Process for the production of propylene from olefinic streams
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United States of America Patent
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-
Dec 26, 2006
Grant Date -
Nov 28, 2002
app pub date -
May 15, 2001
filing date -
May 19, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Process for the production of propylene starting from mixtures of hydrocarbons, prevalently olefins, the above hydrocarbons having a boiling point ranging from -15.degree. C. to +80.degree. C., preferably from -12.degree. C. to +60.degree. C., which comprises putting the above mixture of hydrocarbons in contact, under cracking conditions, with a large-pore zeolite having a molar ratio Silica/Alumina lower than 200, preferably ranging from 50 to 150.
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