BE492495A - - Google Patents
Info
- Publication number
- BE492495A BE492495A BE492495DA BE492495A BE 492495 A BE492495 A BE 492495A BE 492495D A BE492495D A BE 492495DA BE 492495 A BE492495 A BE 492495A
- Authority
- BE
- Belgium
- Prior art keywords
- phosphate
- acid
- reaction
- calories
- ammonia
- Prior art date
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 26
- 238000000034 method Methods 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 17
- 229910019142 PO4 Inorganic materials 0.000 description 15
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 15
- 239000010452 phosphate Substances 0.000 description 15
- 239000002253 acid Substances 0.000 description 14
- 239000000243 solution Substances 0.000 description 14
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 13
- 229910021529 ammonia Inorganic materials 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000007788 liquid Substances 0.000 description 10
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 230000008030 elimination Effects 0.000 description 3
- 238000003379 elimination reaction Methods 0.000 description 3
- 238000006386 neutralization reaction Methods 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 2
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 235000019837 monoammonium phosphate Nutrition 0.000 description 2
- 239000006012 monoammonium phosphate Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000004254 Ammonium phosphate Substances 0.000 description 1
- 239000005696 Diammonium phosphate Substances 0.000 description 1
- 241000238413 Octopus Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 1
- 235000019289 ammonium phosphates Nutrition 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 229910000388 diammonium phosphate Inorganic materials 0.000 description 1
- 235000019838 diammonium phosphate Nutrition 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000003303 reheating Methods 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
- 229940078499 tricalcium phosphate Drugs 0.000 description 1
- 229910000391 tricalcium phosphate Inorganic materials 0.000 description 1
- 235000019731 tricalcium phosphate Nutrition 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Classifications
-
- 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
- C01B25/28—Ammonium phosphates
-
- 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
- C01B25/38—Condensed phosphates
- C01B25/40—Polyphosphates
- C01B25/405—Polyphosphates of ammonium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE492495A true BE492495A (pt) |
Family
ID=136727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE492495D BE492495A (pt) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE492495A (pt) |
-
0
- BE BE492495D patent/BE492495A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3414038A (en) | Heat recovery method and apparatus | |
| FR2472942A1 (fr) | Installation d'evaporation a plusieurs etages a systeme integre de recyclage de chaleur | |
| EP0116529B2 (fr) | Procédé et appareillage pour la production de nitrate d'ammonium | |
| SU1367853A3 (ru) | Способ получени нитрата аммони | |
| CA2896376C (en) | System and process for recovering heat from weak black liquor in a wood pulping process | |
| BRPI0801519B1 (pt) | "sistema para concentração de vinhaça sem consumo extra de vapor acoplado à destilaria de etanol." | |
| BE347381A (pt) | ||
| CN223668660U (zh) | 一种磷铵蒸发浓缩的系统 | |
| JPH0775642B2 (ja) | 水溶性有機物を含む水溶液の蒸発濃縮方法 | |
| BE554670A (pt) | ||
| FR2511356A3 (fr) | Procede d'extraction du brome contenu dans des solutions salines sous forme d'ions bromure, et procede de production de brome et de bromure d'ammonium | |
| RU2090539C1 (ru) | Способ приготовления жидких азотных удобрений | |
| JPS6320161B2 (pt) | ||
| CH300033A (fr) | Procédé de fabrication d'engrais phosphoazotés et appareillage pour l'exécution de ce procédé. | |
| EP0081213A1 (fr) | Procédé de dépollution des effluents de la fabrication du nitrate d'ammonium et de récupération des éléments contenus dans lesdits effluents | |
| BE445060A (pt) | ||
| BE513001A (pt) | ||
| EP0010006B1 (fr) | Procédé permettant l'utilisation efficace de la chaleur contenue dans des gaz chauds au chauffage d'un évaporateur | |
| BE454624A (pt) | ||
| CH143413A (fr) | Procédé de fabrication de phosphate diammonique. | |
| FI72300C (fi) | Foerfarande och anordning foer framstaellning av ammoniumnitrat. | |
| BE508940A (pt) | ||
| PL24337B1 (pl) | Sposób stezania wodnych roztworów kwasu octowego i urzadzenie do wykonywania tego sposobu. | |
| BE505083A (pt) | ||
| BE389050A (pt) |