Defoamer for high strength acid media
US4145309A · kind A · utility
0Cited by
3References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 1977 |
| Grant date | Mar 20, 1979 |
| Priority date | — |
| Expiry date | Aug 29, 1997 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D19/0404
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A defoamer for controlling the foam in high strength acid media and process for preparing same having a majority of a sulfonated oil and a minority of a long chain alcohol and a nonionic additive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.