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PHOSPHATES ET SUPERPHOSPHATES
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PHOSPHATES ET SUPERPHOSPHATES
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Application filed by PHOSPHATES ET SUPERPHOSPHATESfiledCriticalPHOSPHATES ET SUPERPHOSPHATES
Application grantedgrantedCritical
Publication of FR39310EpublicationCriticalpatent/FR39310E/fr
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
C05B11/02—Pretreatment
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR39310D1930-05-021930-05-02Procédé de fabrication d'engrais phosphatés riches et solubles
ExpiredFR39310E
(fr)