Process for the removal of carbonyl sulfide from liquid petroleum gas
US6334949B1 · kind B1 · utility
5Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2001 |
| Grant date | Jan 1, 2002 |
| Priority date | — |
| Expiry date | Jan 31, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L3/12
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for the removal of carbonyl sulfide from liquefied petroleum is disclosed. Removal of carbonyl sulfide is accomplished by contacting a liquid petroleum gas stream containing a carbonyl sulfide as an impurity with a calixarene complexing agent as the principal agent for the removal of the carbonyl sulfide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.