AU2003300719B2 - Process for recovery of sulphate of potash - Google Patents
Process for recovery of sulphate of potash Download PDFInfo
- Publication number
- AU2003300719B2 AU2003300719B2 AU2003300719A AU2003300719A AU2003300719B2 AU 2003300719 B2 AU2003300719 B2 AU 2003300719B2 AU 2003300719 A AU2003300719 A AU 2003300719A AU 2003300719 A AU2003300719 A AU 2003300719A AU 2003300719 B2 AU2003300719 B2 AU 2003300719B2
- Authority
- AU
- Australia
- Prior art keywords
- bittern
- water
- naci
- carnallite
- schoenite
- 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
Links
- 238000000034 method Methods 0.000 title claims description 109
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title claims description 22
- 229910021653 sulphate ion Inorganic materials 0.000 title claims description 21
- 238000011084 recovery Methods 0.000 title claims description 14
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 title claims description 12
- 229940072033 potash Drugs 0.000 title claims description 12
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 title claims description 12
- 235000015320 potassium carbonate Nutrition 0.000 title claims description 12
- 241001131796 Botaurus stellaris Species 0.000 claims description 83
- 150000003839 salts Chemical class 0.000 claims description 59
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 50
- 238000004519 manufacturing process Methods 0.000 claims description 41
- GMLLYEDWRJDBIT-UHFFFAOYSA-J magnesium;dipotassium;disulfate Chemical compound [Mg+2].[K+].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GMLLYEDWRJDBIT-UHFFFAOYSA-J 0.000 claims description 37
- PALNZFJYSCMLBK-UHFFFAOYSA-K magnesium;potassium;trichloride;hexahydrate Chemical compound O.O.O.O.O.O.[Mg+2].[Cl-].[Cl-].[Cl-].[K+] PALNZFJYSCMLBK-UHFFFAOYSA-K 0.000 claims description 36
- 239000000706 filtrate Substances 0.000 claims description 29
- 229910019440 Mg(OH) Inorganic materials 0.000 claims description 28
- 239000011780 sodium chloride Substances 0.000 claims description 25
- BMQVDVJKPMGHDO-UHFFFAOYSA-K magnesium;potassium;chloride;sulfate;trihydrate Chemical compound O.O.O.[Mg+2].[Cl-].[K+].[O-]S([O-])(=O)=O BMQVDVJKPMGHDO-UHFFFAOYSA-K 0.000 claims description 20
- 239000002002 slurry Substances 0.000 claims description 20
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 18
- 238000001704 evaporation Methods 0.000 claims description 15
- 230000008020 evaporation Effects 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 13
- 239000000395 magnesium oxide Substances 0.000 claims description 13
- 239000012452 mother liquor Substances 0.000 claims description 12
- 238000002386 leaching Methods 0.000 claims description 10
- 238000005406 washing Methods 0.000 claims description 10
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 9
- 238000004064 recycling Methods 0.000 claims description 9
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 8
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 8
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 8
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 8
- 239000000920 calcium hydroxide Substances 0.000 claims description 8
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 8
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 8
- 229910052602 gypsum Inorganic materials 0.000 claims description 8
- 239000010440 gypsum Substances 0.000 claims description 8
- 239000004571 lime Substances 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- 229910052796 boron Inorganic materials 0.000 claims description 6
- 239000001110 calcium chloride Substances 0.000 claims description 6
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 6
- 235000011148 calcium chloride Nutrition 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 6
- 238000001640 fractional crystallisation Methods 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- 239000002699 waste material Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 229910052700 potassium Inorganic materials 0.000 claims description 5
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 238000006386 neutralization reaction Methods 0.000 claims description 4
- 239000011591 potassium Substances 0.000 claims description 4
- 239000002689 soil Substances 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 56
- 239000001103 potassium chloride Substances 0.000 description 40
- 235000011164 potassium chloride Nutrition 0.000 description 40
- 239000000203 mixture Substances 0.000 description 26
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 25
- 239000000243 solution Substances 0.000 description 24
- 239000000126 substance Substances 0.000 description 23
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 22
- 108091006629 SLC13A2 Proteins 0.000 description 21
- 239000011777 magnesium Substances 0.000 description 14
- 229910052939 potassium sulfate Inorganic materials 0.000 description 14
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 12
- 235000011151 potassium sulphates Nutrition 0.000 description 11
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 9
- 235000019341 magnesium sulphate Nutrition 0.000 description 9
- 239000012267 brine Substances 0.000 description 8
- 208000001020 chondrodysplasia punctata Diseases 0.000 description 8
- 239000012535 impurity Substances 0.000 description 8
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 8
- 239000000347 magnesium hydroxide Substances 0.000 description 8
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 8
- 235000012254 magnesium hydroxide Nutrition 0.000 description 8
- 239000001120 potassium sulphate Substances 0.000 description 8
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 8
- 239000007787 solid Substances 0.000 description 7
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 5
- 239000003337 fertilizer Substances 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 4
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 4
- 229910052794 bromium Inorganic materials 0.000 description 4
- 239000006227 byproduct Substances 0.000 description 4
- 229910052928 kieserite Inorganic materials 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 239000001117 sulphuric acid Substances 0.000 description 4
- 235000011149 sulphuric acid Nutrition 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- 235000011152 sodium sulphate Nutrition 0.000 description 3
- 239000008247 solid mixture Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- KMIOJWCYOHBUJS-HAKPAVFJSA-N vorolanib Chemical compound C1N(C(=O)N(C)C)CC[C@@H]1NC(=O)C1=C(C)NC(\C=C/2C3=CC(F)=CC=C3NC\2=O)=C1C KMIOJWCYOHBUJS-HAKPAVFJSA-N 0.000 description 3
- HFGHRUCCKVYFKL-UHFFFAOYSA-N 4-ethoxy-2-piperazin-1-yl-7-pyridin-4-yl-5h-pyrimido[5,4-b]indole Chemical compound C1=C2NC=3C(OCC)=NC(N4CCNCC4)=NC=3C2=CC=C1C1=CC=NC=C1 HFGHRUCCKVYFKL-UHFFFAOYSA-N 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 229910020101 MgC2 Inorganic materials 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000001175 calcium sulphate Substances 0.000 description 2
- 235000011132 calcium sulphate Nutrition 0.000 description 2
- 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 2
- 238000000605 extraction Methods 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- AYOOGWWGECJQPI-NSHDSACASA-N n-[(1s)-1-(5-fluoropyrimidin-2-yl)ethyl]-3-(3-propan-2-yloxy-1h-pyrazol-5-yl)imidazo[4,5-b]pyridin-5-amine Chemical compound N1C(OC(C)C)=CC(N2C3=NC(N[C@@H](C)C=4N=CC(F)=CN=4)=CC=C3N=C2)=N1 AYOOGWWGECJQPI-NSHDSACASA-N 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- QIVUCLWGARAQIO-OLIXTKCUSA-N (3s)-n-[(3s,5s,6r)-6-methyl-2-oxo-1-(2,2,2-trifluoroethyl)-5-(2,3,6-trifluorophenyl)piperidin-3-yl]-2-oxospiro[1h-pyrrolo[2,3-b]pyridine-3,6'-5,7-dihydrocyclopenta[b]pyridine]-3'-carboxamide Chemical compound C1([C@H]2[C@H](N(C(=O)[C@@H](NC(=O)C=3C=C4C[C@]5(CC4=NC=3)C3=CC=CN=C3NC5=O)C2)CC(F)(F)F)C)=C(F)C=CC(F)=C1F QIVUCLWGARAQIO-OLIXTKCUSA-N 0.000 description 1
- BXVSAYBZSGIURM-UHFFFAOYSA-N 2-phenoxy-4h-1,3,2$l^{5}-benzodioxaphosphinine 2-oxide Chemical compound O1CC2=CC=CC=C2OP1(=O)OC1=CC=CC=C1 BXVSAYBZSGIURM-UHFFFAOYSA-N 0.000 description 1
- 241000272875 Ardeidae Species 0.000 description 1
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical class [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 101100186820 Drosophila melanogaster sicily gene Proteins 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- RDXARWSSOJYNLI-UHFFFAOYSA-N [P].[K] Chemical compound [P].[K] RDXARWSSOJYNLI-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 229940069428 antacid Drugs 0.000 description 1
- 239000003159 antacid agent Substances 0.000 description 1
- 230000001458 anti-acid effect Effects 0.000 description 1
- 229940006460 bromide ion Drugs 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000011507 gypsum plaster Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 150000002681 magnesium compounds Chemical class 0.000 description 1
- VOVZXURTCKPRDQ-CQSZACIVSA-N n-[4-[chloro(difluoro)methoxy]phenyl]-6-[(3r)-3-hydroxypyrrolidin-1-yl]-5-(1h-pyrazol-5-yl)pyridine-3-carboxamide Chemical compound C1[C@H](O)CCN1C1=NC=C(C(=O)NC=2C=CC(OC(F)(F)Cl)=CC=2)C=C1C1=CC=NN1 VOVZXURTCKPRDQ-CQSZACIVSA-N 0.000 description 1
- PYUBPZNJWXUSID-UHFFFAOYSA-N pentadecapotassium;pentaborate Chemical compound [K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[K+].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-].[O-]B([O-])[O-] PYUBPZNJWXUSID-UHFFFAOYSA-N 0.000 description 1
- 150000003112 potassium compounds Chemical class 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000005303 weighing 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
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
-
- 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
- C05D1/02—Manufacture from potassium chloride or sulfate or double or mixed salts thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Fertilizers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/IN2003/000463 WO2005063626A1 (en) | 2003-12-31 | 2003-12-31 | Process for recovery of sulphate of potash |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2003300719A1 AU2003300719A1 (en) | 2005-07-21 |
| AU2003300719B2 true AU2003300719B2 (en) | 2008-06-12 |
Family
ID=34717580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2003300719A Expired AU2003300719B2 (en) | 2003-12-31 | 2003-12-31 | Process for recovery of sulphate of potash |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JP4516023B2 (ja) |
| CN (1) | CN100439248C (ja) |
| AU (1) | AU2003300719B2 (ja) |
| BR (1) | BRPI0318666B1 (ja) |
| CA (1) | CA2552104C (ja) |
| GB (1) | GB2427190B8 (ja) |
| IL (1) | IL176482A (ja) |
| WO (1) | WO2005063626A1 (ja) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE602005022506D1 (de) * | 2005-11-10 | 2010-09-02 | Council Scient Ind Res | Verbessertes verfahren zur gewinnung von kaliumsulfat (sop, sulphate of potash) aus sulfatreicher muttersole |
| CN100535389C (zh) * | 2006-12-14 | 2009-09-02 | 国投新疆罗布泊钾盐有限责任公司 | 一种钾盐镁矾盐矿的采收方法 |
| CN102503619B (zh) * | 2011-09-02 | 2013-11-06 | 天津科技大学 | 由制盐母液制取复合肥的方法 |
| CN103397201B (zh) * | 2013-07-26 | 2014-12-17 | 中国科学院青海盐湖研究所 | 从杂卤石矿中静态溶浸提取钾以及制备硫酸钾的方法 |
| US20180230065A1 (en) * | 2014-10-16 | 2018-08-16 | Council Of Scientific & Industrial Research | A process of production of potassium ammonium sulfate compound fertilizer in cost-effective manner directly from concentrated sea bittern |
| CN104628017A (zh) * | 2015-02-13 | 2015-05-20 | 中国科学院青海盐湖研究所 | 一种用硫酸盐型卤水制备钾盐镁矾矿的方法 |
| CN108349743A (zh) * | 2015-05-08 | 2018-07-31 | 雅拉达洛尔有限公司 | 在高环境温度下由含钾矿石生产硫酸钾的方法 |
| AU2017281590B2 (en) | 2016-06-24 | 2019-08-01 | Yara Dallol Bv | Method for the reduction of halite in the preparation of potassium sulphate from potassium-containing ores at high ambient temperatures |
| CN107285283B (zh) * | 2017-06-01 | 2019-10-15 | 中国中轻国际工程有限公司 | 一种硫化碱黑液、液体烧碱联产小苏打、铬酸钠、硫化碱工艺 |
| WO2019071349A1 (en) | 2017-10-13 | 2019-04-18 | Novopro Projects Inc. | SYSTEMS AND METHODS FOR PRODUCING POTASSIUM SULPHATE |
| CN107673372B (zh) * | 2017-11-15 | 2023-09-08 | 河北工业大学 | 一种基于耦合技术的大型富钾的方法及其装置 |
| CN114560480A (zh) * | 2022-03-01 | 2022-05-31 | 天津长芦海晶集团有限公司 | 钙法除硫后苦卤的多元素提取方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3634041A (en) * | 1969-02-14 | 1972-01-11 | Great Salt Lake Minerals | Method for the production of potassium sulfate from potassium-containing double salts of magnesium sulfate |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL50873A (en) * | 1976-11-09 | 1979-11-30 | Sadan A | Process for the production of potassium chloride and magnesium chloride from carnallite |
| CN1035811C (zh) * | 1992-09-12 | 1997-09-10 | 国家海洋局天津海水淡化与综合利用研究所 | 苦卤和氯化钾制备硫酸钾的方法 |
| CN1027883C (zh) * | 1993-05-14 | 1995-03-15 | 中国石油天然气总公司工程技术研究所 | 一种用苦卤和氯化钾制取硫酸钾的方法 |
| CN1130152A (zh) * | 1995-04-26 | 1996-09-04 | 国家海洋局天津海水淡化与综合利用研究所 | 用苦卤与氯化钾制取硫酸钾的方法 |
| CN1057978C (zh) * | 1997-04-10 | 2000-11-01 | 中国石油天然气总公司工程技术研究院 | 一种苦卤综合利用的方法 |
| CN1128760C (zh) * | 2000-08-29 | 2003-11-26 | 化学工业部连云港设计研究院 | 一种硫酸盐型含钾卤水制取硫酸钾的方法 |
| CN1171794C (zh) * | 2001-05-24 | 2004-10-20 | 化学工业部连云港设计研究院 | 一种硫酸盐型含钾盐湖卤水制取硫酸钾的方法 |
| EP1440036B1 (en) * | 2001-10-22 | 2007-03-21 | Council of Scientific and Industrial Research;an Indian Reg. body incorporated under Reg. of Societies Act (Act XXI of 1860) | Recovery of sodium chloride and other salts from brine |
| DE60335220D1 (de) * | 2003-12-31 | 2011-01-13 | Council Scient Ind Res | GLEICHZEITIGE GEWINNUNG VON KALIUMCHLORID UND MIT KCl ANGEREICHERTEM SPEISESALZ |
-
2003
- 2003-12-31 GB GB0614762A patent/GB2427190B8/en not_active Expired - Lifetime
- 2003-12-31 BR BRPI0318666A patent/BRPI0318666B1/pt active IP Right Grant
- 2003-12-31 AU AU2003300719A patent/AU2003300719B2/en not_active Expired
- 2003-12-31 CN CNB2003801109302A patent/CN100439248C/zh not_active Expired - Lifetime
- 2003-12-31 JP JP2005512762A patent/JP4516023B2/ja not_active Expired - Lifetime
- 2003-12-31 CA CA002552104A patent/CA2552104C/en not_active Expired - Lifetime
- 2003-12-31 WO PCT/IN2003/000463 patent/WO2005063626A1/en active Application Filing
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2006
- 2006-06-21 IL IL176482A patent/IL176482A/en active IP Right Grant
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3634041A (en) * | 1969-02-14 | 1972-01-11 | Great Salt Lake Minerals | Method for the production of potassium sulfate from potassium-containing double salts of magnesium sulfate |
Also Published As
| Publication number | Publication date |
|---|---|
| IL176482A0 (en) | 2006-10-05 |
| BR0318666A (pt) | 2006-11-28 |
| GB2427190B (en) | 2009-04-15 |
| GB2427190B8 (en) | 2009-07-22 |
| JP4516023B2 (ja) | 2010-08-04 |
| CA2552104A1 (en) | 2005-07-14 |
| CN1886339A (zh) | 2006-12-27 |
| AU2003300719A1 (en) | 2005-07-21 |
| IL176482A (en) | 2012-06-28 |
| JP2007528333A (ja) | 2007-10-11 |
| BRPI0318666B1 (pt) | 2015-12-15 |
| GB2427190A (en) | 2006-12-20 |
| WO2005063626A1 (en) | 2005-07-14 |
| GB0614762D0 (en) | 2006-09-06 |
| CN100439248C (zh) | 2008-12-03 |
| CA2552104C (en) | 2009-11-24 |
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