Method for treating synthetic crude oil for pour point reduction
Abstract
Abstract A METHOD IS PROVIDED FOR TREATING SYNTHETIC CRUDE OIL TO REDUCE ITS POUR POINT AAND TO STABILIZE THE REDUCED POUR POINT BY VISBREAKING THE CRUDE OIL IN THE PRESENCE OF HYDROGEN SO THAT FROM ABOUT 50 TO ABOUT 200 S.C.F. OF HYDROGEN IS CONSUMED PER BARREL OF OIL TREATED, SEPARATING VAPORS FROM THE VISBROKEN OIL UNDER CONDITIONS OF TEMPERATURE AND PRESSURE WHICH ARE NOT SUBSTANTIALLY DIFFERENT FROM THE CONDITIONS OF TH VISBREAKING OPERATION, HYDROGENATING THE VAPORIZED PORTION OF THE VISBROKEN OIL, THE COMBINING AT LEAST PART OF THE UNVAPORIZED OIL WITH AT LEAST PART OF THE HYDROGENATED VAPORIZED BISBROKEN OIL TO PROVIDE AN OIL PRODUCT SUITABLE FOR CONVENTIONAL STORAGE, TRANSPORTION, AND THE LIKE.
Inventors
- 👤 J Frankovich
- 👤 D Wunderlich
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-11 | 1976-12-11 | 1977-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-11 | 1980-12-11 | 1981-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-11 | 1984-12-11 | 1985-06-12 | $7700.00 | Window Closed / Lapsed |