ES447972A1 - Procedimiento para la preparacion de soluciones de fosfatos de metales alcalinos pobres en vanadio. - Google Patents
Procedimiento para la preparacion de soluciones de fosfatos de metales alcalinos pobres en vanadio.Info
- Publication number
- ES447972A1 ES447972A1 ES447972A ES447972A ES447972A1 ES 447972 A1 ES447972 A1 ES 447972A1 ES 447972 A ES447972 A ES 447972A ES 447972 A ES447972 A ES 447972A ES 447972 A1 ES447972 A1 ES 447972A1
- Authority
- ES
- Spain
- Prior art keywords
- vanadium
- alkali metal
- metal phosphate
- production
- phosphate solutions
- 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
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 |
---|---|
ES447972A1 true ES447972A1 (es) | 1977-06-16 |
Family
ID=5950156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES447972A Expired ES447972A1 (es) | 1975-06-28 | 1976-05-14 | Procedimiento para la preparacion de soluciones de fosfatos de metales alcalinos pobres en vanadio. |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE843493A (es) |
DE (1) | DE2528896C2 (es) |
ES (1) | ES447972A1 (es) |
FR (1) | FR2317223A1 (es) |
GB (1) | GB1485599A (es) |
NL (1) | NL7606986A (es) |
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 (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
---|---|
NL7606986A (nl) | 1976-12-30 |
GB1485599A (en) | 1977-09-14 |
DE2528896C2 (de) | 1984-07-12 |
BE843493A (fr) | 1976-12-28 |
FR2317223B1 (es) | 1979-06-22 |
FR2317223A1 (fr) | 1977-02-04 |
DE2528896A1 (de) | 1977-01-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 19981001 |