FR2276262B1 - - Google Patents
Info
- Publication number
- FR2276262B1 FR2276262B1 FR7422031A FR7422031A FR2276262B1 FR 2276262 B1 FR2276262 B1 FR 2276262B1 FR 7422031 A FR7422031 A FR 7422031A FR 7422031 A FR7422031 A FR 7422031A FR 2276262 B1 FR2276262 B1 FR 2276262B1
- Authority
- FR
- France
- 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
- C01B25/46—Preparation involving solvent-solvent extraction
-
- 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
- C01B25/234—Purification; Stabilisation; Concentration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Extraction Or Liquid Replacement (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Fertilizers (AREA)
Priority Applications (16)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7422031A FR2276262A1 (fr) | 1974-06-25 | 1974-06-25 | Procede de purification d'acide phosphorique |
IT68112/75A IT1032792B (it) | 1974-06-25 | 1975-04-30 | Procedimento per la purificazione dell acido fosforico |
IL47397A IL47397A (en) | 1974-06-25 | 1975-06-01 | Purification of phosphoric acid |
BE157007A BE829841A (fr) | 1974-06-25 | 1975-06-04 | Procede de purification d'acide phosphorique |
OA55534A OA05035A (fr) | 1974-06-25 | 1975-06-23 | Procédé de purification d'acide phosphorique. |
DD186833A DD118048A5 (da) | 1974-06-25 | 1975-06-23 | |
SU752147417A SU680636A3 (ru) | 1974-06-25 | 1975-06-24 | Способ очистки фосфорной кислоты |
LU72800A LU72800A1 (da) | 1974-06-25 | 1975-06-24 | |
AU82390/75A AU501219B2 (en) | 1974-06-25 | 1975-06-24 | Purifying phosphoric acid |
NL7507522A NL7507522A (nl) | 1974-06-25 | 1975-06-24 | Werkwijze voor het zuiveren van fosforzuur. |
BR5078/75D BR7503948A (pt) | 1974-06-25 | 1975-06-24 | Processo para purificacao de acido fosforico |
DE2527970A DE2527970C3 (de) | 1974-06-25 | 1975-06-24 | Verfahren zum Reinigen von Phosphorsäure |
ZA00754022A ZA754022B (en) | 1974-06-25 | 1975-06-24 | Process for purifying wet-process phosphoric acid |
ES438835A ES438835A1 (es) | 1974-06-25 | 1975-06-24 | Procedimiento de purificacion de acido fosforico por via hu-meda. |
JP50077571A JPS51125696A (en) | 1974-06-25 | 1975-06-25 | Refining process for phosphoric acid using wet process |
US05/797,181 US4108963A (en) | 1974-06-25 | 1977-05-16 | Process for purifying phosphoric acid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7422031A FR2276262A1 (fr) | 1974-06-25 | 1974-06-25 | Procede de purification d'acide phosphorique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2276262A1 FR2276262A1 (fr) | 1976-01-23 |
FR2276262B1 true FR2276262B1 (da) | 1980-01-04 |
Family
ID=9140481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7422031A Granted FR2276262A1 (fr) | 1974-06-25 | 1974-06-25 | Procede de purification d'acide phosphorique |
Country Status (15)
Country | Link |
---|---|
JP (1) | JPS51125696A (da) |
AU (1) | AU501219B2 (da) |
BE (1) | BE829841A (da) |
BR (1) | BR7503948A (da) |
DD (1) | DD118048A5 (da) |
DE (1) | DE2527970C3 (da) |
ES (1) | ES438835A1 (da) |
FR (1) | FR2276262A1 (da) |
IL (1) | IL47397A (da) |
IT (1) | IT1032792B (da) |
LU (1) | LU72800A1 (da) |
NL (1) | NL7507522A (da) |
OA (1) | OA05035A (da) |
SU (1) | SU680636A3 (da) |
ZA (1) | ZA754022B (da) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA685010A (en) * | 1964-04-21 | O. Archambault Jacques | Purification of phosphoric acid | |
DE884358C (de) * | 1951-09-20 | 1953-07-27 | Gerardo Collardin | Verfahren zur Reinigung von technischer Phosphorsaeure |
FR1292338A (fr) * | 1961-03-22 | 1962-05-04 | Ets Kuhlmann | Procédé d'obtention d'acide phosphorique pur par voie humide |
FR1387492A (fr) * | 1964-02-18 | 1965-01-29 | Monsanto Co | Procédé de purification d'acide phosphorique |
GB1112033A (en) * | 1964-03-30 | 1968-05-01 | Israel Mining Ind Inst For Res | Phosphoric acid recovery |
FR1531487A (fr) * | 1967-05-11 | 1968-07-05 | Pechiney Saint Gobain | Procédé continu perfectionné de purification de l'acide phosphorique par les solvants |
-
1974
- 1974-06-25 FR FR7422031A patent/FR2276262A1/fr active Granted
-
1975
- 1975-04-30 IT IT68112/75A patent/IT1032792B/it active
- 1975-06-01 IL IL47397A patent/IL47397A/en unknown
- 1975-06-04 BE BE157007A patent/BE829841A/xx not_active IP Right Cessation
- 1975-06-23 DD DD186833A patent/DD118048A5/xx unknown
- 1975-06-23 OA OA55534A patent/OA05035A/xx unknown
- 1975-06-24 ZA ZA00754022A patent/ZA754022B/xx unknown
- 1975-06-24 AU AU82390/75A patent/AU501219B2/en not_active Expired
- 1975-06-24 LU LU72800A patent/LU72800A1/xx unknown
- 1975-06-24 ES ES438835A patent/ES438835A1/es not_active Expired
- 1975-06-24 BR BR5078/75D patent/BR7503948A/pt unknown
- 1975-06-24 NL NL7507522A patent/NL7507522A/xx not_active Application Discontinuation
- 1975-06-24 DE DE2527970A patent/DE2527970C3/de not_active Expired
- 1975-06-24 SU SU752147417A patent/SU680636A3/ru active
- 1975-06-25 JP JP50077571A patent/JPS51125696A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS51125696A (en) | 1976-11-02 |
IL47397A0 (en) | 1975-08-31 |
NL7507522A (nl) | 1975-12-30 |
DE2527970A1 (de) | 1976-01-08 |
BR7503948A (pt) | 1976-07-06 |
FR2276262A1 (fr) | 1976-01-23 |
DD118048A5 (da) | 1976-02-12 |
ZA754022B (en) | 1976-08-25 |
AU8239075A (en) | 1977-01-06 |
LU72800A1 (da) | 1975-10-08 |
DE2527970B2 (de) | 1977-09-29 |
SU680636A3 (ru) | 1979-08-15 |
IT1032792B (it) | 1979-06-20 |
IL47397A (en) | 1977-12-30 |
OA05035A (fr) | 1980-12-31 |
ES438835A1 (es) | 1977-01-16 |
BE829841A (fr) | 1975-10-01 |
DE2527970C3 (de) | 1983-01-13 |
AU501219B2 (en) | 1979-06-14 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |