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Solvay SA
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Solvay SA
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Publication date
Application filed by Solvay SAfiledCriticalSolvay SA
Priority to ES355745ApriorityCriticalpatent/ES355745A1/en
Publication of ES355745A1publicationCriticalpatent/ES355745A1/en
Process for the purification of sodium chloride containing one or more sulphates as impurities, by flotation in a saturated solution in the presence of a specific collector of impurities, characterized in that the salt to be treated is first subjected to a granulometric reduction, whose last stage is at least carried out in the liquid phase, because this stage of reduction in the liquid phase is used to adjust the dilution of the paste with a saturated brine at a suitable value for flotation, because it is added to the paste in the course of this same stage a specific collector of the sulphates at a time such that an adequate conditioning of the paste is made and then because the paste is introduced into the flotation cells. (Machine-translation by Google Translate, not legally binding)
ES355745A1968-07-041968-07-04Sodium chloride deposition procedure. (Machine-translation by Google Translate, not legally binding)
ExpiredES355745A1
(en)
A procedure for the preparation of potassium nitrate from calcium nitrate and potassium chloride (Machine-translation by Google Translate, not legally binding)
Procedure for the preparation of hydrationed potassium-magnesium sulfate and potassic sulphate (Machine-translation by Google Translate, not legally binding)
Procedure for the manufacture of potassic sulphate and chloride, separately, from kainita and carnalita (Machine-translation by Google Translate, not legally binding)