Low-profile inline filter
US4601820A · kind A · utility
24Cited by
10References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 23, 1984 |
| Grant date | Jul 22, 1986 |
| Priority date | — |
| Expiry date | Mar 23, 2004 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2201/309
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An improved low-profile inline filter unit comprising a housing unit and filter frame. The filter frame being adapted to fit substantially within the housing so that the filter frame may be sonically welded to the housing unit. The housing unit and filter frame cooperating to provide a visible indicator for determining whether an internal hermetic seal is present between the housing unit and filter frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.