Multipurpose single external seal filter assembly for metallic and ceramic tube filters with integral locking means
US6361575B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 23, 2000 |
| Grant date | Mar 26, 2002 |
| Priority date | — |
| Expiry date | Jun 23, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2271/02
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A filter assembly (60) for holding a filter element (28) within a hot gas cleanup system pressure vessel is provided, containing: a filter housing (62), said filter housing inner walls defining a joint (98), said walls defining an interior volume (67); a one piece, fail-safe/regenerator device (68) within the interior chamber (67) of the filter housing (62) having outer walls defining a joint (98′) which mates with the filter assembly joint (98), containing outward-extending radial flanges (99 and 99′) with mating holes (100 and 100′) through both the housing (62) and fail-safe/regenerator device (68) for seating an essential sealing means (70) between the joints (98 and 98′).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.