ES293198A1 - Metodo y aparato de purificaciën del acido fosfërico en su fase de fabricaciën - Google Patents
Metodo y aparato de purificaciën del acido fosfërico en su fase de fabricaciënInfo
- Publication number
- ES293198A1 ES293198A1 ES0293198A ES293198A ES293198A1 ES 293198 A1 ES293198 A1 ES 293198A1 ES 0293198 A ES0293198 A ES 0293198A ES 293198 A ES293198 A ES 293198A ES 293198 A1 ES293198 A1 ES 293198A1
- Authority
- ES
- Spain
- Prior art keywords
- phosphates
- silica
- phosphoric acid
- sulphuric acid
- iron
- 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
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)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR914906A FR1374998A (fr) | 1962-11-09 | 1962-11-09 | Procédé d'épuration, dans la phase de fabrication, de l'acide phosphorique et appareillage permettant la mise en oeuvre d'un tel procédé |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES293198A1 true ES293198A1 (es) | 1964-01-01 |
Family
ID=8790471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES0293198A Expired ES293198A1 (es) | 1962-11-09 | 1963-11-05 | Metodo y aparato de purificaciën del acido fosfërico en su fase de fabricaciën |
Country Status (11)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2719701C3 (de) * | 1976-05-06 | 1986-10-02 | W.R. Grace & Co., New York, N.Y. | Verfahren zur Überführung von Naßphosphorsäure in eine nicht zu Ausfällungen neigende konzentrierte Phosphorsäure |
| AU499517B2 (en) * | 1978-03-06 | 1979-04-26 | W. R. Grace & Co | Treating wet-process phosphoric acid |
| FR2548653B1 (fr) * | 1983-07-05 | 1986-11-07 | Rhone Poulenc Chim Base | Procede de fabrication d'acide phosphorique |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE465427A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1945-04-13 |
-
0
- NL NL131991D patent/NL131991C/xx active
- NL NL300215D patent/NL300215A/xx unknown
- BE BE638821D patent/BE638821A/xx unknown
-
1962
- 1962-11-09 FR FR914906A patent/FR1374998A/fr not_active Expired
-
1963
- 1963-10-21 GB GB41411/63A patent/GB1010107A/en not_active Expired
- 1963-10-22 LU LU44671D patent/LU44671A1/xx unknown
- 1963-10-23 DE DES87986A patent/DE1299612B/de active Pending
- 1963-11-04 DK DK517163AA patent/DK103773C/da active
- 1963-11-05 ES ES0293198A patent/ES293198A1/es not_active Expired
- 1963-11-06 BR BR154393/63A patent/BR6354393D0/pt unknown
- 1963-11-07 SE SE12248/63A patent/SE314359B/xx unknown
-
1964
- 1964-01-27 OA OA50003A patent/OA00055A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR6354393D0 (pt) | 1973-06-12 |
| OA00055A (fr) | 1966-01-15 |
| SE314359B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-09-08 |
| GB1010107A (en) | 1965-11-17 |
| DK103773C (da) | 1966-02-21 |
| LU44671A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1964-04-22 |
| BE638821A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| FR1374998A (fr) | 1964-10-16 |
| NL131991C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| NL300215A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| DE1299612B (de) | 1969-07-24 |
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