GB1092055A - Process for the production of phosphoric acid - Google Patents
Process for the production of phosphoric acidInfo
- Publication number
- GB1092055A GB1092055A GB849765A GB849765A GB1092055A GB 1092055 A GB1092055 A GB 1092055A GB 849765 A GB849765 A GB 849765A GB 849765 A GB849765 A GB 849765A GB 1092055 A GB1092055 A GB 1092055A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phosphoric acid
- mixture
- acid
- concentration
- filter
- 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 20
- 229910000147 aluminium phosphate Inorganic materials 0.000 title abstract 10
- 238000000034 method Methods 0.000 title abstract 4
- 239000000203 mixture Substances 0.000 abstract 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 8
- 239000001117 sulphuric acid Substances 0.000 abstract 8
- 235000011149 sulphuric acid Nutrition 0.000 abstract 8
- 239000002002 slurry Substances 0.000 abstract 5
- 239000010440 gypsum Substances 0.000 abstract 4
- 229910052602 gypsum Inorganic materials 0.000 abstract 4
- 239000000047 product Substances 0.000 abstract 4
- 239000002253 acid Substances 0.000 abstract 3
- 239000013078 crystal Substances 0.000 abstract 3
- 239000001506 calcium phosphate Substances 0.000 abstract 2
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 abstract 2
- 230000007812 deficiency Effects 0.000 abstract 2
- 239000000706 filtrate Substances 0.000 abstract 2
- 239000011435 rock Substances 0.000 abstract 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 abstract 1
- 229910019142 PO4 Inorganic materials 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- YYRMJZQKEFZXMX-UHFFFAOYSA-L calcium bis(dihydrogenphosphate) Chemical compound [Ca+2].OP(O)([O-])=O.OP(O)([O-])=O YYRMJZQKEFZXMX-UHFFFAOYSA-L 0.000 abstract 1
- 229910000389 calcium phosphate Inorganic materials 0.000 abstract 1
- 235000011010 calcium phosphates Nutrition 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 230000029087 digestion Effects 0.000 abstract 1
- 150000004683 dihydrates Chemical class 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 239000012065 filter cake Substances 0.000 abstract 1
- 229910052731 fluorine Inorganic materials 0.000 abstract 1
- 239000011737 fluorine Substances 0.000 abstract 1
- 230000014759 maintenance of location Effects 0.000 abstract 1
- 229910000150 monocalcium phosphate Inorganic materials 0.000 abstract 1
- 235000019691 monocalcium phosphate Nutrition 0.000 abstract 1
- 239000010452 phosphate Substances 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 239000002367 phosphate rock Substances 0.000 abstract 1
- 230000003134 recirculating effect Effects 0.000 abstract 1
- 238000011084 recovery Methods 0.000 abstract 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 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)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US34997264A | 1964-03-06 | 1964-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1092055A true GB1092055A (en) | 1967-11-22 |
Family
ID=23374752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB849765A Expired GB1092055A (en) | 1964-03-06 | 1965-02-26 | Process for the production of phosphoric acid |
Country Status (10)
| Country | Link |
|---|---|
| BE (1) | BE660643A (enrdf_load_stackoverflow) |
| DE (1) | DE1542643B2 (enrdf_load_stackoverflow) |
| DK (1) | DK121162B (enrdf_load_stackoverflow) |
| ES (1) | ES310115A1 (enrdf_load_stackoverflow) |
| FR (1) | FR1534672A (enrdf_load_stackoverflow) |
| GB (1) | GB1092055A (enrdf_load_stackoverflow) |
| IL (1) | IL23072A (enrdf_load_stackoverflow) |
| NL (1) | NL6502816A (enrdf_load_stackoverflow) |
| NO (1) | NO119476B (enrdf_load_stackoverflow) |
| SE (1) | SE316153B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524423A (zh) * | 2022-03-16 | 2022-05-24 | 山东永达环保科技有限公司 | 一种化学法酸洗废磷酸的再生装置 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2171861A1 (en) * | 1972-02-11 | 1973-09-28 | Cerphos | Phosphoric acid prodn - with wet screening of digester product |
| LU84713A1 (fr) * | 1983-03-25 | 1984-11-14 | Prayon Soc | Procede et preparation d'acide phosphorique et de sulfate de calcium hemihydrate alpha |
| US4853201A (en) * | 1988-07-11 | 1989-08-01 | Occidental Chemical Corporation | Recovery of P2 O5 values from phosphoric acid hemihydrate crystals |
-
1965
- 1965-02-26 GB GB849765A patent/GB1092055A/en not_active Expired
- 1965-02-28 IL IL2307265A patent/IL23072A/xx unknown
- 1965-03-03 NO NO15703865A patent/NO119476B/no unknown
- 1965-03-04 ES ES0310115A patent/ES310115A1/es not_active Expired
- 1965-03-04 BE BE660643D patent/BE660643A/xx unknown
- 1965-03-05 SE SE287865A patent/SE316153B/xx unknown
- 1965-03-05 DE DE19651542643 patent/DE1542643B2/de not_active Withdrawn
- 1965-03-05 NL NL6502816A patent/NL6502816A/xx unknown
- 1965-03-05 DK DK115365A patent/DK121162B/da unknown
- 1965-03-05 FR FR8156A patent/FR1534672A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114524423A (zh) * | 2022-03-16 | 2022-05-24 | 山东永达环保科技有限公司 | 一种化学法酸洗废磷酸的再生装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| NL6502816A (enrdf_load_stackoverflow) | 1965-09-07 |
| BE660643A (enrdf_load_stackoverflow) | 1965-09-06 |
| NO119476B (enrdf_load_stackoverflow) | 1970-05-25 |
| IL23072A (en) | 1969-05-28 |
| DK121162B (da) | 1971-09-20 |
| DE1542643A1 (de) | 1970-04-02 |
| SE316153B (enrdf_load_stackoverflow) | 1969-10-20 |
| ES310115A1 (es) | 1965-09-01 |
| DE1542643B2 (de) | 1971-11-18 |
| FR1534672A (fr) | 1968-08-02 |
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