sentence: sovrompetrol was followed by sovromtransport and tars ( transportation ) , and later by sovrombanc ( bank and commercial monopoly ) , sovromlemn ( wood processing ) , sovromgaz ( natural gas ) , sovromasigurare ( insurance ) , sovromcărbune ( coal exploitation in the jiu valley and other areas ) , sovromchim ( chemical industry ) , sovromconstrucţii ( construction materials ) , sovrommetal ( iron extraction around reşiţa ) , sovromtractor ( future tractorul , in braşov ) , sovromfilm ( importing soviet cinema productions ) , sovrom utilaj petrolier ( producing oil refining equipment ) and sovromnaval ( shipbuilding in constanţa , giurgiu , and brăila ) .