BE876325A - Procede de preparation de phosphate monocalcique et d'acide phosphorique par acidulation de phosphate naturel avec de l'acide phosphorique - Google Patents
Procede de preparation de phosphate monocalcique et d'acide phosphorique par acidulation de phosphate naturel avec de l'acide phosphoriqueInfo
- Publication number
- BE876325A BE876325A BE0/195218A BE195218A BE876325A BE 876325 A BE876325 A BE 876325A BE 0/195218 A BE0/195218 A BE 0/195218A BE 195218 A BE195218 A BE 195218A BE 876325 A BE876325 A BE 876325A
- Authority
- BE
- Belgium
- Prior art keywords
- phosphoric acid
- phosphate
- acidulation
- preparation
- natural
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/20—Halides
- C01F11/22—Fluorides
-
- 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
- C01B25/26—Phosphates
- C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
- C01B25/328—Defluorination during or after the preparation
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B11/00—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes
- C05B11/04—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid
- C05B11/10—Fertilisers produced by wet-treating or leaching raw materials either with acids in such amounts and concentrations as to yield solutions followed by neutralisation, or with alkaline lyes using mineral acid using orthophosphoric acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Fertilizers (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Removal Of Specific Substances (AREA)
- Silicon Compounds (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/930,147 US4160657A (en) | 1978-01-19 | 1978-08-02 | Preparation of monocalcium phosphate and phosphoric acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE876325A true BE876325A (fr) | 1979-11-19 |
Family
ID=25458980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE0/195218A BE876325A (fr) | 1978-08-02 | 1979-05-17 | Procede de preparation de phosphate monocalcique et d'acide phosphorique par acidulation de phosphate naturel avec de l'acide phosphorique |
Country Status (13)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS586530B2 (ja) * | 1976-09-06 | 1983-02-04 | ライオン株式会社 | 複合エマルジヨン |
| JPS58143831A (ja) * | 1982-02-22 | 1983-08-26 | Taihoo Kogyo Kk | Ｗ／ｏ／ｗ複合エマルジヨン |
| JPS6016546A (ja) * | 1983-07-07 | 1985-01-28 | Meiji Milk Prod Co Ltd | ホイップ用クリーム |
| JPS6016542A (ja) * | 1983-07-07 | 1985-01-28 | Meiji Milk Prod Co Ltd | コーヒークリーム |
| JPS60102137A (ja) * | 1983-07-08 | 1985-06-06 | Meiji Milk Prod Co Ltd | 合成乳及び合成濃縮乳 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2218382C3 (de) * | 1972-04-15 | 1975-08-21 | Gebrueder Giulini Gmbh, 6700 Ludwigshafen | Verfahren zur Herstellung von reinem Calciumsulfat beim Phosphorsäurenaßaufschluß |
| IL48207A (en) * | 1974-10-07 | 1978-12-17 | Pennzoil Co | Production of fluoride-free phosphates |
| US4055626A (en) * | 1976-06-15 | 1977-10-25 | Pennzoil Company | Method of producing fluoride-free phosphoric acid |
-
1979
- 1979-05-04 CA CA326,914A patent/CA1115483A/en not_active Expired
- 1979-05-08 ZA ZA792199A patent/ZA792199B/xx unknown
- 1979-05-14 FR FR7912214A patent/FR2432477A1/fr active Granted
- 1979-05-14 ES ES480523A patent/ES480523A1/es not_active Expired
- 1979-05-16 IL IL57301A patent/IL57301A/xx unknown
- 1979-05-17 BR BR7903045A patent/BR7903045A/pt unknown
- 1979-05-17 BE BE0/195218A patent/BE876325A/xx not_active IP Right Cessation
- 1979-05-17 GB GB7917161A patent/GB2026996B/en not_active Expired
- 1979-05-18 MA MA18633A patent/MA18439A1/fr unknown
- 1979-05-19 IN IN522/CAL/79A patent/IN150442B/en unknown
- 1979-05-21 JP JP54062556A patent/JPS5827207B2/ja not_active Expired
- 1979-06-01 IT IT12625/79A patent/IT1194869B/it active
- 1979-07-30 DE DE19792930825 patent/DE2930825A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5523087A (en) | 1980-02-19 |
| FR2432477B1 (enrdf_load_stackoverflow) | 1984-05-11 |
| IN150442B (enrdf_load_stackoverflow) | 1982-10-09 |
| ZA792199B (en) | 1980-05-28 |
| DE2930825C2 (enrdf_load_stackoverflow) | 1988-01-07 |
| ES480523A1 (es) | 1980-01-16 |
| IT7912625A0 (it) | 1979-06-01 |
| GB2026996A (en) | 1980-02-13 |
| DE2930825A1 (de) | 1980-02-21 |
| GB2026996B (en) | 1982-09-02 |
| FR2432477A1 (fr) | 1980-02-29 |
| IL57301A (en) | 1982-07-30 |
| IT1194869B (it) | 1988-09-28 |
| MA18439A1 (fr) | 1979-12-31 |
| JPS5827207B2 (ja) | 1983-06-08 |
| CA1115483A (en) | 1982-01-05 |
| BR7903045A (pt) | 1980-03-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: PENNZOIL CY Effective date: 19920531 |