| 释义 |
liquid sulfur dioxide-benzene process liquid sulfur dioxide-benzene process[′lik·wəd ′səl·fər dī′äk‚sīd ben′zēn ‚prä·səs] (chemical engineering) A petroleum-refinery process using a mixed solvent (SO2 and benzene) to dewax lubricating oils or improve their viscosity indices. |