Flowable flocculants for water treatment
US3941739A · kind A · utility
5Cited by
4References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 20, 1974 |
| Grant date | Mar 2, 1976 |
| Priority date | — |
| Expiry date | May 20, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2333/26
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A fluidized flocculant being a dispersion of from about 5 to 60 weight percent of finely ground polyacrylamides in a fluid, water soluble polyhydric alcohol carrier. The fluidized flocculant is prepared as a dispersion having a particle size of less than 75 microns and can be metered and pumped into a water stream and mixed therewith to form a flocculant solution that can be readily metered and pumped into water to be clarified.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.