GB1199042A - Purification of Phosphoric Acid - Google Patents
Purification of Phosphoric AcidInfo
- Publication number
- GB1199042A GB1199042A GB16289/69A GB1628969A GB1199042A GB 1199042 A GB1199042 A GB 1199042A GB 16289/69 A GB16289/69 A GB 16289/69A GB 1628969 A GB1628969 A GB 1628969A GB 1199042 A GB1199042 A GB 1199042A
- Authority
- GB
- United Kingdom
- Prior art keywords
- water
- phosphoric acid
- acid
- extract
- added
- 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 14
- 229910000147 aluminium phosphate Inorganic materials 0.000 title abstract 7
- 238000000746 purification Methods 0.000 title 1
- 235000011007 phosphoric acid Nutrition 0.000 abstract 6
- 229960004838 phosphoric acid Drugs 0.000 abstract 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 3
- 239000012071 phase Substances 0.000 abstract 3
- 235000011149 sulphuric acid Nutrition 0.000 abstract 3
- 239000001117 sulphuric acid Substances 0.000 abstract 3
- 239000000243 solution Substances 0.000 abstract 2
- 239000002904 solvent Substances 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 239000008346 aqueous phase Substances 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
- 230000020477 pH reduction Effects 0.000 abstract 1
- 239000002367 phosphate rock Substances 0.000 abstract 1
- 238000013517 stratification 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
- C01B25/234—Purification; Stabilisation; Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL2107164 | 1964-03-30 | ||
| IL2625666 | 1966-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1199042A true GB1199042A (en) | 1970-07-15 |
Family
ID=11043989
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB16289/69A Expired GB1199042A (en) | 1964-03-30 | 1967-08-01 | Purification of Phosphoric Acid |
| GB32387/67A Expired GB1199041A (en) | 1964-03-30 | 1967-08-01 | Purification of Phosphoric Acid |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB32387/67A Expired GB1199041A (en) | 1964-03-30 | 1967-08-01 | Purification of Phosphoric Acid |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE1667557B2 (enrdf_load_stackoverflow) |
| FR (1) | FR92917E (enrdf_load_stackoverflow) |
| GB (2) | GB1199042A (enrdf_load_stackoverflow) |
| NL (1) | NL6710220A (enrdf_load_stackoverflow) |
| SE (1) | SE341177B (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3970741A (en) * | 1973-02-02 | 1976-07-20 | "Societe De Prayon" | Method for purifying phosphoric acid |
| US4277455A (en) | 1978-10-16 | 1981-07-07 | Albright & Wilson Limited | Process for purifying phosphoric acid |
-
1967
- 1967-07-24 NL NL6710220A patent/NL6710220A/xx unknown
- 1967-07-28 SE SE1094667A patent/SE341177B/xx unknown
- 1967-08-01 GB GB16289/69A patent/GB1199042A/en not_active Expired
- 1967-08-01 FR FR116429A patent/FR92917E/fr not_active Expired
- 1967-08-01 GB GB32387/67A patent/GB1199041A/en not_active Expired
- 1967-08-02 DE DE1967J0034305 patent/DE1667557B2/de not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3970741A (en) * | 1973-02-02 | 1976-07-20 | "Societe De Prayon" | Method for purifying phosphoric acid |
| US4277455A (en) | 1978-10-16 | 1981-07-07 | Albright & Wilson Limited | Process for purifying phosphoric acid |
Also Published As
| Publication number | Publication date |
|---|---|
| FR92917E (fr) | 1969-01-17 |
| NL6710220A (enrdf_load_stackoverflow) | 1968-02-05 |
| DE1667557A1 (de) | 1971-07-08 |
| GB1199041A (en) | 1970-07-15 |
| SE341177B (enrdf_load_stackoverflow) | 1971-12-20 |
| DE1667557B2 (de) | 1977-09-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 476 | Application for correction of clerical errors now open to opposition (sect. 76/1949) | ||
| PS | Patent sealed | ||
| PE | Patent expired |