FR93849E - Procédé de préparation de bouillies d'engrais par acidification de minerai de phosphate et neutralisation a l'ammoniaque. - Google Patents
Procédé de préparation de bouillies d'engrais par acidification de minerai de phosphate et neutralisation a l'ammoniaque.Info
- Publication number
- FR93849E FR93849E FR134395A FR134395A FR93849E FR 93849 E FR93849 E FR 93849E FR 134395 A FR134395 A FR 134395A FR 134395 A FR134395 A FR 134395A FR 93849 E FR93849 E FR 93849E
- Authority
- FR
- France
- Prior art keywords
- acidification
- neutralization
- ammonia
- preparation
- phosphate ore
- 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
- 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
- C05B11/06—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 nitric acid (nitrophosphates)
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US33024263A | 1963-12-13 | 1963-12-13 | |
US41224364A | 1964-11-18 | 1964-11-18 | |
US505447A US3416910A (en) | 1963-12-13 | 1965-10-28 | Method of preventing reversion to citrate insoluble form |
US60559466A | 1966-12-29 | 1966-12-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR93849E true FR93849E (fr) | 1969-05-23 |
Family
ID=27502414
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR134395A Expired FR93849E (fr) | 1963-12-13 | 1967-12-29 | Procédé de préparation de bouillies d'engrais par acidification de minerai de phosphate et neutralisation a l'ammoniaque. |
Country Status (3)
Country | Link |
---|---|
US (1) | US3433617A (fr) |
FR (1) | FR93849E (fr) |
NL (1) | NL6514805A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3993466A (en) * | 1967-06-23 | 1976-11-23 | Aktieselskabet Dansk Svovlsyre-Og Superphosphat-Fabrik | Fertilizer production |
US3628940A (en) * | 1969-01-02 | 1971-12-21 | Exxon Research Engineering Co | Method for producing nitrophosphate fertilizer |
US4388101A (en) * | 1979-03-14 | 1983-06-14 | Occidental Chemical Agricultural Products, Inc. | Non-pressure nitrogen carrier fertilizer solutions and dispersions and process of manufacture |
US11643370B2 (en) * | 2014-10-15 | 2023-05-09 | Liquid Fertiliser Pty Ltd | Stable aqueous dispersions of zinc phosphates |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3091523A (en) * | 1960-08-22 | 1963-05-28 | Allied Chem | Process of producing high-nitrogen, low-chloride nitraphosphate complete fertilizers |
US3113858A (en) * | 1961-06-26 | 1963-12-10 | Tennessee Valley Authority | Method of producing high-analysis fertilizer suspensions |
GB1041823A (en) * | 1963-03-05 | 1966-09-07 | Fisons Ltd | Fertilizers |
-
1965
- 1965-11-15 NL NL6514805A patent/NL6514805A/xx unknown
-
1966
- 1966-12-29 US US605594A patent/US3433617A/en not_active Expired - Lifetime
-
1967
- 1967-12-29 FR FR134395A patent/FR93849E/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL6514805A (fr) | 1966-05-20 |
US3433617A (en) | 1969-03-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1461027A (fr) | Procédé perfectionné de préparation de polyphosphates d'ammonium | |
FR93849E (fr) | Procédé de préparation de bouillies d'engrais par acidification de minerai de phosphate et neutralisation a l'ammoniaque. | |
FR1339448A (fr) | Procédé de production d'urée | |
FR1454325A (fr) | Procédé de préparation de bouillies d'engrais par acidification de minerai de phosphate et neutralisation à l'ammoniaque | |
FR1442255A (fr) | Procédé de préparation de nu-phényl substitué-sulfonyl nu'-cycloalkylurées | |
FR1368581A (fr) | Procédé de transformation de l'acroléine-cyanhydrine | |
FR1462227A (fr) | Procédé pour la production d'un engrais | |
FR1409027A (fr) | Procédé de préparation simultanée de l'ammoniac et de l'urée | |
OA01361A (fr) | Procédé de préparation d'acides sulfamylanthraniliques. | |
FR1483065A (fr) | Procédé de production de corps façonnés et de revêtements par réaction d'époxydes avec des polyamines | |
FR1426746A (fr) | Production de phosphate d'ammonium | |
FR1502818A (fr) | Procédé perfectionné de synthèse de l'ammoniac | |
FR1263126A (fr) | Procédé de traitement d'engrais phosphatés | |
FR1305386A (fr) | Procédé de préparation d'anhydride phosphorique | |
FR1537046A (fr) | Procédé de granulation d'engrais phosphatés | |
GB1173205A (en) | Process for the Manufacture of Phosphate Fertilizers | |
CH436571A (fr) | Procédé de préparation de l'alanosine | |
FR1361775A (fr) | Procédé de préparation d'engrais granulés | |
FR1520324A (fr) | Procédé de préparation synthétique de l'ammoniac | |
FR1479319A (fr) | Procédé de production d'un engrais nitrocalcique | |
CA787315A (en) | Manufacture of ammonia sulphate from methyl methacrylate plant effluent | |
FR1354813A (fr) | Procédé de préparation de dimercaptans géminés exempts d'azote | |
FR1374340A (fr) | Procédé de production d'engrais | |
FR1424809A (fr) | Procédé de production de l'acide l-glutamique par fermentation | |
FR1341589A (fr) | Procédé de production d'urée |