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U.S. Department of Energy
Office of Scientific and Technical Information

Process for deasphalting resid, recovering oils, removing fines from decanted oil and apparatus therefor

Patent ·
OSTI ID:7271395

This patent describes a process for deasphalting a hydrotreated resid and substantially removing cracking catalyst fines from decanted oil containing cracking catalyst fines. It comprises mixing hydrotreated resid with a first non-aromatic C{sub 3}-C{sub 7} hydrocarbon solvent; treating the resid and solvent in a first separator, recovering a substantial amount of resin and asphaltene from the first separator; recovering a substantial amount of solvent and deasphalted solvent extracted oil from the first separator; feeding the solvent-oil mixture to a second separator; recovering solvent from the second separator; recovering substantially deasphalted solvent extracted oil from the second separator; and mixing the resin-asphaltene mixture with decanted oil containing cracking catalyst fines.

Assignee:
Amoco Corp., Chicago, IL (United States)
Patent Number(s):
A; US 5124025
Application Number:
PPN: US 7-616219
OSTI ID:
7271395
Country of Publication:
United States
Language:
English