Low interfacial tension surfactants for petroleum applications
US9499736B2 · kind B2 · utility
0Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 9, 2014 |
| Grant date | Nov 22, 2016 |
| Priority date | — |
| Expiry date | Dec 9, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2305/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a class of novel surfactants that have utility in the recovery and/or extraction of oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.