Method and apparatus for testing the integrity of filter elements
US5417101A · kind A · utility
139Cited by
9References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 9, 1992 |
| Grant date | May 23, 1995 |
| Priority date | — |
| Expiry date | Jun 9, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2201/287
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method and apparatus for testing the integrity of filter elements is provided. The filter assembly comprises a plurality of filter elements which are subdivided into a plurality of sections. By measuring the gas flow rate under known pressure conditions through all of the sections or a selected portion of the sections, defective filter elements can be isolated in a systematic manner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.