Method of removal of sulfur from coal and petroleum products
US5437696A · kind A · utility
6Cited by
5References
45Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 22, 1994 |
| Grant date | Aug 1, 1995 |
| Priority date | — |
| Expiry date | Jun 22, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L9/02
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for the removal of sulfur from sulfur-bearing materials such as coal and petroleum products using organophosphine and organophosphite compounds is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.