Process for producing benzene by hydrodealkylation of a hydrocarbon fraction comprising alkyl-aromatic hydrocarbons, olefinic hydrocarbons and sulfur compounds
US4463206A · kind A · utility
23Cited by
5References
8Claims
0Family size
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Key dates
| Filing date | Jan 7, 1983 |
| Grant date | Jul 31, 1984 |
| Priority date | — |
| Expiry date | Jan 7, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/52
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A stabilized hydrocarbon fraction comprising toluene, xylene, sulfur and olefinic hydrocarbons is converted to benzene by (a) catalytic hydrodesulfuration, (b) hydrodealkylation and (c) catalytic hydrogenation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.