| 摘要 |
<p>PROCESS FOR IMPROVING THE OCTANE NUMBER OF CRACKED GASOLINES Olefin containing gasolines are upgraded to improve octane number with less than 5 wt.% yield loss by contact at elevated temperatures with acidic catalysts, preferably shape selective zeolites having a Constraint Index of 1 to 12 and having alpha values between 5 and 100.</p> |
