GB457163A - Improvements in the production of phosphoric acid - Google Patents
Improvements in the production of phosphoric acidInfo
- Publication number
- GB457163A GB457163A GB8284/36A GB828436A GB457163A GB 457163 A GB457163 A GB 457163A GB 8284/36 A GB8284/36 A GB 8284/36A GB 828436 A GB828436 A GB 828436A GB 457163 A GB457163 A GB 457163A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phosphoric acid
- litres
- per cent
- washing
- acid
- 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 16
- 229910000147 aluminium phosphate Inorganic materials 0.000 title abstract 8
- 238000005406 washing Methods 0.000 abstract 5
- 229910019142 PO4 Inorganic materials 0.000 abstract 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 4
- 239000010452 phosphate Substances 0.000 abstract 4
- 239000001117 sulphuric acid Substances 0.000 abstract 4
- 235000011149 sulphuric acid Nutrition 0.000 abstract 4
- 239000002253 acid Substances 0.000 abstract 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 238000000926 separation method Methods 0.000 abstract 2
- 239000002002 slurry Substances 0.000 abstract 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 229910052791 calcium Inorganic materials 0.000 abstract 1
- 239000011575 calcium Substances 0.000 abstract 1
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 abstract 1
- 239000001175 calcium sulphate Substances 0.000 abstract 1
- 235000011132 calcium sulphate Nutrition 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000012065 filter cake Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- -1 raw phosphate Chemical compound 0.000 abstract 1
- 230000003134 recirculating effect Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- C01B25/22—Preparation by reacting phosphate-containing material with an acid, e.g. wet process
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE457163X | 1935-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB457163A true GB457163A (en) | 1936-11-23 |
Family
ID=6539275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8284/36A Expired GB457163A (en) | 1935-04-09 | 1936-03-19 | Improvements in the production of phosphoric acid |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE414395A (enrdf_load_stackoverflow) |
| FR (1) | FR803236A (enrdf_load_stackoverflow) |
| GB (1) | GB457163A (enrdf_load_stackoverflow) |
| NL (1) | NL46579C (enrdf_load_stackoverflow) |
-
0
- BE BE414395D patent/BE414395A/xx unknown
- NL NL46579D patent/NL46579C/xx active
-
1936
- 1936-02-27 FR FR803236D patent/FR803236A/fr not_active Expired
- 1936-03-19 GB GB8284/36A patent/GB457163A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL46579C (enrdf_load_stackoverflow) | |
| FR803236A (fr) | 1936-09-25 |
| BE414395A (enrdf_load_stackoverflow) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1205122A (en) | Process for the production of phosphoric acid | |
| GB1220963A (en) | Process for the production of phosphoric acid at a high concentration and gypsum by-product of improved quality | |
| US1902648A (en) | Method of leaching raw phosphate | |
| US2885263A (en) | Anhydrite process for phosphoric acid manufacture | |
| GB457163A (en) | Improvements in the production of phosphoric acid | |
| SU1223838A3 (ru) | Способ получени фосфорной кислоты | |
| US3984525A (en) | Manufacture of phosphoric acid | |
| US2384856A (en) | Manufacture of crude phosphoric acid | |
| GB515293A (en) | Improvements in and relating to the production of calcium sulphate | |
| US2338407A (en) | Phosphoric acid manufacture | |
| GB1328357A (en) | Wet process for the manufacture of phosphoric acid and caldium sulphate | |
| US2191754A (en) | Process of making aminosulphonic acid | |
| US2021527A (en) | Process of producing dicalcium phosphate and fertilizers containing same | |
| US1594547A (en) | Production of alpha-nitronaphthalene-beta-sulphonic acids | |
| GB1184585A (en) | A Method for Manufacturing Pure Gypsum. | |
| SU94877A1 (ru) | Способ получени роданида железа записного | |
| US2002342A (en) | Process for the production of caustic potash and oxalic acid | |
| US2485164A (en) | Process for treating gypsum obtained as a by-product of phosphoric acid manufacture | |
| SU1586999A1 (ru) | Способ получени фосфорной кислоты | |
| GB1092055A (en) | Process for the production of phosphoric acid | |
| GB435772A (en) | Improvements in and relating to the production of syngenite and to the production ofpotassium sulphate from potassium chloride | |
| SU842018A1 (ru) | Способ получени фосфорной кислоты | |
| US1671203A (en) | Method of preparing antimony sulphide | |
| US3513006A (en) | Process for the preparation of a mixed pigment | |
| SU713828A1 (ru) | Способ получени фосфорной кислоты и дигидрата сульфата кальци |