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US2919541A
Expired / Lapsed
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Method for propelling rockets and rocket fuels
Assignee: Phillips Petroleum Co
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Filing: 1953-07-06
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Granted: 1960-01-05
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Expires: 1973-07-06
Abstract
No abstract record available.
Inventors
- 👤 John E Mahan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:30
CPC Classifications
C; C06; C06B; C06B43/00; Y; Y10; Y10S; Y10S149/00; Y10S149/12; Y10S149/121
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN THE METHOD FOR DEVELOPING THRUST BY THE COMBUSTION OF BI-PROPELLANT COMPONENTS IN A COMBUSTION CHAMBER OF A REACTION MOTOR, THE STEPS COMPRISING SEPARATELY AND SIMULTANEOUSLY INJECTING A STREAM OF AN OXIDANT COMPONENT AND A STREAM OF A FUEL COMPONENT INTO A COMBUSTION CHAMBER OF SAID MOTOR, IN SUCH PROPORTION AS TO PRODUCE SPONTANEOUS IGNITION, SAID FUEL COMPONENT CONSISTING ESSENTIALLY OF FROM 90 TO 10 PERCENT BY VOLUME OF AT LEAST ONE MERCAPTAN HAVING THE FORMULA R''SH WHEREIN R'' IS SELECTED FROM THE GROUP CONSISTING OF ALKYL AND ALKENYL RADICALS HAVING NOT MORE THAN 10 CARBON ATOMS, AND FROM 10 TO 90 PERCENT BY VOLUME OF AT LEAST ONE HYDROCARBON POLYAMINE CONTAINING AT LEAST TWO
Claim 2
Dependent Claim
115 words
IN THE METHOD FOR DEVELOPING THRUST BY THE COMBUSTION OF BI-PROPELLANT COMPONENTS IN A COMBUSTION CHAMBER OF A REACTION MOTOR, THE STEPS COMPRISING SEPARATELY AND SIMULTANEOUSLY INJECTING A STREAM OF AN OXIDANT COMPONENT AND A STREAM OF A FUEL COMPONENT INTO A COMBUSTION CHAMBER OF SAID MOTOR, IN SUCH PROPORTION AS TO PRODUCE SPONTANEOUS IGNITION, SAID FUEL COMPONENT CONSISTING ESSENTIALLY OF FROM 90 TO 10 PERCENT BY VOLUME OF AT LEAST ONE MERCAPTAN HAVING THE FORMULA R''SH WHEREIN R'' IS SELECTED FROM THE GROUP CONSISTING OF ALKYL AND ALKENYL RADICALS HAVING NOT MORE THAN 10 CARBON ATOMS, AND FROM 10 TO 90 PERCENT BY VOLUME OF AT LEAST ONE HYDROCARBON POLYAMINE CONTAINING AT LEAST TWO
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) | 1963-01-04 | 1963-07-06 | 1964-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-04 | 1967-07-06 | 1968-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-04 | 1971-07-06 | 1972-01-05 | $7700.00 | Window Closed / Lapsed |