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POUR LA FABRICATION ET L EMPLO
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POUR LA FABRICATION ET L EMPLO
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Publication of FR789497ApublicationCriticalpatent/FR789497A/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)
FR789497D1934-08-011934-08-01Perfectionnements au traitement des phosphates naturels
ExpiredFR789497A
(fr)