Distillation system with partitioned column
US5339648A · kind A · utility
39Cited by
9References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 1993 |
| Grant date | Aug 23, 1994 |
| Priority date | — |
| Expiry date | Aug 5, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S62/905
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A distillation system, particularly useful for the cryogenic distillation of feed air, employing a first column and a partitioned second column whereby three separate product streams may be withdrawn from the partitioned column.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.