Mineral oils: processes and products – Chemical conversion of hydrocarbons – Cracking
Patent
1990-03-19
1991-04-23
McFarlane, Anthony
Mineral oils: processes and products
Chemical conversion of hydrocarbons
Cracking
208 78, 208155, 502 43, C10G 1118, C10G 5106
Patent
active
050097695
ABSTRACT:
An improved process and apparatus is provided for simultaneously, independently catalytically cracking dissimilar hydrocarbon feedstocks at elevated temperatures in separate riser reactors and under respective operating parameters which permit selective conversion to desired products, wherein catalyst regeneration is conducted in two steps comprising separate relatively lower and higher temperature regeneration stages.
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McFarlane Anthony
Stone & Webster Engineering Corporation
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