OA02293A - Procédé de fabrication d'acide phosphorique. - Google Patents
Procédé de fabrication d'acide phosphorique.Info
- Publication number
- OA02293A OA02293A OA52711A OA52711A OA02293A OA 02293 A OA02293 A OA 02293A OA 52711 A OA52711 A OA 52711A OA 52711 A OA52711 A OA 52711A OA 02293 A OA02293 A OA 02293A
- Authority
- OA
- OAPI
- Prior art keywords
- phosphoric acid
- manufacturing phosphoric
- manufacturing
- acid
- phosphoric
- Prior art date
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
- C01B25/18—Phosphoric acid
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
- C01B25/2204—Arrangements of vessels used in reacting phosphate-containing material in wet process
-
- 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
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
- C01B25/222—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen
- C01B25/223—Preparation by reacting phosphate-containing material with an acid, e.g. wet process with sulfuric acid, a mixture of acids mainly consisting of sulfuric acid or a mixture of compounds forming it in situ, e.g. a mixture of sulfur dioxide, water and oxygen only one form of calcium sulfate being formed
- C01B25/225—Dihydrate process
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US54364866A | 1966-04-19 | 1966-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| OA02293A true OA02293A (fr) | 1970-05-05 |
Family
ID=24168946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| OA52711A OA02293A (fr) | 1966-04-19 | 1967-01-05 | Procédé de fabrication d'acide phosphorique. |
Country Status (1)
| Country | Link |
|---|---|
| OA (1) | OA02293A (fr) |
-
1967
- 1967-01-05 OA OA52711A patent/OA02293A/fr unknown
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