Mesophase pitch feedstock from hydrotreated decant oils
US4645584A · kind A · utility
19Cited by
5References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 1985 |
| Grant date | Feb 24, 1987 |
| Priority date | — |
| Expiry date | Jul 19, 2005 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F9/145
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A feedstock for mesophase pitch is produced by hydrotreating a decant oil until there is from about 2 to about 3 hydrogen atoms per average molecule of the decant oil, and thereafter subjecting the hydrotreated decant oil to distilling to form a pitch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.