Laminates of asymmetric membranes
US7851043B2 · kind B2 · utility
1Cited by
57References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 24, 2003 |
| Grant date | Dec 14, 2010 |
| Priority date | — |
| Expiry date | Jul 20, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24322
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention is directed to composite filters and methods for preparing same. More specifically, it is directed to filter laminates of multiple discrete layers of material bonded together, with at least one of the layers being an asymmetric membrane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.