Resid hydrotreating with high temperature flash drum recycle oil
US4808289A · kind A · utility
13Cited by
12References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 9, 1987 |
| Grant date | Feb 28, 1989 |
| Priority date | — |
| Expiry date | Jul 9, 2007 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G65/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Resid hydrotreating conversion of resid can be substantially increased by blending the resid with high-temperature flash drum oil before being hydrotreated in a train of ebullated bed reactors. The high-temperature flash drum oil also improves the overall thermal efficiency of the process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.