GB1485599A - Production of aqueous alkali metal phosphate solutions of low vanadium content - Google Patents
Production of aqueous alkali metal phosphate solutions of low vanadium contentInfo
- Publication number
- GB1485599A GB1485599A GB2452776A GB2452776A GB1485599A GB 1485599 A GB1485599 A GB 1485599A GB 2452776 A GB2452776 A GB 2452776A GB 2452776 A GB2452776 A GB 2452776A GB 1485599 A GB1485599 A GB 1485599A
- Authority
- GB
- United Kingdom
- Prior art keywords
- alkali metal
- iron
- aqueous alkali
- production
- metal 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
- 229910052720 vanadium Inorganic materials 0.000 title abstract 4
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 title abstract 4
- 229910000318 alkali metal phosphate Inorganic materials 0.000 title abstract 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract 2
- 229910052742 iron Inorganic materials 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- 229910019142 PO4 Inorganic materials 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- RAQDACVRFCEPDA-UHFFFAOYSA-L ferrous carbonate Chemical compound [Fe+2].[O-]C([O-])=O RAQDACVRFCEPDA-UHFFFAOYSA-L 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- 239000002244 precipitate Substances 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
- C01B25/30—Alkali metal phosphates
- C01B25/301—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates
- C01B25/303—Preparation from liquid orthophosphoric acid or from an acid solution or suspension of orthophosphates with elimination of impurities
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
- Compounds Of Iron (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752528896 DE2528896C2 (de) | 1975-06-28 | 1975-06-28 | Verfahren zur Herstellung einer vanadiumarmen Alkaliphosphatlösung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1485599A true GB1485599A (en) | 1977-09-14 |
Family
ID=5950156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2452776A Expired GB1485599A (en) | 1975-06-28 | 1976-06-14 | Production of aqueous alkali metal phosphate solutions of low vanadium content |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE843493A (enExample) |
| DE (1) | DE2528896C2 (enExample) |
| ES (1) | ES447972A1 (enExample) |
| FR (1) | FR2317223A1 (enExample) |
| GB (1) | GB1485599A (enExample) |
| NL (1) | NL7606986A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3437689A1 (de) * | 1984-10-15 | 1986-04-17 | Hoechst Ag, 6230 Frankfurt | Vorrichtung zur reduktion von eisen und vanadium in phosphorsaurer loesung |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1065388B (enExample) * | 1959-09-17 | |||
| FR1191558A (fr) * | 1957-03-19 | 1959-10-20 | Saint Gobain | Préparation de phosphates alcalins incolores |
| US3305305A (en) * | 1962-12-26 | 1967-02-21 | Hooker Chemical Corp | Purification of phosphate solutions |
| US3493336A (en) * | 1964-06-18 | 1970-02-03 | Electric Reduction Co | Manufacture of alkali metal phosphates |
| GB1102381A (en) * | 1964-06-18 | 1968-02-07 | Marchon Products Ltd | Improvements in the manufacture of alkali metal phosphates |
| DE1567619C3 (de) * | 1965-05-15 | 1974-08-15 | Knapsack Ag, 5033 Huerth-Knapsack | Verfahren zur Herstellung von vanadiumarmen Alkaliphosphaten |
| US3421845A (en) * | 1965-06-07 | 1969-01-14 | Hooker Chemical Corp | Production of sodium phosphates |
-
1975
- 1975-06-28 DE DE19752528896 patent/DE2528896C2/de not_active Expired
-
1976
- 1976-05-14 ES ES447972A patent/ES447972A1/es not_active Expired
- 1976-06-14 GB GB2452776A patent/GB1485599A/en not_active Expired
- 1976-06-25 NL NL7606986A patent/NL7606986A/xx not_active Application Discontinuation
- 1976-06-28 FR FR7619622A patent/FR2317223A1/fr active Granted
- 1976-06-28 BE BE168378A patent/BE843493A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BE843493A (fr) | 1976-12-28 |
| ES447972A1 (es) | 1977-06-16 |
| FR2317223B1 (enExample) | 1979-06-22 |
| NL7606986A (nl) | 1976-12-30 |
| FR2317223A1 (fr) | 1977-02-04 |
| DE2528896C2 (de) | 1984-07-12 |
| DE2528896A1 (de) | 1977-01-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |