Additives for improving DRA injection
US11098221B2 · kind B2 · utility
1Cited by
6References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 20, 2018 |
| Grant date | Aug 24, 2021 |
| Priority date | — |
| Expiry date | Feb 15, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/12
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A composition comprising a drag reducing latex formulation produced by emulsion polymerization to create solid particles dispersed in an aqueous medium and an additive. The use of the composition results in a decrease of film formation while injected through a pump head when compared to the drag reducing latex formulation injected through the pump head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.