Method for cleaning processing equipment selected from the group consisting of filters
US8227396B2 · kind B2 · utility
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2References
6Claims
0Family size
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Key dates
| Filing date | Jan 6, 2010 |
| Grant date | Jul 24, 2012 |
| Priority date | — |
| Expiry date | Jan 6, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D3/3956
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method for cleaning process apparatus used for production of liquids, especially for cleaning filters, for example membrane filters. The apparatus is contacted with a solution of peroxydisulphate. It is especially preferred that the cleaning process is carried out at a temperature between 15 and 95° C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.