000 00286nam a22000977a 4500
999 _c6278
_d6277
100 _aMd. Golam Azam (PME 110822)
245 _aA Comparative Study of Re-refining Used Lubricating Oil and to Produce Base Oil Using Vacuum Distillation Process
260 _c2017
300 _a34
942 _cBK