Shower filter media
US6056875A · kind A · utility
14Cited by
3References
13Claims
0Family size
Inventor
Key dates
| Filing date | Feb 8, 1999 |
| Grant date | May 2, 2000 |
| Priority date | — |
| Expiry date | Feb 8, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2307/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A filtering material for filtering hot water in a shower utilizes ceramic-type calcium sulfite beads, made from a ceramic binder and calcium sulfite, and a copper-zinc media, with the ceramic-type calcium sulfite beads and the copper-zinc media being present in substantially equal volumetric portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.