| 摘要 |
<p>The present invention relates to a method of removing sulfur from a hydrotreating process stream comprising contacting a sulfur containing feedstock with a stacked bed catalyst system comprising a first catalyst bed comprising hydrodesulfurization catalysts followed by a second catalyst bed comprising ruthenium sulfide having a surface area of at least about 30 m2/g and wherein said hydrodesulfurization process is conducted at a temperature of about 150 °C to about 400 °C and a pressure of about 50 psig (344.74 kPa) to about 2500 psig (17236.89 kPa).</p> |
