Gas purification
US4717552A · kind A · utility
13Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 25, 1986 |
| Grant date | Jan 5, 1988 |
| Priority date | — |
| Expiry date | Jul 25, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C7/14841
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Desulphurization of natural gas is effected using a bed of particulate adsorbent comprising zinc oxide at below 30.degree. C. before molecular sieve drying of the gas. The absorbent particles preferably have a high BET surface area and pore volume.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.