Systems and methods for removing sulfur and halogens
US9840673B2 · kind B2 · utility
0Cited by
7References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 5, 2015 |
| Grant date | Dec 12, 2017 |
| Priority date | — |
| Expiry date | May 23, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2219/0877
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Provided herein are systems and methods for removing halogens and sulfur from used oil. The used oil is heated and aerated, followed by rapid vaporization and cooling. The cooled oil is then subjected to an electrical field before being filtered.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.