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.)
Soc Lyonnaise Des Schistes Bitumineux
Original Assignee
Soc Lyonnaise Des Schistes Bitumineux
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Filing date
Publication date
Application filed by Soc Lyonnaise Des Schistes BitumineuxfiledCriticalSoc Lyonnaise Des Schistes Bitumineux
Priority to ES93053ApriorityCriticalpatent/ES93053A1/es
Publication of ES93053A1publicationCriticalpatent/ES93053A1/es
ES93053A1925-03-281925-03-28Retorta para la destilación de esquistos bituminosos, rocas asfálticas, lignitos y materias análogas.
ExpiredES93053A1
(es)