Mineral oils: processes and products – Chemical conversion of hydrocarbons – Plural serial stages of chemical conversion
Patent
1998-12-04
2000-08-22
Griffin, Walter D.
Mineral oils: processes and products
Chemical conversion of hydrocarbons
Plural serial stages of chemical conversion
208 63, 208 65, 208134, 208169, C10G 5902, C10G 3512
Patent
active
061066966
ABSTRACT:
This invention is a reforming process that employs at least two moving bed reaction zones. One of the reaction zones, called the lead reaction zone, passes catalyst particles and a hydrocarbon-containing effluent to the other reaction zone, which operates at an inlet temperature that is at least 60.degree. F. (33.degree. C.) hotter than the lead reaction zone. In a preferred embodiment, this invention employs no heating between the combined feed exchanger and the lead reaction zone. This invention is particularly applicable to reforming processes that employ continuous regeneration sections.
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Fecteau David John
Peters Kenneth David
Griffin Walter D.
Moore Michael A.
Tolomei John G.
UOP LLC
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