Membrane leaf packet with reinforced fold
US7875177B2 · kind B2 · utility
15Cited by
10References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2008 |
| Grant date | Jan 25, 2011 |
| Priority date | — |
| Expiry date | Sep 7, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1051
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention is directed toward membrane leaf packets, spiral wound modules and methods for making and using the same. The subject leaf packet comprises a membrane sheet folded upon itself and reinforced with sealant and tape along at least a portion of the fold on the back side of the membrane sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.