Methods and compositions for reduction of drag in hydrocarbon fluids
US5110874A · kind A · utility
12Cited by
5References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 19, 1990 |
| Grant date | May 5, 1992 |
| Priority date | — |
| Expiry date | Apr 19, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L1/2387
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for reducing friction loss in flowing hydrocarbon fluids is disclosed. The method comprises adding to the fluid an effective amount of an oil-soluble polyamine and a terpolymer of styrene, alkyl acrylate and a carboxylic acid selected from the group consisting of acrylic acid and methacrylic acid. Related compositions are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.