NO162714C - Fremgangsmaate for rensing av kalsiumnitratsmelte/loesning som separeres fra den blanding som faas ved oppslutning av raafosfat med salpetersyre. - Google Patents
Fremgangsmaate for rensing av kalsiumnitratsmelte/loesning som separeres fra den blanding som faas ved oppslutning av raafosfat med salpetersyre.Info
- Publication number
- NO162714C NO162714C NO874186A NO874186A NO162714C NO 162714 C NO162714 C NO 162714C NO 874186 A NO874186 A NO 874186A NO 874186 A NO874186 A NO 874186A NO 162714 C NO162714 C NO 162714C
- Authority
- NO
- Norway
- Prior art keywords
- calcium nitrate
- mixture
- melt
- dissolution
- purification
- Prior art date
Links
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 title abstract 6
- 239000000203 mixture Substances 0.000 title abstract 3
- 238000004090 dissolution Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 238000000746 purification Methods 0.000 title abstract 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title 2
- 229910019142 PO4 Inorganic materials 0.000 title 1
- 239000002253 acid Substances 0.000 title 1
- 229910052757 nitrogen Inorganic materials 0.000 title 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 title 1
- 239000010452 phosphate Substances 0.000 title 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 4
- 239000011574 phosphorus Substances 0.000 abstract 4
- 229910052698 phosphorus Inorganic materials 0.000 abstract 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 abstract 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 2
- 229910052731 fluorine Inorganic materials 0.000 abstract 2
- 239000011737 fluorine Substances 0.000 abstract 2
- -1 phosphorus compound Chemical class 0.000 abstract 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
- 229910002651 NO3 Inorganic materials 0.000 abstract 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 abstract 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract 1
- 235000011941 Tilia x europaea Nutrition 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000000356 contaminant Substances 0.000 abstract 1
- 239000000706 filtrate Substances 0.000 abstract 1
- 239000004571 lime Substances 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 229910017604 nitric acid Inorganic materials 0.000 abstract 1
- 239000002367 phosphate rock Substances 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C5/00—Fertilisers containing other nitrates
- C05C5/04—Fertilisers containing other nitrates containing calcium nitrate
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/36—Nitrates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Fertilizers (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
- Compounds Of Iron (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO874186A NO162714C (no) | 1987-10-06 | 1987-10-06 | Fremgangsmaate for rensing av kalsiumnitratsmelte/loesning som separeres fra den blanding som faas ved oppslutning av raafosfat med salpetersyre. |
| EP88115515A EP0310868B1 (en) | 1987-10-06 | 1988-09-21 | Method for purifying calcium nitrate melt/solution which is separated from the mixture obtained by the solution of rock phosphate with nitric acid |
| DE8888115515T DE3873872T2 (de) | 1987-10-06 | 1988-09-21 | Verfahren zur reinigung von kalciumnitrat, in loesung oder schmelze abgeschieden aus einer durch aufloesen von phosphatgesteinen mit salpetersaeure gewonnenen mischung. |
| AT88115515T ATE79603T1 (de) | 1987-10-06 | 1988-09-21 | Verfahren zur reinigung von kalciumnitrat, in loesung oder schmelze abgeschieden aus einer durch aufloesen von phosphatgesteinen mit salpetersaeure gewonnenen mischung. |
| US07/250,848 US4952379A (en) | 1987-10-06 | 1988-09-28 | Method for purifying calcium nitrate melt/solution which is separated from the mixture obtained by the solution of rock phosphate with nitric acid |
| DD88320448A DD273621A5 (de) | 1987-10-06 | 1988-10-04 | Methode zum reinigen von kalziumnitratschmelze |
| SU884356609A SU1706384A3 (ru) | 1987-10-06 | 1988-10-05 | Способ очистки расплава или раствора нитрата кальци |
| DZ880156A DZ1255A1 (fr) | 1987-10-06 | 1988-10-05 | Méthode de purification d'une fonte/solution de nitrate de calcium qui est séparée du mélange obtenupar la disolution du phospherite avec l'acide nitrique. |
| HU885167A HU200306B (en) | 1987-10-06 | 1988-10-05 | Process for purifying melted or solved calcium-nitrate |
| RO1988134513Q RO102359B1 (en) | 1987-10-06 | 1988-10-05 | Process for purifying calcium nitrate melt |
| CN88109098A CN1016602B (zh) | 1987-10-06 | 1988-10-06 | 从硝酸溶解的磷灰岩所得的混合物中分出的硝酸钙溶解液的纯化方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO874186A NO162714C (no) | 1987-10-06 | 1987-10-06 | Fremgangsmaate for rensing av kalsiumnitratsmelte/loesning som separeres fra den blanding som faas ved oppslutning av raafosfat med salpetersyre. |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| NO874186D0 NO874186D0 (no) | 1987-10-06 |
| NO874186L NO874186L (no) | 1989-04-07 |
| NO162714B NO162714B (no) | 1989-10-30 |
| NO162714C true NO162714C (no) | 1990-02-07 |
Family
ID=19890289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO874186A NO162714C (no) | 1987-10-06 | 1987-10-06 | Fremgangsmaate for rensing av kalsiumnitratsmelte/loesning som separeres fra den blanding som faas ved oppslutning av raafosfat med salpetersyre. |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4952379A (no) |
| EP (1) | EP0310868B1 (no) |
| CN (1) | CN1016602B (no) |
| AT (1) | ATE79603T1 (no) |
| DD (1) | DD273621A5 (no) |
| DE (1) | DE3873872T2 (no) |
| DZ (1) | DZ1255A1 (no) |
| HU (1) | HU200306B (no) |
| NO (1) | NO162714C (no) |
| RO (1) | RO102359B1 (no) |
| SU (1) | SU1706384A3 (no) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO332007B1 (no) * | 2007-03-28 | 2012-05-21 | Yara Int Asa | Fremgangsmate til rensing av kalsiumnitrat |
| SK287816B6 (sk) * | 2007-07-09 | 2011-11-04 | Duslo, A. S. | Granulated water-soluble calcium-nitrous fertilizer and method for preparation thereof |
| RU2507154C1 (ru) * | 2012-08-14 | 2014-02-20 | Открытое Акционерное Общество "Завод минеральных удобрений Кирово-Чепецкого химического комбината" (ОАО "ЗМУ КЧХК") | Способ получения очищенного раствора нитрата кальция |
| CN103589434B (zh) * | 2013-11-11 | 2016-05-18 | 中国农业科学院农业资源与农业区划研究所 | 一种低pH值土壤调理剂的制备方法 |
| CN106629805B (zh) * | 2016-10-17 | 2017-11-21 | 交城县三喜化工有限公司 | 一种生产硝酸钙液的方法及其装置 |
| CN111533099B (zh) * | 2020-05-22 | 2021-12-07 | 四川大学 | 一种水溶性磷酸一铵的生产方法 |
| CN114524684B (zh) * | 2022-04-24 | 2022-07-19 | 太原理工大学 | 一种氮磷比可调的冷冻法硝酸磷肥生产工艺 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA587379A (en) * | 1959-11-17 | Nees Hugo | Process for producing phosphate-containing fertilizers | |
| US1856187A (en) * | 1929-05-30 | 1932-05-03 | Firm Odda Smelteverk As | Process of producing calcium nitrate and ammonium salts from phosphate rock and like phosphate material |
| US2061191A (en) * | 1931-11-21 | 1936-11-17 | Norsk Hydro Elektrisk | Treatment of raw phosphates |
| US1983024A (en) * | 1932-05-21 | 1934-12-04 | Norsk Hydro Elektrisk | Treatment of crude phosphates |
| US2114600A (en) * | 1933-12-23 | 1938-04-19 | Kunstdunger Patent Verwertungs | Manufacture of dicalcium phosphate and alkali salts |
| GB660390A (en) * | 1948-03-15 | 1951-11-07 | Norsk Hydro Elektrisk | Method for the neutralisation of acid calcium nitrate solutions or calcium nitrate melts containing ions of phosphate |
| DE967522C (de) * | 1951-09-10 | 1957-11-21 | Chemie Linz Ag | Verfahren zur Herstellung eines lagerbestaendigen, stickstofffreien Phosphatduengemittels oder Beifuttermittels |
| FR1071404A (fr) * | 1952-02-28 | 1954-08-31 | Stamicarbon | Procédé pour diminuer l'acidité de solutions ou de masses fondues de nitrate de calcium contenant du phosphate |
| GB757835A (en) * | 1953-06-20 | 1956-09-26 | Norsk Hydro Elektrisk | Improvements in or relating to the production of monoammonium phosphate and other products from raw phosphate |
| DE1093805B (de) * | 1958-12-09 | 1960-12-01 | Kalk Chemische Fabrik Gmbh | Verfahren zur Ammonisierung von sauren, Calcium-, Phosphat- und gegebenenfalls Fluorionen enthaltenden Loesungen oder Maischen |
| US3266885A (en) * | 1963-04-23 | 1966-08-16 | Caldwell Paul | Method of recovering phosphatic values from phosphate rock |
| SU529146A1 (ru) * | 1974-09-16 | 1976-09-25 | Институт Химии Ан Узбекской Сср | Способ получени азотного удобрени |
| US4720377A (en) * | 1986-07-11 | 1988-01-19 | Olin Corporation | Method for producing nitrous oxide by reacting ammonia with a molten nitrate salt of an alkaline earth metal |
-
1987
- 1987-10-06 NO NO874186A patent/NO162714C/no unknown
-
1988
- 1988-09-21 DE DE8888115515T patent/DE3873872T2/de not_active Expired - Fee Related
- 1988-09-21 AT AT88115515T patent/ATE79603T1/de not_active IP Right Cessation
- 1988-09-21 EP EP88115515A patent/EP0310868B1/en not_active Expired - Lifetime
- 1988-09-28 US US07/250,848 patent/US4952379A/en not_active Expired - Fee Related
- 1988-10-04 DD DD88320448A patent/DD273621A5/de not_active IP Right Cessation
- 1988-10-05 RO RO1988134513Q patent/RO102359B1/ro unknown
- 1988-10-05 DZ DZ880156A patent/DZ1255A1/fr active
- 1988-10-05 HU HU885167A patent/HU200306B/hu not_active IP Right Cessation
- 1988-10-05 SU SU884356609A patent/SU1706384A3/ru active
- 1988-10-06 CN CN88109098A patent/CN1016602B/zh not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE3873872D1 (de) | 1992-09-24 |
| DE3873872T2 (de) | 1993-01-14 |
| US4952379A (en) | 1990-08-28 |
| DD273621A5 (de) | 1989-11-22 |
| ATE79603T1 (de) | 1992-09-15 |
| CN1016602B (zh) | 1992-05-13 |
| HUT49089A (en) | 1989-08-28 |
| DZ1255A1 (fr) | 2004-09-13 |
| HU200306B (en) | 1990-05-28 |
| NO874186D0 (no) | 1987-10-06 |
| NO162714B (no) | 1989-10-30 |
| EP0310868A1 (en) | 1989-04-12 |
| SU1706384A3 (ru) | 1992-01-15 |
| NO874186L (no) | 1989-04-07 |
| EP0310868B1 (en) | 1992-08-19 |
| CN1032430A (zh) | 1989-04-19 |
| RO102359B1 (en) | 1992-05-13 |
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