Hollow fiber membrane contactor
US6616841B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 21, 2001 |
| Grant date | Sep 9, 2003 |
| Priority date | — |
| Expiry date | Jun 21, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2313/23
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention is directed to a contactor for degrassing a liquid. The contractor includes a perforated core and a microporous membrane fabric wrapped around the core. The fabric includes a polymethyl pentene hollow fiber as a weft fiber and a warp yarn. A tube sheet secures the ends of the wound fiber and a shell encases the tube sheet and fabric. The shell has at least one opening to permit fluid flow through the shell and an end cap. In a further embodiment the invention is directed to a contactor for degrassing a liquid wherein the contactor is adapted to withstand pressures greater than 0.4 MPa and temperatures greater than 50° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.