BE741379A - - Google Patents
Info
- Publication number
- BE741379A BE741379A BE741379DA BE741379A BE 741379 A BE741379 A BE 741379A BE 741379D A BE741379D A BE 741379DA BE 741379 A BE741379 A BE 741379A
- Authority
- BE
- Belgium
Links
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 |
|---|---|---|---|
| GB5419568A GB1278247A (en) | 1968-11-15 | 1968-11-15 | Phosphoric acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE741379A true BE741379A (de) | 1970-05-06 |
Family
ID=10470229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE741379D BE741379A (de) | 1968-11-15 | 1969-11-06 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE741379A (de) |
| FR (1) | FR2023397A1 (de) |
| GB (1) | GB1278247A (de) |
| NL (1) | NL161419B (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5851884B2 (ja) * | 1975-08-13 | 1983-11-18 | 日産化学工業株式会社 | 濾過性の良好な半水石膏を含有する高濃度燐酸の製造方法 |
| US4853201A (en) * | 1988-07-11 | 1989-08-01 | Occidental Chemical Corporation | Recovery of P2 O5 values from phosphoric acid hemihydrate crystals |
| US5236679A (en) * | 1992-05-06 | 1993-08-17 | Freeport-Mcmoran Resource Partners | Removal of aluminum contamination during production of phosphoric acid |
-
1968
- 1968-11-15 GB GB5419568A patent/GB1278247A/en not_active Expired
-
1969
- 1969-11-05 NL NL6916679A patent/NL161419B/xx not_active Application Discontinuation
- 1969-11-06 BE BE741379D patent/BE741379A/xx unknown
- 1969-11-14 FR FR6939140A patent/FR2023397A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| FR2023397A1 (de) | 1970-08-21 |
| NL6916679A (de) | 1970-05-20 |
| GB1278247A (en) | 1972-06-21 |
| NL161419B (nl) | 1979-09-17 |