IT1249055B - Processo per la produzione di un fertilizzante semplice azotato denominato nitrato ammonico. - Google Patents
Processo per la produzione di un fertilizzante semplice azotato denominato nitrato ammonico.Info
- Publication number
- IT1249055B IT1249055B ITMI911411A ITMI911411A IT1249055B IT 1249055 B IT1249055 B IT 1249055B IT MI911411 A ITMI911411 A IT MI911411A IT MI911411 A ITMI911411 A IT MI911411A IT 1249055 B IT1249055 B IT 1249055B
- Authority
- IT
- Italy
- Prior art keywords
- production
- ammonium nitrate
- nitrogenous fertilizer
- called ammonium
- nh4no3
- Prior art date
Links
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 239000000618 nitrogen fertilizer Substances 0.000 title abstract 2
- 239000000203 mixture Substances 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 2
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 229910052602 gypsum Inorganic materials 0.000 abstract 2
- 239000010440 gypsum Substances 0.000 abstract 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 abstract 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 abstract 1
- 235000011130 ammonium sulphate Nutrition 0.000 abstract 1
- 229910052925 anhydrite Inorganic materials 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 229910000019 calcium carbonate Inorganic materials 0.000 abstract 1
- 235000010216 calcium carbonate Nutrition 0.000 abstract 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 1
- 238000005469 granulation Methods 0.000 abstract 1
- 230000003179 granulation Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
Landscapes
- Fertilizers (AREA)
Abstract
Processo per la produzione di un fertilizzante semplice azotato denominato nitrato ammonico avente un tenore di azoto dal 25 al 31,5% mediante la formazione di impasti di NH4NO3, gesso, CaCO3 ed (NH4)2SO4 e successivi prilling o granulazioni caratterizzato dal fatto che la formazione dell'impasto avviene alimentando l'NH4NO3 ad una temperatura fra 120 e 180°C, sotto forma di soluzione acquosa a concentrazione compresa nell'intervallo fra 95 e 99,6% in peso, e il gesso, espresso come CASO4 2H2O, in percentuale fra l'8 e il 23% in peso e che detti impasti vengono mantenuti ad una temperatura fra 100 e 160°C per un tempo uguale o superiore a 4'.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI911411A IT1249055B (it) | 1991-05-22 | 1991-05-22 | Processo per la produzione di un fertilizzante semplice azotato denominato nitrato ammonico. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI911411A IT1249055B (it) | 1991-05-22 | 1991-05-22 | Processo per la produzione di un fertilizzante semplice azotato denominato nitrato ammonico. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| ITMI911411A0 ITMI911411A0 (it) | 1991-05-22 |
| ITMI911411A1 ITMI911411A1 (it) | 1992-11-22 |
| IT1249055B true IT1249055B (it) | 1995-02-11 |
Family
ID=11359960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ITMI911411A IT1249055B (it) | 1991-05-22 | 1991-05-22 | Processo per la produzione di un fertilizzante semplice azotato denominato nitrato ammonico. |
Country Status (1)
| Country | Link |
|---|---|
| IT (1) | IT1249055B (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001098233A1 (en) * | 2000-06-20 | 2001-12-27 | Norsk Hydro Asa | Process for producing a ns-fertilizer |
-
1991
- 1991-05-22 IT ITMI911411A patent/IT1249055B/it active IP Right Grant
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001098233A1 (en) * | 2000-06-20 | 2001-12-27 | Norsk Hydro Asa | Process for producing a ns-fertilizer |
Also Published As
| Publication number | Publication date |
|---|---|
| ITMI911411A1 (it) | 1992-11-22 |
| ITMI911411A0 (it) | 1991-05-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 0001 | Granted | ||
| TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970515 |