US3083526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hybrid method of rocket propulsion using tetranitromethane
Assignee: Phillips Petroleum Co
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Filing: 1958-12-19
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Granted: 1963-04-02
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Expires: 1978-12-19
Abstract
No abstract record available.
Inventors
- 👤 Paul S Hudson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:52
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/60; F02K9/62; C; C06; C06B; C06B25/00; C06B25/36; C06B33/00; C06B33/02; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C06B45/105
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
IN THE METHOD OF DEVELOPING THRUST WHICH COMPRISES EJECTING FROM A ROCKET MOTOR COMBUSTION CHAMBER IN GASEOUS PRODUCTS PRODUCED BY COMBUSTION OF A SOLID, ROCKET PROPELLANT COMPRISING ABOUT 50 TO ABOUT 90 PARTS BY WEIGHT OF A SOLID, INORGANIC OXIDIZING SALT, ABOUT 8 TO ABOUT 48 PARTS BY WEIGHT OF A RUBBER BINDER, AND ABOUT 1 TO ABOUT 2 PARTS BY WEIGHT OF A COMBUSTION CATALYST, THE IMPROVEMENT WHICH COMPRISES INJECTING TETRANITROMETHANE INTO SAID COMBUSTION CHAMBER IN AN AMOUNT OF 0.2 TO 0.8 PART BY WEIGHT PER PART BY WEIGHT OF SOLID PROPELLANT AND SIMULTANEOUSLY ADDING HEAT TO SAID TETRANITROMETHANE.
Claim 2
Dependent Claim
100 words
IN THE METHOD OF DEVELOPING THRUST WHICH COMPRISES EJECTING FROM A ROCKET MOTOR COMBUSTION CHAMBER IN GASEOUS PRODUCTS PRODUCED BY COMBUSTION OF A SOLID, ROCKET PROPELLANT COMPRISING ABOUT 50 TO ABOUT 90 PARTS BY WEIGHT OF A SOLID, INORGANIC OXIDIZING SALT, ABOUT 8 TO ABOUT 48 PARTS BY WEIGHT OF A RUBBER BINDER, AND ABOUT 1 TO ABOUT 2 PARTS BY WEIGHT OF A COMBUSTION CATALYST, THE IMPROVEMENT WHICH COMPRISES INJECTING TETRANITROMETHANE INTO SAID COMBUSTION CHAMBER IN AN AMOUNT OF 0.2 TO 0.8 PART BY WEIGHT PER PART BY WEIGHT OF SOLID PROPELLANT AND SIMULTANEOUSLY ADDING HEAT TO SAID TETRANITROMETHANE.
References Cited (Backward Citations)
US2791883A
Cited
US2877504A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |