Machines for underground mines.Safety requirements for hydraulic powered roof supports. Part 1:Support units and general requirements
NORM herausgegeben am 1.6.2010
Designation standards: STN EN 1804-1+A1
Classification mark: 444421
Catalog number: 110983
Note: UNGÜLTIG
Publication date standards: 1.6.2010
The number of pages: 36
Approximate weight : 108 g (0.24 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN