ES310712A2 - Procedimiento de concentraciën de acido fosfërico - Google Patents
Procedimiento de concentraciën de acido fosfëricoInfo
- Publication number
- ES310712A2 ES310712A2 ES0310712A ES310712A ES310712A2 ES 310712 A2 ES310712 A2 ES 310712A2 ES 0310712 A ES0310712 A ES 0310712A ES 310712 A ES310712 A ES 310712A ES 310712 A2 ES310712 A2 ES 310712A2
- Authority
- ES
- Spain
- Prior art keywords
- phosphate
- aqueous solutions
- concentrating
- improvements relating
- sodium phosphate
- 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
- 239000004254 Ammonium phosphate Substances 0.000 title abstract 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 title abstract 2
- 235000019289 ammonium phosphates Nutrition 0.000 title abstract 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 239000001488 sodium phosphate Substances 0.000 title abstract 2
- 229910000162 sodium phosphate Inorganic materials 0.000 title abstract 2
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 title abstract 2
- 239000007864 aqueous solution Substances 0.000 title 1
- 229910019142 PO4 Inorganic materials 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 2
- 239000010452 phosphate Substances 0.000 abstract 2
- 239000001117 sulphuric acid Substances 0.000 abstract 2
- 235000011149 sulphuric acid Nutrition 0.000 abstract 2
- 238000007865 diluting Methods 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C01B25/26—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
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
-
- 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
- C01B25/2343—Concentration concomitant with purification, e.g. elimination of fluorine
- C01B25/2346—Concentration
-
- 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
- C01B25/308—Methods for converting an alkali metal orthophosphate into another one; Purification; Decolorasing; Dehydrating; Drying
-
- 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)
- Crystals, And After-Treatments Of Crystals (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR967997A FR86067E (fr) | 1964-03-19 | 1964-03-19 | Procédé de concentration d'acide phosphorique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES310712A2 true ES310712A2 (es) | 1966-01-01 |
Family
ID=8825922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES0310712A Expired ES310712A2 (es) | 1964-03-19 | 1965-03-18 | Procedimiento de concentraciën de acido fosfërico |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE661061A (en, 2012) |
| DE (1) | DE1542594A1 (en, 2012) |
| ES (1) | ES310712A2 (en, 2012) |
| FR (1) | FR86067E (en, 2012) |
| GB (1) | GB1101332A (en, 2012) |
| NL (1) | NL6503407A (en, 2012) |
-
1964
- 1964-03-19 FR FR967997A patent/FR86067E/fr not_active Expired
-
1965
- 1965-03-12 BE BE661061D patent/BE661061A/xx unknown
- 1965-03-17 NL NL6503407A patent/NL6503407A/xx unknown
- 1965-03-18 DE DE19651542594 patent/DE1542594A1/de active Pending
- 1965-03-18 ES ES0310712A patent/ES310712A2/es not_active Expired
- 1965-03-18 GB GB1149365A patent/GB1101332A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE661061A (en, 2012) | 1965-07-01 |
| DE1542594A1 (de) | 1970-07-16 |
| GB1101332A (en) | 1968-01-31 |
| FR86067E (fr) | 1965-12-03 |
| NL6503407A (en, 2012) | 1965-09-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD2A | Announcement of lapse in spain |
Effective date: 20170628 |