US3000710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral base vanadium-containing residual fuel oil composition and method of preparation
Assignee: Sinclair Refining Co
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Filing: 1956-02-16
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Granted: 1961-09-19
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Expires: 1976-02-16
Abstract
No abstract record available.
Inventors
- 👤 James H Kirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:49
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/12; C10L1/1266
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
THE METHOD OF PRODUCING A MINERAL BASE VANADIUMCONTAINING RESIDUAL FUEL OIL COMPOSITION CONTAINING MAGNESIUM, ON A WEIGHT BASIS, IN AN AMOUNT EQUIVALENT TO AT LEAST ABOUT THREE TIMES THE AMOUNT OF VANADIUM PRESENT WHICH COMPRISES CONTACTING AT A TEMPERATURE IN EXCESS OF ABOUT 212*F. TO 900*F. AND FOR AT LEAST ABOUT 10 MINUTES A VANADIUM CONTAINING RESIDUAL OIL AND MAGNESIUM NITRATE IN AN AMOUNT SUFFICIENT TO PROVIDE AT LEAST THREE PARTS OF MAGNESIUM IN THE RESULTING PRODUCT PER PART OF VANADIUM PRESENT, SAID PRODUCT BEING SUBSTANTIALLY ANHYDROUS AND FILTERING THE PRODUCT.
Claim 2
Independent Claim
91 words
THE METHOD OF PRODUCING A MINERAL BASE VANADIUMCONTAINING RESIDUAL FUEL OIL COMPOSITION CONTAINING MAGNESIUM, ON A WEIGHT BASIS, IN AN AMOUNT EQUIVALENT TO AT LEAST ABOUT THREE TIMES THE AMOUNT OF VANADIUM PRESENT WHICH COMPRISES CONTACTING AT A TEMPERATURE IN EXCESS OF ABOUT 212*F. TO 900*F. AND FOR AT LEAST ABOUT 10 MINUTES A VANADIUM CONTAINING RESIDUAL OIL AND MAGNESIUM NITRATE IN AN AMOUNT SUFFICIENT TO PROVIDE AT LEAST THREE PARTS OF MAGNESIUM IN THE RESULTING PRODUCT PER PART OF VANADIUM PRESENT, SAID PRODUCT BEING SUBSTANTIALLY ANHYDROUS AND FILTERING THE PRODUCT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |