ES442528A1 - Procedimiento para la preparacion de soluciones puras de fosfatos de metales alcalinos por neutralizacion de acido fosforico de procedimiento en humedo. - Google Patents
Procedimiento para la preparacion de soluciones puras de fosfatos de metales alcalinos por neutralizacion de acido fosforico de procedimiento en humedo.Info
- Publication number
- ES442528A1 ES442528A1 ES442528A ES442528A ES442528A1 ES 442528 A1 ES442528 A1 ES 442528A1 ES 442528 A ES442528 A ES 442528A ES 442528 A ES442528 A ES 442528A ES 442528 A1 ES442528 A1 ES 442528A1
- Authority
- ES
- Spain
- Prior art keywords
- metal phosphate
- alkali metal
- phosphoric acid
- wet
- phosphate solution
- 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 8
- 229910000318 alkali metal phosphate Inorganic materials 0.000 title abstract 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 title abstract 4
- 239000010802 sludge Substances 0.000 abstract 4
- 239000003513 alkali Substances 0.000 abstract 3
- 229910001463 metal phosphate Inorganic materials 0.000 abstract 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 238000006386 neutralization reaction Methods 0.000 abstract 2
- 239000007787 solid Substances 0.000 abstract 2
- 239000000725 suspension Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical class [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- 235000019353 potassium silicate Nutrition 0.000 abstract 1
- 238000005201 scrubbing Methods 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 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)
- Treatment Of Sludge (AREA)
- Fertilizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2461064A DE2461064C2 (de) | 1974-12-23 | 1974-12-23 | Verfahren zur Herstellung reiner Alkaliphosphatlösungen aus Naßverfahrensphosphorsäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES442528A1 true ES442528A1 (es) | 1977-04-16 |
Family
ID=5934389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES442528A Expired ES442528A1 (es) | 1974-12-23 | 1975-11-11 | Procedimiento para la preparacion de soluciones puras de fosfatos de metales alcalinos por neutralizacion de acido fosforico de procedimiento en humedo. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4100261A (enExample) |
| BE (1) | BE836922A (enExample) |
| DE (1) | DE2461064C2 (enExample) |
| ES (1) | ES442528A1 (enExample) |
| FR (1) | FR2295912A1 (enExample) |
| GB (1) | GB1490936A (enExample) |
| NL (1) | NL170840C (enExample) |
| SE (1) | SE405591B (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ZA801758B (en) * | 1979-04-04 | 1981-03-25 | Mobil Oil Corp | Steam-resistant zeolite catalyst |
| DE3437685C2 (de) * | 1984-10-15 | 1987-03-12 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Herstellung einer vanadiumarmen Alkaliphosphatlösung |
| US4704263A (en) * | 1985-06-24 | 1987-11-03 | Advanced Separation Technologies Incorporated | Production of potassium phosphates by ion exchange |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1767631C3 (de) * | 1968-05-30 | 1973-11-15 | Knapsack Ag, 5033 Huerth-Knapsack | Verfahren zur Herstellung von Al kahphosphaten aus den bei der Neutrall sation roher Naßverfahrensphosphorsaure anfallenden Schlammen |
| DE2035505C3 (de) * | 1970-07-17 | 1974-06-12 | Knapsack Ag, 5033 Huerth-Knapsack | Verfahren zur Herstellung reiner Alkaliphosphatlösungen |
-
1974
- 1974-12-23 DE DE2461064A patent/DE2461064C2/de not_active Expired
-
1975
- 1975-11-11 ES ES442528A patent/ES442528A1/es not_active Expired
- 1975-11-26 SE SE7513304A patent/SE405591B/xx not_active IP Right Cessation
- 1975-12-12 GB GB51009/75A patent/GB1490936A/en not_active Expired
- 1975-12-15 US US05/640,772 patent/US4100261A/en not_active Expired - Lifetime
- 1975-12-18 NL NLAANVRAGE7514780,A patent/NL170840C/xx not_active IP Right Cessation
- 1975-12-22 BE BE162985A patent/BE836922A/xx not_active IP Right Cessation
- 1975-12-23 FR FR7539572A patent/FR2295912A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2295912B1 (enExample) | 1981-06-19 |
| SE7513304L (sv) | 1976-06-24 |
| DE2461064C2 (de) | 1984-03-01 |
| FR2295912A1 (fr) | 1976-07-23 |
| GB1490936A (en) | 1977-11-02 |
| US4100261A (en) | 1978-07-11 |
| NL170840C (nl) | 1983-01-03 |
| DE2461064A1 (de) | 1976-06-24 |
| BE836922A (fr) | 1976-06-22 |
| NL7514780A (nl) | 1976-06-25 |
| SE405591B (sv) | 1978-12-18 |
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