Multifiltration cartridge filtration apparatus
US8673148B2 · kind B2 · utility
4Cited by
12References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2008 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Nov 21, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2315/08
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A filtration apparatus is provided comprising a housing having an inlet and an outlet and a plurality of spirally wound filtration cartridges. The filtration cartridges include two filter layers, a feed spacer layer and a permeate spacer layer. Seals are provided to prevent admixtures of feed and permeate and to permit recovery of permeate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.