Continuous on-line process control of residua distillation
US7223603B2 · kind B2 · utility
5Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 25, 2003 |
| Grant date | May 29, 2007 |
| Priority date | — |
| Expiry date | Feb 25, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/12
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Ultrasonic spectroscopy, calorimetry, or thermogravimetric analysis provide measures which correlate with properties of asphaltene complex of petroleum residua which can be used to establish or maintain consistent properties of petroleum residua during blending or to determine immediacy of petroleum residuea to deposition phenomena during pyrolytic thermal treatment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.