Method and apparatus for forward and reverse flushable filter system
US11964238B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Nov 13, 2020 |
| Grant date | Apr 23, 2024 |
| Priority date | — |
| Expiry date | Oct 26, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2321/12
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for selectively cleaning a flushable filter system that includes a first filter unit and a second filter unit each of which is configured to purify unpurified liquid into purified liquid, the method comprises the steps of: operating the flushable filter system such that one of the first filter unit and the second filter unit is cleaned, while the other of the first filter unit and the second filter unit produced the purified liquid that is used to back flush the one of the first filter unit and the second filter unit that is being cleaned.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.