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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 FR688801ApublicationCriticalpatent/FR688801A/fr
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
C01B25/185—Preparation neither from elemental phosphorus or phosphoric anhydride nor by reacting phosphate-containing material with an acid, e.g. by reacting phosphate-containing material with an ion-exchange resin or an acid salt used alone
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FR688801D1930-01-241930-01-24Procédé de préparation de l'acide phosphorique à partir du phosphate monocalcique
ExpiredFR688801A
(fr)