Regeneration of Spent Lubricant Refining Clays by Solvent Extraction

<table class="table-group" id="tab7"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td align="left">Items</td><td align="center">Data</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td align="left">Color number</td><td align="center">2.0</td></tr><tr><td align="left">Viscosity (40°C/100°C), mm<sup>2</sup>/s</td><td align="center">31.5/5.4</td></tr><tr><td align="left">Viscosity index</td><td align="center">107</td></tr><tr><td align="left">Total acid number, mg KOH/g</td><td align="center">0.03</td></tr><tr><td align="left">Components, wt%</td><td align="center"> </td></tr><tr><td align="left"> Saturated fraction</td><td align="center">88.51</td></tr><tr><td align="left"> Light aromatic fraction</td><td align="center">8.16</td></tr><tr><td align="left"> Middle aromatic fraction</td><td align="center">1.05</td></tr><tr><td align="left"> Heavy aromatic and resin fraction</td><td align="center">2.28</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

International Journal of Chemical Engineering

tab7

Table 7

Table 7: Regeneration of Spent Lubricant Refining Clays by Solvent Extraction 