Recovery and transportation of heavy crude oils
US6402934B1 · kind B1 · utility
22Cited by
12References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2000 |
| Grant date | Jun 11, 2002 |
| Priority date | — |
| Expiry date | Feb 28, 2020 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF17D1/17
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Novel amine-chelate complexes are useful in significantly reducing the viscosity of heavy crude oils, facilitating the recovery and transportation of such heavy crude oils. The amine-chelate complexes are formed by heating together an organic amine with a chelating agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.