Producing pipelineable bitumen
US6277269A · kind A · utility
48Cited by
8References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 1999 |
| Grant date | Aug 21, 2001 |
| Priority date | — |
| Expiry date | Dec 21, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G47/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A bitumen is rendered pipelineable by partially hydroconverting the bitumen and then adding sufficient diluent to the partially hydroconverted bitumen to provide a mixture having an API gravity at 15.degree. C. of at least 19.degree. and a viscosity at 40.degree. C. in the range of about 35 to about 60 cP.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.