US2721792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitro-paraffin propellant
Assignee: Borg Warner Corp
•
Filing: 1946-05-07
•
Granted: 1955-10-25
•
Expires: 1966-05-07
Abstract
No abstract record available.
Inventors
- 👤 John A Hannum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:10
CPC Classifications
C; C10; C10L; C10L5/00; C06; C06B; C06B25/00; C06B25/36
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
119 words
A SELF-SUFFICIENT LIQUID PROPELLANT LENDING ITSELF TO USE AS A FUEL IN A GAS TURBINE CONSISTING ESSENTIALLY OF A SELF-CONTAINED STOICHIOMETRIC MIXTURE OF AN OXIDANT SELECTED FROM THE GROUP CONSISTING OF AMMONIUM NITRATE AND AMMONIUM PERCHLORATE AND A FUEL COMPONENT SELECTED FROM THE GROUP CONSISTING OF NITROMETHANE, NITROETHANE, 1-NITROPROPANE, 2-NITROPROPANE, 1,1-DINITROPROPANE, 2,2-DINITROPROPANE, 1,2-DINITROPROPANE, 1,3-DINITROPROPANE, 1,1-DINITROETHANE, TRINITROPROPANE, AND MIXTURES THEREOF, THE PROPELLANT AS A WHOLE TAKING THE PHYSICAL FORM OF A LIQUID DEVOID OF EXTRANEOUS SOLID COMBUSTIBLES IN WHICH THE OXIDANT IS DISPERSED IN FINELY DIVIDED FORM AND WHICH IS SUSCEPTIBLE OF BEING FED IN LIQUID FORM TO THE REGION WHEREIN THE PROPELLANT IS PREPARED FOR BURNING AT THE POINT OF FLAME PROPAGATION IN THE COMBUSTION CHAMBER OF THE TURBINE.
References Cited (Backward Citations)
GB190515852A
Cited
US914624A
Cited
US1512354A
Cited
US1985968A
Cited
US2287093A
Cited
US2325064A
Cited
US2325065A
Cited
US2355817A
Cited
US2433932A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-24 | 1959-04-25 | 1959-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-24 | 1963-04-25 | 1963-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-24 | 1967-04-25 | 1967-10-25 | $7700.00 | Window Closed / Lapsed |