
Machines for underground mines - Safety requirements for hydraulic powered roof supports - Part 1: Support units and general requirements
NORMA vydaná dňa 26.5.2010
Designation standards: UNE-EN 1804-1:2003+A1:2010
Note: NEPLATNÁ
Publication date standards: 26.5.2010
The number of pages: 41
Approximate weight : 123 g (0.27 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE