Ukuveliswa kwe-oyile kunye negesi yinkqubo eqhelekileyo yokuvelisa i-oyile kunye negesi yendalo evela equleni kwaye iguqulwe ibe yimveliso yokugqibela yepetroleum enokusetyenziswa ngabathengi.
Izixhobo zokuvelisa ezizinzileyo kunye nezixhobo zisisiseko semveliso enkulu yeoli / igesi, gcina iindleko kwaye ukhusele abasebenzi.
I-VS Petro ihlala isenza kwaye ibonelela ngezixhobo zokuvelisa i-oyile ezikumgangatho ophezulu kunye nezixhobo ngokupheleleyo ngokuxhomekeke kwiingcali zethu ezichwepheshile kuyo yonke imimandla yemveliso yeoli/yegesi kunye nokugcinwa kwayo.Ngolawulo olungqongqo kwinyathelo ngalinye loyilo loyilo, izixhobo, ukudibanisa, uvavanyo, ukupeyinta kunye nokunyuswa, sinikezela ngesona sisombululo silungileyo kumasimi e-oyile kwihlabathi liphela.
Zonke izixhobo zemveliso yeoli kunye negesi zihambelana ne-API, ISO okanye iGOST standard.
