Analysis of thermal degradation behavior for some hydraulic oils, using FTIR-TGA couplingNiculina-Sonia Şuvar, Maria Prodan, Irina Vasilica Nălboc and Andrei Szollosi-MoţaMATEC Web Conf., 305 (2020) 00006DOI: https://doi.org/10.1051/matecconf/202030500006