Cleaning of hollow fibre filters
US4921610A · kind A · utility
112Cited by
2References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 4, 1988 |
| Grant date | May 1, 1990 |
| Priority date | — |
| Expiry date | May 4, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2321/18
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
In the cleaning and removal of solids from microporous hollow fibre filters by a series of chemical cleaning cycles, the optimum time and pattern of the cleaning cycles is calculated from the rate of diminution in filtrate flow rate and the time and filtrate lost in each cycle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.