IL217176A - תהליך ליצור אשלגן נטראט באיכות מסחרית מפוליהאליט - Google Patents
תהליך ליצור אשלגן נטראט באיכות מסחרית מפוליהאליטInfo
- Publication number
- IL217176A IL217176A IL217176A IL21717611A IL217176A IL 217176 A IL217176 A IL 217176A IL 217176 A IL217176 A IL 217176A IL 21717611 A IL21717611 A IL 21717611A IL 217176 A IL217176 A IL 217176A
- Authority
- IL
- Israel
- Prior art keywords
- separating
- solution
- polyhalite
- washed
- filtrate
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 79
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 title claims description 37
- 235000010333 potassium nitrate Nutrition 0.000 title claims description 16
- 239000004323 potassium nitrate Substances 0.000 title description 4
- 239000000243 solution Substances 0.000 claims description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 239000000706 filtrate Substances 0.000 claims description 24
- 229910052602 gypsum Inorganic materials 0.000 claims description 21
- 239000010440 gypsum Substances 0.000 claims description 21
- 229910052925 anhydrite Inorganic materials 0.000 claims description 20
- 150000001875 compounds Chemical class 0.000 claims description 19
- 239000002002 slurry Substances 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 17
- 239000007787 solid Substances 0.000 claims description 17
- 229910052700 potassium Inorganic materials 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000000047 product Substances 0.000 claims description 12
- 239000012265 solid product Substances 0.000 claims description 12
- 238000002425 crystallisation Methods 0.000 claims description 11
- 230000008025 crystallization Effects 0.000 claims description 11
- 238000000354 decomposition reaction Methods 0.000 claims description 11
- 238000001704 evaporation Methods 0.000 claims description 11
- 150000002500 ions Chemical class 0.000 claims description 8
- 239000000920 calcium hydroxide Substances 0.000 claims description 7
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 7
- WZISDKTXHMETKG-UHFFFAOYSA-H dimagnesium;dipotassium;trisulfate Chemical compound [Mg+2].[Mg+2].[K+].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O WZISDKTXHMETKG-UHFFFAOYSA-H 0.000 claims description 7
- 230000008020 evaporation Effects 0.000 claims description 7
- 239000011777 magnesium Substances 0.000 claims description 7
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 7
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 6
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 6
- 239000000347 magnesium hydroxide Substances 0.000 claims description 6
- 235000012254 magnesium hydroxide Nutrition 0.000 claims description 6
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 6
- 229910017604 nitric acid Inorganic materials 0.000 claims description 6
- 150000003839 salts Chemical class 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 230000001376 precipitating effect Effects 0.000 claims description 4
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical class [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfate Natural products OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical class [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 3
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- 238000011437 continuous method Methods 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 239000013078 crystal Substances 0.000 claims 3
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 229910002651 NO3 Inorganic materials 0.000 description 17
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 17
- 239000011575 calcium Substances 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 11
- 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 description 9
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000011591 potassium Substances 0.000 description 7
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 239000006228 supernatant Substances 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- -1 potassium nitrate Chemical class 0.000 description 2
- 235000011151 potassium sulphates Nutrition 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 101100515508 Arabidopsis thaliana XI-D gene Proteins 0.000 description 1
- 229910020091 MgCa Inorganic materials 0.000 description 1
- 101100003996 Mus musculus Atrn gene Proteins 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 241000287181 Sturnus vulgaris Species 0.000 description 1
- 150000007514 bases Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Inorganic materials [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- OJXVUEMVNWMNCR-UHFFFAOYSA-L magnesium;potassium;sulfate Chemical class [Mg+2].[K+].[O-]S([O-])(=O)=O OJXVUEMVNWMNCR-UHFFFAOYSA-L 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL217176A IL217176A (he) | 2009-06-25 | 2011-12-25 | תהליך ליצור אשלגן נטראט באיכות מסחרית מפוליהאליט |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22023209P | 2009-06-25 | 2009-06-25 | |
| PCT/IL2010/000515 WO2010150267A1 (en) | 2009-06-25 | 2010-06-27 | Process for production of commercial quality potassium nitrate from polyhalite |
| IL217176A IL217176A (he) | 2009-06-25 | 2011-12-25 | תהליך ליצור אשלגן נטראט באיכות מסחרית מפוליהאליט |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL217176A0 IL217176A0 (en) | 2012-02-29 |
| IL217176A true IL217176A (he) | 2015-01-29 |
Family
ID=45855221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL217176A IL217176A (he) | 2009-06-25 | 2011-12-25 | תהליך ליצור אשלגן נטראט באיכות מסחרית מפוליהאליט |
Country Status (1)
| Country | Link |
|---|---|
| IL (1) | IL217176A (he) |
-
2011
- 2011-12-25 IL IL217176A patent/IL217176A/he active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| IL217176A0 (en) | 2012-02-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FF | Patent granted | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| KB | Patent renewed |