| 摘要 |
<p>A PROCESS FOR PRODUCING LIGHT FUEL OIL The production of light fuel oil by catalytic cracking is accomplished in a single riser conversion zone by cracking a recycle oil product of cracking initially in the riser with freshly regenerated catalyst under restricted severity conditions and a fresh gas oil feed is cracked with coke deactivated zeolite cracking catalyst in an upper portion of the riser under restricted severity conditions.</p> |
