Floating recycle pan for ebullated bed reactors
Patent
·
OSTI ID:6778698
This patent describes an ebullated bed reactor. It comprises: a substantially enclosed vessel having a lower portion and an upper portion for processing oil; oil feed means connected to the vessel for feeding an oil feed comprising oil and hydrogen-rich gases into the lower portion of the vessel; fresh catalyst feed means connected to the vessel for feeding fresh hydrotreating catalyst into the vessel; ebullating pump means located in the lower portion of the vessel for circulating the oil feed in the vessel in the presence of the catalyst to hydrotreat the oil; a tubular downcomer extending generally upward above the pump means. The downcomer having an upper end and, a lower end in proximity to the pump means, and an inner surface and an outer surface; and a floating tubular recycle pan.
- Assignee:
- Amoco Corp., Chicago, IL
- Patent Number(s):
- US 4911893; A
- Application Number:
- PPN: US 7-212777A
- OSTI ID:
- 6778698
- Country of Publication:
- United States
- Language:
- English
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