Pyrolysis gasoline stabilization
US6949686B2 · kind B2 · utility
6Cited by
2References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 30, 2002 |
| Grant date | Sep 27, 2005 |
| Priority date | — |
| Expiry date | Jul 30, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G2400/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for stabilizing pyrolysis gasoline by hydrogenating same over a Group VIII metal catalyst wherein the catalyst is promoted against poisoning by at least one metal from Groups I B, VI B, VII B, and zinc. Poisons preferentially bind with the promoters and not with the active catalytic metals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.