ES289514A1 - Perfeccionamientos en la fabricaciën en continuo de acido fosfërico - Google Patents
Perfeccionamientos en la fabricaciën en continuo de acido fosfëricoInfo
- Publication number
- ES289514A1 ES289514A1 ES0289514A ES289514A ES289514A1 ES 289514 A1 ES289514 A1 ES 289514A1 ES 0289514 A ES0289514 A ES 0289514A ES 289514 A ES289514 A ES 289514A ES 289514 A1 ES289514 A1 ES 289514A1
- Authority
- ES
- Spain
- Prior art keywords
- phosphoric acid
- filtrate
- reaction mixture
- alkali metal
- filter
- 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
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title abstract 10
- 229910000147 aluminium phosphate Inorganic materials 0.000 title abstract 5
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000000706 filtrate Substances 0.000 abstract 6
- 239000011541 reaction mixture Substances 0.000 abstract 4
- 229910019142 PO4 Inorganic materials 0.000 abstract 3
- 229910052783 alkali metal Inorganic materials 0.000 abstract 3
- 150000001340 alkali metals Chemical class 0.000 abstract 3
- 235000021317 phosphate Nutrition 0.000 abstract 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
- 150000003863 ammonium salts Chemical class 0.000 abstract 2
- 150000004649 carbonic acid derivatives Chemical class 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 2
- 239000012535 impurity Substances 0.000 abstract 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 abstract 2
- 239000004254 Ammonium phosphate Substances 0.000 abstract 1
- 239000003463 adsorbent Substances 0.000 abstract 1
- ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical class [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 abstract 1
- 235000019289 ammonium phosphates Nutrition 0.000 abstract 1
- 159000000009 barium salts Chemical class 0.000 abstract 1
- 159000000007 calcium salts Chemical class 0.000 abstract 1
- 238000009388 chemical precipitation Methods 0.000 abstract 1
- 238000006115 defluorination reaction Methods 0.000 abstract 1
- 239000008394 flocculating agent Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- 229910052700 potassium Inorganic materials 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 238000003756 stirring Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 abstract 1
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 1
- -1 sulphate ions Chemical class 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 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
- C01B25/18—Phosphoric acid
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
-
- 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
- C01B25/18—Phosphoric acid
- C01B25/234—Purification; Stabilisation; Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Paper (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR902502A FR1334531A (fr) | 1962-06-29 | 1962-06-29 | Perfectionnement à la fabrication en continu d'acide phosphorique |
| FR902503A FR1334532A (fr) | 1962-06-29 | 1962-06-29 | Procédé pour le conditionnement continu d'acide phosphorique brut |
| FR902504A FR1334533A (fr) | 1962-06-29 | 1962-06-29 | Perfectionnement au procédé de fabrication d'acide phosphorique et de ses sels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES289514A1 true ES289514A1 (es) | 1963-11-16 |
Family
ID=27246653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES0289514A Expired ES289514A1 (es) | 1962-06-29 | 1963-06-28 | Perfeccionamientos en la fabricaciën en continuo de acido fosfërico |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE633677A (en, 2012) |
| CH (1) | CH417548A (en, 2012) |
| DE (1) | DE1237074B (en, 2012) |
| ES (1) | ES289514A1 (en, 2012) |
| FI (1) | FI43310B (en, 2012) |
| GB (1) | GB1052986A (en, 2012) |
| NL (1) | NL293253A (en, 2012) |
| SE (1) | SE315871B (en, 2012) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4086322A (en) * | 1974-10-07 | 1978-04-25 | Pennzoil Company | Production of fluoride-free phosphates |
| US4222990A (en) * | 1974-10-07 | 1980-09-16 | Pennzoil Company | Production of fluoride-free phosphates |
| RU2145571C1 (ru) * | 1995-08-15 | 2000-02-20 | Общество с ограниченной ответственностью НПО "Невохим" | Способ получения фосфорной кислоты |
| BE1016065A3 (fr) * | 2004-06-01 | 2006-02-07 | Prayon Technologies | Procede de production d'acide phosphorique. |
| CN118026116B (zh) * | 2024-04-02 | 2024-09-06 | 新洋丰农业科技股份有限公司 | 一种利用磷酸一铵母液制备磷酸二铵的方法 |
-
0
- NL NL293253D patent/NL293253A/xx unknown
- BE BE633677D patent/BE633677A/xx unknown
- GB GB1052986D patent/GB1052986A/en active Active
-
1963
- 1963-05-21 DE DE1963P0031856 patent/DE1237074B/de active Pending
- 1963-06-20 FI FI125963A patent/FI43310B/fi active
- 1963-06-28 ES ES0289514A patent/ES289514A1/es not_active Expired
- 1963-06-28 CH CH804663A patent/CH417548A/fr unknown
- 1963-06-28 SE SE7213/63A patent/SE315871B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE633677A (en, 2012) | |
| FI43310B (en, 2012) | 1970-11-30 |
| NL293253A (en, 2012) | |
| CH417548A (fr) | 1966-07-31 |
| GB1052986A (en, 2012) | |
| DE1237074B (de) | 1967-03-23 |
| SE315871B (en, 2012) | 1969-10-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0522234A1 (en) | Method for extracting rare-earth elements from phosphate ore | |
| ES289514A1 (es) | Perfeccionamientos en la fabricaciën en continuo de acido fosfërico | |
| US2666688A (en) | Method of making stable cupric hydroxide | |
| GB1205122A (en) | Process for the production of phosphoric acid | |
| US2312047A (en) | Fluorine removal from phosphate liquors | |
| US2656266A (en) | Method for reducing the acidity of nitric acid-calcium nitrate compositions containing phosphate ions | |
| Pratt et al. | Reactions of phosphate with soluble and exchangeable nickel | |
| DE931223C (de) | Verfahren zur Reinigung von Calciumchlorid | |
| US2719075A (en) | Purification of alkali metal sulfite liquors | |
| DE2930825C2 (en, 2012) | ||
| US3393233A (en) | Method for recovering ethylene diamine tetraacetic acid | |
| US2126793A (en) | Removing fluorides from water | |
| US3544298A (en) | Low magnesium ammonium polyphosphate solutions | |
| US3153030A (en) | Fining of gelatin solutions with phosphates | |
| SU556109A1 (ru) | Способ получени фосфорной кислоты | |
| SU779298A1 (ru) | Способ получени тиосульфата аммони | |
| DE1190449B (de) | Verfahren zur Gewinnung eines zur Herstellung von Aluminium geeigneten Kryoliths aus Fluor und Phosphorverbindungen enthaltenden Gasen | |
| DE610786C (de) | Verfahren zur kontinuierlichen Verarbeitung von Calciumsulfat und Ammoncarbonat zu Ammonsulfat | |
| DE579629C (de) | Verfahren zur Gewinnung von Phosphorsaeure oder Phosphaten | |
| US3244689A (en) | Fining gelatin solutions with basic aluminum hydrate | |
| US2535986A (en) | Purification of phosphor components | |
| DE607198C (de) | Reinigen von Dinatriumphosphat | |
| DE663710C (de) | Verfahren zur Herstellung von Alkalisulfiden | |
| GB852538A (en) | Process for enriching natural phosphates | |
| DE1034189B (de) | Verfahren zur Herstellung von 2-Hydroxy-4-amino-benzoe-saeurephenylester |