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Didier Werke AG
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Didier Werke AG
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Publication of ES238054A2publicationCriticalpatent/ES238054A2/es
Mejoras introducidas en el objeto de la patente principal nº 237988, sobre procedimiento par ala obtención de sulfato amónico a partir de gases amoniacales, caracterizadas porque el gas enfriado es lavado con el condensado resaliente durante el enfriamiento del gas antes de ser lavado con ácido sulfúrico o con líquido que contenga ácido sulfúrico libre.
ES0238054A1957-03-141957-10-11PROCEDIMIENTO PARA LA OBTENCION DE SULFATO AMoNICO A PARTIR DE GASES AMONIACALES
ExpiredES238054A2
(es)
PROCEDIMIENTO INDUSTRIAL DE PREPARACIoN DE LA TRIMETILENTRINITROAMINA DE HEXAMETILENTETRAMINA Y áCIDO NiTRICO CONCENTRADO EN EXCESO, QUE ES RECUPERADO DIRECTAMENTE A ALTA CONCENTRACION.