Plate-type filter cartridge with internal support
US4876007A · kind A · utility
31Cited by
9References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 1987 |
| Grant date | Oct 24, 1989 |
| Priority date | — |
| Expiry date | Aug 28, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D63/084
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A plate-type filter cartridge includes a plurality of stacked filtration units; each filtration unit having inner and outer rims, two filtration membranes bonded to opposite sides of the two rims, and a pair of netty members formed of fibrous material contacting a porous support and membranes. The support supports the membrane and is disposed between the membranes; the support being defined by a plurality of spokes and an outer rim.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.