Mineral oils: processes and products – Chemical conversion of hydrocarbons – Plural serial stages of chemical conversion
Reexamination Certificate
2011-07-05
2011-07-05
Griffin, Walter D (Department: 1774)
Mineral oils: processes and products
Chemical conversion of hydrocarbons
Plural serial stages of chemical conversion
C208S058000, C585S648000, C585S652000
Reexamination Certificate
active
07972498
ABSTRACT:
The invention concerns integration of hydroprocessing and steam cracking. A feed comprising crude or resid-containing fraction thereof is treated by hydroprocessing and visbreaking and then passed to a steam cracker to obtain a product comprising olefins.
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Brown Stephen H.
Buchanan John S.
Graham James E.
Keusenkothen Paul F
McCoy James N.
ExxonMobil Chemical Patents Inc.
Griffin Walter D
Robinson Renee
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