nutrition 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052928 kieserite Inorganic materials 0.000 description 1
- 229910001629 magnesium chloride Inorganic materials 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
Classifications
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Seasonings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19823215735 DE3215735A1 (de) | 1982-04-28 | 1982-04-28 | Verfahren zur herstellung von kaliumchlorid mit extrem niedrigem sulfatgehalt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU1669400A3 true SU1669400A3 (ru) | 1991-08-07 |
Family
ID=6162110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU833584511A SU1669400A3 (ru) | 1982-04-28 | 1983-04-27 | Способ получени хлорида кали с низким содержанием сульфатов |
Country Status (3)
| Country | Link |
|---|---|
| DD (1) | DD209797A5 (enExample) |
| DE (1) | DE3215735A1 (enExample) |
| SU (1) | SU1669400A3 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2444099A1 (en) | 2003-08-11 | 2005-02-11 | Dave Zirk | Compacted granular potassium chloride, and method and apparatus for production of same |
-
1982
- 1982-04-28 DE DE19823215735 patent/DE3215735A1/de active Granted
-
1983
- 1983-04-26 DD DD25022183A patent/DD209797A5/de not_active IP Right Cessation
- 1983-04-27 SU SU833584511A patent/SU1669400A3/ru active
Non-Patent Citations (1)
| Title |
|---|
| Патент DD М 146820, кл. 1519/75, С 05 О 1/04. 15 11 79. * |
Also Published As
| Publication number | Publication date |
|---|---|
| DD209797A5 (de) | 1984-05-23 |
| DE3215735C2 (enExample) | 1987-07-16 |
| DE3215735A1 (de) | 1983-11-03 |
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