FR672811A - Process for the recovery and simultaneous use of sulfuric acid obtained in the form of plaster during the manufacture of phosphoric acid from phosphates and sulfuric acid - Google Patents
Process for the recovery and simultaneous use of sulfuric acid obtained in the form of plaster during the manufacture of phosphoric acid from phosphates and sulfuric acidInfo
- Publication number
- FR672811A FR672811A FR672811DA FR672811A FR 672811 A FR672811 A FR 672811A FR 672811D A FR672811D A FR 672811DA FR 672811 A FR672811 A FR 672811A
- Authority
- FR
- France
- Prior art keywords
- sulfuric acid
- phosphates
- recovery
- manufacture
- simultaneous use
- 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
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title 2
- 229910019142 PO4 Inorganic materials 0.000 title 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 235000021317 phosphate Nutrition 0.000 title 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 title 1
- 239000011505 plaster Substances 0.000 title 1
- 238000011084 recovery 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
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE309604X | 1928-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR672811A true FR672811A (en) | 1930-01-07 |
Family
ID=6122069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR672811D Expired FR672811A (en) | 1928-04-13 | 1929-04-08 | Process for the recovery and simultaneous use of sulfuric acid obtained in the form of plaster during the manufacture of phosphoric acid from phosphates and sulfuric acid |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE359697A (en) |
| FR (1) | FR672811A (en) |
| GB (1) | GB309604A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2528103A (en) * | 1946-01-07 | 1950-10-31 | Robert M Willson | Method of producing sulfuric acid and hydraulic cement from gypsum |
-
0
- BE BE359697D patent/BE359697A/xx unknown
-
1929
- 1929-04-08 FR FR672811D patent/FR672811A/en not_active Expired
- 1929-04-12 GB GB11407/29A patent/GB309604A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE359697A (en) | |
| GB309604A (en) | 1930-07-10 |
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