Machines for underground mines - Safety requirements for hydraulic powered roof supports - Part 1: Support units and general requirements
NORM herausgegeben am 1.7.2002
Designation standards: ÖNORM EN 1804-1
Note: UNGÜLTIG
Publication date standards: 1.7.2002
The number of pages: 39
Approximate weight : 117 g (0.26 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM