EFFECT OF THE SILICA/ALUMINA RATIO IN FLUID CATALYTIC CRACKING CATALYSTS ON YIELD OF MIDDLE DISTILLATES AND BOTTOMS CONVERSION

摘要

The world's growing demand for transportation fuels andnextraction of heavy crude oils are forcing refiners to significantnchanges in either their plant strategies or catalysts. These changesnmust achieve the oil demand and the stringent environmentalnlegislation. Both, International and Colombian organizations arenprojected an increase in the demand of fuel oils, especially diesel (1,n2).