Patent US2959915A successfully refreshed from Google Patents.
US2959915A
Expired / Lapsed
US
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Fuel for and method of operating a jet engine
Assignee: Texaco Inc
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Filing: 1955-12-27
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Granted: 1960-11-15
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Expires: 1975-12-27
Abstract
No abstract record available.
Inventors
- 👤 Kenneth L Dille
- 👤 Herbert E Vermillion
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:35
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/2222
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A METHOD OF OPERATING A JET AIRCRAFT COMPRISING COOLING THE LUBRICANT EMPLOYED IN THE LUBRICATION OF JET ENGINES BY INDIRECT HEAT EXCHANGE WITH A COMPOSITION CONSISTING ESSENTIALLY OF A HYDROCARBON STOCK BOILING WITHIN THE RANGE OF FROM 250 TO 700*F. CONTAINING 0.001 TO 0.03 PERCENT BY WEIGHT OF AT LEAST ONE AMINE SELECTED FROM THE GROUP CONSISTING OF ALKYL PRIMARY AND ALKYL, ARALKYL SECONDARY AMINES CONTAINING A TOTAL OF 16 TO 32 CARBON ATOMS IN THE ALKYL RADICALS AND SUBSEQUENTLY USING SAID HYDROCARBON FOR FUEL FOR OPERATION OF SAID JET ENGINE.
Claim 2
Independent Claim
91 words
A METHOD OF OPERATING A JET AIRCRAFT COMPRISING COOLING THE LUBRICANT EMPLOYED IN THE LUBRICATION OF JET ENGINES BY INDIRECT HEAT EXCHANGE WITH A COMPOSITION CONSISTING ESSENTIALLY OF A HYDROCARBON STOCK BOILING WITHIN THE RANGE OF FROM 250 TO 700*F. CONTAINING 0.001 TO 0.03 PERCENT BY WEIGHT OF AT LEAST ONE AMINE SELECTED FROM THE GROUP CONSISTING OF ALKYL PRIMARY AND ALKYL, ARALKYL SECONDARY AMINES CONTAINING A TOTAL OF 16 TO 32 CARBON ATOMS IN THE ALKYL RADICALS AND SUBSEQUENTLY USING SAID HYDROCARBON FOR FUEL FOR OPERATION OF SAID JET ENGINE.
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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |