Reverse osmosis filtration devices with RFID tag-powered flow and conductivity meters
US8617397B2 · kind B2 · utility
5Cited by
40References
22Claims
0Family size
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Key dates
| Filing date | Sep 7, 2006 |
| Grant date | Dec 31, 2013 |
| Priority date | — |
| Expiry date | Oct 5, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2209/40
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to reverse osmosis filtration devices, and more particularly, to membrane filtration devices (10, 11, 12) that have flow meters and fluid conductivity meters powered by RFID tags. Embodiments of the present invention comprise reverse osmosis filters and filtration systems comprising measuring devices, including flow and conductivity meters. The meters of the present invention are preferably located on or within permeate core tubes (16) of filtration devices and systems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.