Catalytic stripping for mercaptan removal (ECB-0004)
US6736962B1 · kind B1 · utility
12Cited by
5References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 2000 |
| Grant date | May 18, 2004 |
| Priority date | — |
| Expiry date | Sep 29, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G2400/22
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process for reducing the amount of mercaptan sulfur in a petroleum stream without significantly changing its octane value. The process comprising a three-phase system wherein the petroleum stream to be treated is passed through a fixed bed of catalyst in the presence of a stripping gas. The stripping gas can be either hydrogen containing gas or an method wherein the composition of the catalyst utilized varies according to the stripping gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.