Structured column packing with liquid holdup
US4929399A · kind A · utility
18Cited by
16References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 12, 1989 |
| Grant date | May 29, 1990 |
| Priority date | — |
| Expiry date | Oct 12, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24702
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Structured column packing having a fluted surface wherein the flute elevation forms a shelf sufficient to cause downflowing liquid to pool on the shelf thereby enabling more efficient countercurrent vapor-liquid mass transfer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.