Catalytic cracking catalyst and method for cracking a heavy oil
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United States of America Patent
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Dec 7, 1999
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N/A
app pub date -
Jan 16, 1998
filing date -
Jul 1, 1996
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Expired
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Abstract
A catalytic cracking catalyst, which comprises (1) a zeolite, (2) a silica.cndot.alumina or an alumina and (3) a kaolin, has a pore diameter distribution having a peak at a pore diameter of 450 to 3,000 .ANG., and has 40 to 75% of a pore volume of pores of not less than 200 .ANG. and less than 2,000 .ANG. in pore diameter and 5 to 45% of a pore volume of pores of not less than 2,000 .ANG. and less than 18,000 .ANG. in pore diameter, both based on a pore volume of pores of 40 to 18,000 .ANG. in pore diameter.
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