Method for removing clay deposits from cooling water systems
US5401323A · kind A · utility
5Cited by
11References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 8, 1993 |
| Grant date | Mar 28, 1995 |
| Priority date | — |
| Expiry date | Sep 8, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F5/12
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
Methods and compositions for removing deposits from surfaces in contact with the water of a cooling water system are disclosed. A lignosulfonate compound, alone or in combination with other materials, is effective in removing such deposits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.