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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer Pharma AG
Original Assignee
Schering AG
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Filing date
Publication date
Application filed by Schering AGfiledCriticalSchering AG
Priority to ES0169883ApriorityCriticalpatent/ES169883A2/es
Publication of ES169883A2publicationCriticalpatent/ES169883A2/es
Solid-Sorbent Or Filter-Aiding Compositions
(AREA)
Abstract
Mejoras introducidas en el objeto de la patente principal número 161.886 caracterizadas porque las mezclas de esteres obtenidas en la condensación se someten primero a un tratamiento con medios separadores de agua y luego se saponifican para obtener los ácidos.
ES0169883A1945-05-141945-05-14MEJORAS INTRODUCIDAS EN EL OBJETO DE LA PATENTE PRINCIPAL NuMERO 161886
ExpiredES169883A2
(es)