US2911292A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reducing the corrosivity of vanadiumcontaining oils
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1950-11-30
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Granted: 1959-11-03
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Expires: 1970-11-30
Abstract
No abstract record available.
Inventors
- 👤 Emile L Baldeschwieler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:08
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/1814; C10L1/182; C10L1/1828; C10L1/188; C10L1/1886; C10L1/189; C10L1/26; C10L1/2633; C10L1/265; C10L1/30; C10L1/301
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A FUEL COMPOSITION COMPRISING A MAJOR AMOUNT A RESIDUAL FUEL OIL YIELDING A CORROSIVE VANADIUM CONTAINING ASH UPON COMBUSTION, AND A MINOR AMOUNT, SUFFICIENT TO RETARD THE CORROSIVENESS OF SAID ASH OF AN OILSOLUBLE METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE OIL-SOLUBLE COMPOUNDS OF IRON ALUMINUM, AND NICKEL, SAID FUEL OIL COMPOSITION IN THE ABSENCE OF SAID METAL COMPOUND NORMALLY YIELDING A CORROSIVE VANADIUM CONTAINING AS UPON COMBUSTION.
Claim 2
Dependent Claim
70 words
A FUEL COMPOSITION COMPRISING A MAJOR AMOUNT A RESIDUAL FUEL OIL YIELDING A CORROSIVE VANADIUM CONTAINING ASH UPON COMBUSTION, AND A MINOR AMOUNT, SUFFICIENT TO RETARD THE CORROSIVENESS OF SAID ASH OF AN OILSOLUBLE METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE OIL-SOLUBLE COMPOUNDS OF IRON ALUMINUM, AND NICKEL, SAID FUEL OIL COMPOSITION IN THE ABSENCE OF SAID METAL COMPOUND NORMALLY YIELDING A CORROSIVE VANADIUM CONTAINING AS UPON COMBUSTION.
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) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |