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.)
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Comptoir Des Phosphates de l A
Original Assignee
Comptoir Des Phosphates de l A
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Filing date
Publication date
Application filed by Comptoir Des Phosphates de l AfiledCriticalComptoir Des Phosphates de l A
Application grantedgrantedCritical
Publication of FR1200690ApublicationCriticalpatent/FR1200690A/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
Landscapes
Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
FR1200690D1957-08-131958-07-29Procédé pour l'enrichissement des phosphates naturels
ExpiredFR1200690A
(fr)