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.)
Harpener Bergbau AG
Original Assignee
Harpener Bergbau AG
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 Harpener Bergbau AGfiledCriticalHarpener Bergbau AG
Publication of ES300947A1publicationCriticalpatent/ES300947A1/es
ES0300947A1963-06-141964-06-12Procedimiento de extraccion de minerales que forman estratos en yacimientos inclinados y también empinados
ExpiredES300947A1
(es)