2009/140/EC: Commission Decision of 10 February 2009 on the non-publication of the reference of standard EN 3-9:2006 Portable fire extinguishers — Part 9: Additional requirements to EN 3-7 for pressure resistance of CO 2 extinguishers , in accordance with Directive 97/23/EC concerning pressure equipment (notified under document number C(2009) 666) (Text with EEA relevance)