DIN EN ISO 16911-1 E:2011-10 Manual and automated determination of velocity and volume flow in stationary source discharge piping Part 1: Manual reference method (draft)
2013DIN EN ISO 16911-1:2013-06 Stationary source emissions - Manual and automatic determination of velocity and volume flow rate in ducts - Part 1: Manual reference method (ISO 16911-1:2013); German version EN ISO 16911-1:2013
2013DIN EN ISO 16911-1:2013 Stationary source emissions - Manual and automatic determination of velocity and volume flow rate in ducts - Part 1: Manual reference method (ISO 16911-1:2013); German version EN ISO 16911-1:2013
1970DIN EN ISO 16911-1 E:2011-10 Manual and automated determination of velocity and volume flow in stationary source discharge piping Part 1: Manual reference method (draft)