Expertiza Sfera GPL, Rafinaria Ras Lanuf, Libya

Expertiza Sfera GPL 3.000 mc, Rafinaria RAS LANUF, Libya
TUV Austria, Branch Libya, 2013
Examinare vizuala, examinare cu lichide penetrante, cu particule magnetice, examinari cu ultrasunete prin metodele Phased Arraysi TOFD, teste de duritate.