26/03/2012 - OMPA at 2' Salon International Hassi Messaoud
"06-09 March 2012"
18/03/2011 - Geofluid Exhibition
"OMPA at Geofluid Exibition (06-09 October 2010)"
11/03/2011 - Meet us at OMC
"OMPA at OMC 10th edition (23-25 March 2011)"