Preventing contaminant build-up in beer lines
US5645697A · kind A · utility
6Cited by
5References
18Claims
0Family size
Inventors
Key dates
| Filing date | Mar 23, 1995 |
| Grant date | Jul 8, 1997 |
| Priority date | — |
| Expiry date | Mar 23, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2303/22
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Apparatus for preventing contaminant build-up in beer supply lines including a coil supported on a former located coaxially about the beer line. A signal generator is connected to the coil to apply a signal of varying frequency to the coil to prevent bacterial growth on the inside of the line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.