The Oil Refinery A.D. Belgrade (RNB) – the oldest and biggest company in Serbia for the production of lubricants. As a renowned domestic manufacturer of lubricants, RNB is a leader in the production of engine and industrial oils, greases and specialty lubricants, metalworking fluids, anti-corrosion agents, coolants and agents for degreasing and cleaning.
The Refinery also possesses a plant for treating used (waste) oils. Apart from that, it has facilities for the permanent disposal of oiled metal drums in an environmentally acceptable way, an accredited laboratory, the plant for the production of plastic packaging canisters, and storage space for third parties.
Students of the Engineering Academy of RUDN University do an internship at the company (with the possibility of post-graduation employment).