Timing of spa water treatment
US6444129B1 · kind B1 · utility
38Cited by
18References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 9, 2001 |
| Grant date | Sep 3, 2002 |
| Priority date | — |
| Expiry date | Feb 9, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2301/046
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A method of controlling the operation of a spa water treating system, where such treating is selected from the group:iv) water filtrationv) water sanitizingvi) water heatingand that includes the steps:a) determining a desired water treating time interval as a function of timing of spa water prior treating interval, or usage,b) and treating the spa water as a function of said determined time interval.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.