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.)
Societe Miniere et Metallurgique de Penarroya
Original Assignee
Societe Miniere et Metallurgique de Penarroya
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 Societe Miniere et Metallurgique de PenarroyafiledCriticalSociete Miniere et Metallurgique de Penarroya
Application grantedgrantedCritical
Publication of FR793624ApublicationCriticalpatent/FR793624A/en