Filter cells providing lifting means and related methods
US5482624A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Oct 4, 1994 |
| Grant date | Jan 9, 1996 |
| Priority date | — |
| Expiry date | Oct 4, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2201/24
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Filter cartridge assemblies (10) comprising at least one filter cell (12) having an aperture (18) therethrough; a retainer ring (22) securably disposed on the filter cell and concentric with the aperture; and a lifting device (42, 50, 70, 80, 90) in communication with the retainer ring. A device for lifting and carrying a filter cell (12) comprising a retainer ring (22); and a lifting device (42, 50, 80, 90) in communication with the retainer ring. A method for the assembly of a cell-type filter cartridge device (10) comprising the steps of providing a filter housing (28) for at least one filter cell (12), the filter housing having a removable opening, an inlet and an outlet; providing at least one filter cell, the cell having an aperture (18) communicable with the outlet and a retainer ring (22) secured to the cell and providing a lifting device (42, 50, 80, 90); depositing the filter cell into the filter housing; and fastening the removable opening to the filter housing. A method for removing a filter cell cartridge assembly (10) from a filter housing (28) having a removable opening, an inlet and an outlet; the cartridge assembly providing at least one filter cell (12) having an …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.