Water softener with resin beads of different mesh sizes
US5464532A · kind A · utility
10Cited by
20References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 1995 |
| Grant date | Nov 7, 1995 |
| Priority date | — |
| Expiry date | Feb 28, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2303/16
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A water softening system using resin beads of two or more ranges of mesh sizes with the quantities of each range of resin sizes being in a predetermined proportion to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.