“Oil. Gas. Chemistry – 2007”
“Oil. Gas. Chemistry – 2012”
“Oil. Gas. Chemistry – 2013”
“Oil. Gas. Chemistry – 2014”
October 14, 2014 in the exhibition center “Perm Fair” was held on 16 th exhibition with international participation “Oil and Gas. Chemistry -2014. “Today she is considered one of the largest specialized projects in the Volga and Urals Federal Districts.