FI112646B - Menetelmä erittäin puhtaiden kaliumsuolojen tuottamiseksi - Google Patents
Menetelmä erittäin puhtaiden kaliumsuolojen tuottamiseksi Download PDFInfo
- Publication number
- FI112646B FI112646B FI962451A FI962451A FI112646B FI 112646 B FI112646 B FI 112646B FI 962451 A FI962451 A FI 962451A FI 962451 A FI962451 A FI 962451A FI 112646 B FI112646 B FI 112646B
- Authority
- FI
- Finland
- Prior art keywords
- potassium
- process according
- fermentation
- product
- resin
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 37
- 159000000001 potassium salts Chemical class 0.000 title description 5
- 239000011591 potassium Substances 0.000 claims abstract description 56
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 56
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 claims abstract description 54
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims abstract description 52
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims abstract description 36
- 239000006227 byproduct Substances 0.000 claims abstract description 29
- 238000005342 ion exchange Methods 0.000 claims abstract description 27
- 239000007788 liquid Substances 0.000 claims abstract description 25
- 235000010333 potassium nitrate Nutrition 0.000 claims abstract description 25
- 239000004323 potassium nitrate Substances 0.000 claims abstract description 23
- 230000004151 fermentation Effects 0.000 claims abstract description 22
- 238000000855 fermentation Methods 0.000 claims abstract description 20
- 238000002425 crystallisation Methods 0.000 claims abstract description 19
- 230000008025 crystallization Effects 0.000 claims abstract description 19
- 229910000160 potassium phosphate Inorganic materials 0.000 claims abstract description 18
- 235000011009 potassium phosphates Nutrition 0.000 claims abstract description 18
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 12
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 32
- 229920005989 resin Polymers 0.000 claims description 30
- 239000011347 resin Substances 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 24
- 238000005406 washing Methods 0.000 claims description 16
- 229910017604 nitric acid Inorganic materials 0.000 claims description 15
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 14
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 12
- 230000008929 regeneration Effects 0.000 claims description 11
- 238000011069 regeneration method Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 4
- 238000002360 preparation method Methods 0.000 claims description 4
- 230000001172 regenerating effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000009655 industrial fermentation Methods 0.000 claims description 2
- 230000007935 neutral effect Effects 0.000 claims description 2
- 239000003729 cation exchange resin Substances 0.000 claims 1
- 244000061456 Solanum tuberosum Species 0.000 abstract description 23
- 235000002595 Solanum tuberosum Nutrition 0.000 abstract description 23
- 238000005352 clarification Methods 0.000 abstract description 9
- 241001465754 Metazoa Species 0.000 abstract description 7
- 239000004615 ingredient Substances 0.000 abstract description 6
- 235000013379 molasses Nutrition 0.000 abstract description 6
- 235000011389 fruit/vegetable juice Nutrition 0.000 abstract description 3
- 238000010977 unit operation Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 27
- 239000013078 crystal Substances 0.000 description 17
- 239000012530 fluid Substances 0.000 description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 150000002894 organic compounds Chemical class 0.000 description 8
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 239000002253 acid Substances 0.000 description 6
- 150000001413 amino acids Chemical class 0.000 description 6
- 125000002091 cationic group Chemical group 0.000 description 6
- 230000001413 cellular effect Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 4
- 229910002651 NO3 Inorganic materials 0.000 description 4
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 4
- 238000004587 chromatography analysis Methods 0.000 description 4
- 238000000909 electrodialysis Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 239000011734 sodium Substances 0.000 description 4
- 229910052708 sodium Inorganic materials 0.000 description 4
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 3
- 229920001429 chelating resin Polymers 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 239000003456 ion exchange resin Substances 0.000 description 3
- 229920003303 ion-exchange polymer Polymers 0.000 description 3
- 235000012015 potatoes Nutrition 0.000 description 3
- 235000018102 proteins Nutrition 0.000 description 3
- 102000004169 proteins and genes Human genes 0.000 description 3
- 108090000623 proteins and genes Proteins 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000006193 liquid solution Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 239000001103 potassium chloride Substances 0.000 description 2
- 235000011164 potassium chloride Nutrition 0.000 description 2
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 2
- 229910052939 potassium sulfate Inorganic materials 0.000 description 2
- 235000011151 potassium sulphates Nutrition 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 235000000346 sugar Nutrition 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- HNSDLXPSAYFUHK-UHFFFAOYSA-N 1,4-bis(2-ethylhexyl) sulfosuccinate Chemical compound CCCCC(CC)COC(=O)CC(S(O)(=O)=O)C(=O)OCC(CC)CCCC HNSDLXPSAYFUHK-UHFFFAOYSA-N 0.000 description 1
- 235000016068 Berberis vulgaris Nutrition 0.000 description 1
- 241000335053 Beta vulgaris Species 0.000 description 1
- 241000219310 Beta vulgaris subsp. vulgaris Species 0.000 description 1
- 241000283690 Bos taurus Species 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 206010021027 Hypomagnesaemia Diseases 0.000 description 1
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 235000021536 Sugar beet Nutrition 0.000 description 1
- XOZREOIZDKNXBN-UHFFFAOYSA-L calcium;potassium;sulfate Chemical compound [K+].[Ca+2].[O-]S([O-])(=O)=O XOZREOIZDKNXBN-UHFFFAOYSA-L 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 230000005802 health problem Effects 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 238000005374 membrane filtration Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000012452 mother liquor Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000001120 potassium sulphate Substances 0.000 description 1
- 229920001592 potato starch Polymers 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 150000008163 sugars Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F5/00—Fertilisers from distillery wastes, molasses, vinasses, sugar plant or similar wastes or residues, e.g. from waste originating from industrial processing of raw material of agricultural origin or derived products thereof
- C05F5/006—Waste from chemical processing of material, e.g. diestillation, roasting, cooking
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/30—Alkali metal phosphates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D9/00—Nitrates of sodium, potassium or alkali metals in general
- C01D9/02—Preparation by working-up natural salt mixtures
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D9/00—Nitrates of sodium, potassium or alkali metals in general
- C01D9/16—Purification
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C5/00—Fertilisers containing other nitrates
- C05C5/02—Fertilisers containing other nitrates containing sodium or potassium nitrate
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Agronomy & Crop Science (AREA)
- Botany (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Fodder In General (AREA)
- Saccharide Compounds (AREA)
- Non-Alcoholic Beverages (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI962451A FI112646B (fi) | 1996-06-13 | 1996-06-13 | Menetelmä erittäin puhtaiden kaliumsuolojen tuottamiseksi |
| DE69706847T DE69706847T2 (de) | 1996-06-13 | 1997-06-12 | Verfahren zur herstellung von hochreinen kaliumsalzen |
| AU30961/97A AU3096197A (en) | 1996-06-13 | 1997-06-12 | A process for producing high-purity potassium salts |
| HU9903884A HUP9903884A3 (en) | 1996-06-13 | 1997-06-12 | A process for producing high-purity potassium salts |
| PCT/FI1997/000372 WO1997047559A1 (en) | 1996-06-13 | 1997-06-12 | A process for producing high-purity potassium salts |
| EP97926033A EP0904251B1 (en) | 1996-06-13 | 1997-06-12 | A process for producing high-purity potassium salts |
| US09/194,903 US6274105B1 (en) | 1996-06-13 | 1997-06-12 | Process for producing high-purity potassium salts |
| PL97330479A PL330479A1 (en) | 1996-06-13 | 1997-06-12 | Method of obtaining potassium salts of high purity |
| DK97926033T DK0904251T3 (da) | 1996-06-13 | 1997-06-12 | Fremgangsmåde til fremstilling af højrene kaliumslate |
| ES97926033T ES2160958T3 (es) | 1996-06-13 | 1997-06-12 | Un procedimiento para producir sales de potasio de alta pureza. |
| AT97926033T ATE205811T1 (de) | 1996-06-13 | 1997-06-12 | Verfahren zur herstellung von hochreinen kaliumsalzen |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI962451 | 1996-06-13 | ||
| FI962451A FI112646B (fi) | 1996-06-13 | 1996-06-13 | Menetelmä erittäin puhtaiden kaliumsuolojen tuottamiseksi |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI962451A0 FI962451A0 (fi) | 1996-06-13 |
| FI962451A7 FI962451A7 (fi) | 1997-12-14 |
| FI112646B true FI112646B (fi) | 2003-12-31 |
Family
ID=8546204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI962451A FI112646B (fi) | 1996-06-13 | 1996-06-13 | Menetelmä erittäin puhtaiden kaliumsuolojen tuottamiseksi |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6274105B1 (da) |
| EP (1) | EP0904251B1 (da) |
| AT (1) | ATE205811T1 (da) |
| AU (1) | AU3096197A (da) |
| DE (1) | DE69706847T2 (da) |
| DK (1) | DK0904251T3 (da) |
| ES (1) | ES2160958T3 (da) |
| FI (1) | FI112646B (da) |
| HU (1) | HUP9903884A3 (da) |
| PL (1) | PL330479A1 (da) |
| WO (1) | WO1997047559A1 (da) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI107330B (fi) | 1999-12-03 | 2001-07-13 | Kemira Agro Oy | Kahden alkalimetallisuolan valmistaminen yhdistetyllä ioninvaihto- ja kiteytysmenetelmällä |
| IL187829A (en) * | 2007-12-03 | 2014-05-28 | Rotem Amfert Negev Ltd | Preparation of potassium phosphate based preparation |
| US7588744B1 (en) * | 2008-12-08 | 2009-09-15 | Layne Christensen Company | Method of recovering phosphate for reuse as a fertilizer |
| AU2010264080A1 (en) * | 2009-06-25 | 2012-02-02 | Imi Tami Institute For Research And Development Ltd. | Process for production of commercial quality potassium nitrate from polyhalite |
| EP2766301A4 (en) | 2011-10-13 | 2015-06-24 | Ekobalans Fenix Ab | DRAINING PHOSPHATE PRECIPITATES |
| RU2491229C1 (ru) * | 2011-12-22 | 2013-08-27 | Федеральное Государственное Унитарное Предприятие "Государственный Ордена Трудового Красного Знамени Научно-Исследовательский Институт Химических Реактивов И Особо Чистых Химических Веществ" | Способ очистки нитрата калия |
| CN109068681A (zh) * | 2016-02-22 | 2018-12-21 | 艾维贝合作公司 | 冷冻浓缩的根或块茎汁 |
| CN105693334A (zh) * | 2016-03-16 | 2016-06-22 | 史丹利化肥股份有限公司 | 一种硝酸钾联产塔式熔体微晶粒水溶肥及其制备方法 |
| BR112019013541B1 (pt) * | 2017-02-27 | 2023-12-26 | Council Of Scientific & Industrial Research | Processo para a preparação de fertilizante potássico |
| FR3074174B1 (fr) * | 2017-11-30 | 2020-02-07 | Afyren | Procede de valorisation de sels de potassium coproduits de procedes de fermentation |
| NL2031846B1 (nl) | 2022-05-12 | 2023-11-20 | Biota Holding B V | Werkwijze voor het terugwinnen van nutriënten uit plantaardige stromen |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1062231B (de) * | 1958-06-11 | 1959-07-30 | Basf Ag | Kontinuierliches Verfahren zur Herstellung von Alkalinitraten aus Alkalichloriden und Salpetersaeure unter Verwendung von Kationen-austauschern |
| US3993466A (en) * | 1967-06-23 | 1976-11-23 | Aktieselskabet Dansk Svovlsyre-Og Superphosphat-Fabrik | Fertilizer production |
| DE1812403A1 (de) * | 1968-12-03 | 1970-06-18 | Dynamit Nobel Ag | Verfahren zur Herstellung von Kaliumnitrat im Ionenaustauschverfahren |
| US4002455A (en) * | 1974-05-28 | 1977-01-11 | Institutul De Proiectari Pentru Industria Chimica Anorganica Si A Ingrasamintelor | Process for treating and recovering waste water from the fertilizer manufacture |
| IT1023585B (it) * | 1974-09-30 | 1978-05-30 | Reogiane Officine Meccaniche | Processo di estrazione di sali fertilizzanti e concentrati di sostanz organiche ad alto conte nuto nutritivo da acque di scarico industriali |
| US4704262A (en) * | 1986-01-14 | 1987-11-03 | Advanced Separation Technologies Incorporated | Process for production of dialkali metal phosphates by ion exchange |
| CA2027064A1 (en) * | 1989-10-05 | 1991-04-06 | Alvaro Abidaud | Continuous production of potassium nitrate via ion exchange |
| US5110578A (en) * | 1989-10-05 | 1992-05-05 | Monomeros Colombo Venezolanos, S.A. (E.M.A.) | Continuous production of potassium nitrate via ion exchange |
-
1996
- 1996-06-13 FI FI962451A patent/FI112646B/fi not_active IP Right Cessation
-
1997
- 1997-06-12 HU HU9903884A patent/HUP9903884A3/hu unknown
- 1997-06-12 DK DK97926033T patent/DK0904251T3/da active
- 1997-06-12 DE DE69706847T patent/DE69706847T2/de not_active Expired - Fee Related
- 1997-06-12 PL PL97330479A patent/PL330479A1/xx unknown
- 1997-06-12 AU AU30961/97A patent/AU3096197A/en not_active Abandoned
- 1997-06-12 WO PCT/FI1997/000372 patent/WO1997047559A1/en not_active Ceased
- 1997-06-12 ES ES97926033T patent/ES2160958T3/es not_active Expired - Lifetime
- 1997-06-12 AT AT97926033T patent/ATE205811T1/de not_active IP Right Cessation
- 1997-06-12 US US09/194,903 patent/US6274105B1/en not_active Expired - Fee Related
- 1997-06-12 EP EP97926033A patent/EP0904251B1/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FI962451A0 (fi) | 1996-06-13 |
| ATE205811T1 (de) | 2001-10-15 |
| ES2160958T3 (es) | 2001-11-16 |
| US6274105B1 (en) | 2001-08-14 |
| EP0904251B1 (en) | 2001-09-19 |
| DE69706847T2 (de) | 2002-04-11 |
| PL330479A1 (en) | 1999-05-24 |
| DK0904251T3 (da) | 2001-11-19 |
| HUP9903884A2 (hu) | 2000-03-28 |
| WO1997047559A1 (en) | 1997-12-18 |
| FI962451A7 (fi) | 1997-12-14 |
| EP0904251A1 (en) | 1999-03-31 |
| HUP9903884A3 (en) | 2001-09-28 |
| AU3096197A (en) | 1998-01-07 |
| DE69706847D1 (de) | 2001-10-25 |
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