Process of treating aqueous systems
US4454047A · kind A · utility
33Cited by
5References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 18, 1982 |
| Grant date | Jun 12, 1984 |
| Priority date | — |
| Expiry date | May 18, 2002 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB03D1/01
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process of treating an aqueous system which comprises adding to the system a stable emulsion of an aqueous internal phase in a non-aqueous external phase. The aqueous internal phase contains a homo- or a copolymer of an acrylamido alkylene quaternary ammonium salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.