IT1123052B - Procedimento per l estrazione di carbone
- Google Patents
Procedimento per l estrazione di carbone
Info
Publication number
IT1123052B
IT1123052BIT1962376AIT1962376AIT1123052BIT 1123052 BIT1123052 BIT 1123052BIT 1962376 AIT1962376 AIT 1962376AIT 1962376 AIT1962376 AIT 1962376AIT 1123052 BIT1123052 BIT 1123052B
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 Veba Chemie AgfiledCriticalVeba Chemie Ag
Priority to IT1962376ApriorityCriticalpatent/IT1123052B/it
Application grantedgrantedCritical
Publication of IT1123052BpublicationCriticalpatent/IT1123052B/it