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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
Filing date
Publication date
Application filed by Mannesmann AGfiledCriticalMannesmann AG
Application grantedgrantedCritical
Publication of AU265086B2publicationCriticalpatent/AU265086B2/en
Publication of AU1836062ApublicationCriticalpatent/AU1836062A/en
AU18360/62A1962-05-31Top closure for shaft furnaces having a central gas outlet pipe, more particularly for high-pressure blast furnaces
ExpiredAU265086B2
(en)