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.)
S A De Carbonisation Et Carbons Actifs
Original Assignee
S A De Carbonisation Et Carbons Actifs
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by S A De Carbonisation Et Carbons ActifsfiledCriticalS A De Carbonisation Et Carbons Actifs
Priority to ES148055ApriorityCriticalpatent/ES148055A1/es
Publication of ES148055A1publicationCriticalpatent/ES148055A1/es
ES148055A1940-02-241940-02-24Mejoras en la fabricación de la viscosa, con su correspondiente aparato para llevarlas a la práctica
ExpiredES148055A1
(es)