Use of ultrasonic energy in the transfer of waxy crude oil
US4945937A · kind A · utility
8Cited by
5References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 6, 1989 |
| Grant date | Aug 7, 1990 |
| Priority date | — |
| Expiry date | Oct 6, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/0391
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Ultrasonic energy is applied to a combination of waxy crude oil and solid polymeric wax crystal modifier to effect dissolution of the modifier in the crude oil, thereby reducing the gel strength of the crude oil.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.