Process for producing lower olefins
US7829752B2 · kind B2 · utility
2Cited by
25References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2007 |
| Grant date | Nov 9, 2010 |
| Priority date | — |
| Expiry date | Feb 28, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G2400/20
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process for making lower olefins from a heavy hydrocarbon feed by use of a combination of thermal cracking and vapor-liquid separation, and, then, pyrolytically cracking the light fraction of the thermally-cracked heavy hydrocarbon feed to thereby produce a lower olefin product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.