Sorption of trialkyl arsines
US5085844A · kind A · utility
29Cited by
17References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 28, 1990 |
| Grant date | Feb 4, 1992 |
| Priority date | — |
| Expiry date | Nov 28, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G70/046
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Trialkyl arsine (in particular trimethyl arsine) is removed from a fluid (e.g., a hydrocarbon-containing gas) by contacting the fluid with a sorbent material comprising (a) elemental sulfur, and (b) an inorganic support material, preferably alumina and/or silica and/or titania and/or activated carbon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.