Stabilized polymer drag reducing agent slurries
US7256224B2 · kind B2 · utility
8Cited by
27References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 21, 2005 |
| Grant date | Aug 14, 2007 |
| Priority date | — |
| Expiry date | Sep 22, 2025 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF17D1/17
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A method for producing a stabilized polymer drag reducing agent slurry comprising combining a fatty acid wax and a liquid carrier to form a dispersion; pre-treating the dispersion by heating to partially dissolve the fatty acid wax in the liquid carrier; and adding the polymer drag reducing agent thereto, to form a stabilized polymer drag reducing agent slurry. The resulting slurry is relatively stable against settling, separation and agglomeration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.