AU413388B2 - Improvements inthe manufacture of phosphoric acid - Google Patents
Improvements inthe manufacture of phosphoric acidInfo
- Publication number
- AU413388B2 AU413388B2 AU67763/65A AU6776365A AU413388B2 AU 413388 B2 AU413388 B2 AU 413388B2 AU 67763/65 A AU67763/65 A AU 67763/65A AU 6776365 A AU6776365 A AU 6776365A AU 413388 B2 AU413388 B2 AU 413388B2
- Authority
- AU
- Australia
- Prior art keywords
- phosphoric acid
- improvements inthe
- inthe manufacture
- manufacture
- phosphoric
- 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 2
- 229910000147 aluminium phosphate Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 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
- C01B25/22—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
-
- 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
- C01B25/237—Selective elimination of impurities
- C01B25/2372—Anionic impurities, e.g. silica or boron compounds
- C01B25/2377—Sulfate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU67763/65A AU413388B2 (en) | 1966-11-18 | 1966-11-18 | Improvements inthe manufacture of phosphoric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU67763/65A AU413388B2 (en) | 1966-11-18 | 1966-11-18 | Improvements inthe manufacture of phosphoric acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU6776365A AU6776365A (en) | 1968-05-23 |
| AU413388B2 true AU413388B2 (en) | 1971-05-24 |
Family
ID=3751940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU67763/65A Expired AU413388B2 (en) | 1966-11-18 | 1966-11-18 | Improvements inthe manufacture of phosphoric acid |
Country Status (1)
| Country | Link |
|---|---|
| AU (1) | AU413388B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111646443B (en) * | 2020-07-23 | 2023-05-30 | 湖北祥云(集团)化工股份有限公司 | Wet-process phosphoric acid desulfurization method and system |
-
1966
- 1966-11-18 AU AU67763/65A patent/AU413388B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU6776365A (en) | 1968-05-23 |
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