US3257802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of hybrid high specific impulse propulsion using lithium-polyethylene solid with chlorine containing oxidizers
Assignee: Individual
•
Filing: 1964-03-13
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Granted: 1966-06-28
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Expires: 1984-03-13
Abstract
No abstract record available.
Inventors
- 👤 Martin H Kaufman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:39
CPC Classifications
C; C06; C06D; C06D5/00; C06D5/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
THE METHOD OF INCREASING THE SPECIFIC IMPULSE DEVELOPED BY EJECTING FROM A COMBUSTION CHAMBER THE GASEOUS PRODUCTS PRODUCED BY COMBUSTION OF A SOLID PROPELLANT COMPRISING FROM 30 TO 40 PERCENT BY WEIGHT LITHIUM AND FROM 60 TO 70 PERCENT BY WEIGHT POLYETHYLENE, COMPRISING INJECTING CHLORINE TRIFLUORIDE IN A RATIO OF FROM 70 TO 80 PARTS BY WEIGHT TO FROM 20 TO 30 PARTS BY WEIGHT SOLID PROPELLANT INTO SAID COMBUSTION CHAMBER.
Claim 2
Independent Claim
71 words
THE METHOD OF INCREASING THE SPECIFIC IMPULSE DEVELOPED BY EJECTING FROM A COMBUSTION CHAMBER THE GASEOUS PRODUCTS PRODUCED BY COMBUSTION OF A SOLID PROPELLANT COMPRISING FROM 30 TO 40 PERCENT BY WEIGHT LITHIUM AND FROM 60 TO 70 PERCENT BY WEIGHT POLYETHYLENE, COMPRISING INJECTING CHLORINE TRIFLUORIDE IN A RATIO OF FROM 70 TO 80 PARTS BY WEIGHT TO FROM 20 TO 30 PARTS BY WEIGHT SOLID PROPELLANT INTO SAID COMBUSTION CHAMBER.
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) | 1969-06-27 | 1969-12-27 | 1970-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-27 | 1973-12-27 | 1974-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-27 | 1977-12-27 | 1978-06-28 | $7700.00 | Window Closed / Lapsed |