Process for separating crude tall oil for processing into fuels
US8709238B2 · kind B2 · utility
0Cited by
3References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 18, 2012 |
| Grant date | Apr 29, 2014 |
| Priority date | — |
| Expiry date | Dec 11, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/74
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Crude tall oil is subjected to a distillation process that substantially removes impurities. The process produces a combined pitch and a distillate of free fatty acids and rosin acids from two vacuum columns. The distillate stream is amenable to further downstream hydroprocessing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.