US3909323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cool burning gun propellants containing triaminoguanidine nitrate and cyclotetramethylene tetranitramine with ethyl cellulose binder
Assignee: Boeing North American Inc
•
Filing: 1973-06-14
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Granted: 1975-09-30
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Expires: 1993-06-14
Abstract
Abstract A family of gun propellants formulated with triaminoguanidine nitrate and cyclotetramethylene tetranitramine with a binder of ethyl cellulose to reduce the isochoric flame temperature while providing high mass impetus.
Inventors
- 👤 Joseph E Flanagan
- 👤 Vernon E Haury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:45
CPC Classifications
C; C06; C06B; C06B25/00; C06B25/34; C06B45/00; C06B45/04; C06B45/06; C06B45/10
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
15 words
A GUN PROPELLANT CONTAINING TRIAMINOGUANIDINE NIRATE AND CYCLOTETRAMETHYLENE TETRANITRAMINE WITH A BINDER OF ETHYL CELLULOSE.
Claim 2
Dependent Claim
15 words
A GUN PROPELLANT CONTAINING TRIAMINOGUANIDINE NIRATE AND CYCLOTETRAMETHYLENE TETRANITRAMINE WITH A BINDER OF ETHYL CELLULOSE.
Claim 3
Dependent Claim
32 words
A gun propellant consisting of 20% - 60% by weight of triaminoguanidine nitrate; 20%-60% by weight of cyclotetramethylene tetranitramine; 10%-25% by weight of ethyl cellulose; and 2.5%-10% by weight of isodecyl pelargonate.
Claim 4
Dependent Claim
32 words
A gun propellant consisting of 20% - 60% by weight of triaminoguanidine nitrate; 20%-60% by weight of cyclotetramethylene tetranitramine; 10%-25% by weight of ethyl cellulose; and 2.5%-10% by weight of isodecyl pelargonate.
Claim 5
Dependent Claim
30 words
A gun propellant consisting of 25% by weight of triaminoguanidine nitrate; 50% by weight of cyclotetramethylene tetranitraMine; 20% by weight of ethyl cellulose; and 5% by weight of isodecyl pelargonate.
Claim 6
Dependent Claim
30 words
A gun propellant consisting of 25% by weight of triaminoguanidine nitrate; 50% by weight of cyclotetramethylene tetranitraMine; 20% by weight of ethyl cellulose; and 5% by weight of isodecyl pelargonate.
Claim 7
Dependent Claim
30 words
A gun propellant consisting of 55% by weight of triaminoguanidine nitrate; 25% by weight of cyclotetramethylene tetranitramine; 15% by weight of ethyl cellulose; and 5% by weight of isodecyl pelargonate.
Claim 8
Dependent Claim
30 words
A gun propellant consisting of 55% by weight of triaminoguanidine nitrate; 25% by weight of cyclotetramethylene tetranitramine; 15% by weight of ethyl cellulose; and 5% by weight of isodecyl pelargonate.
Claim 9
Dependent Claim
30 words
A gun propellant consisting of 30% by weight of triaminoguanidine nitrate; 50% by weight of cyclotetramethylene tetranitramine; 15% by weight of ethyl cellulose; and 5% by weight of isodecyl pelargonate.
Claim 10
Dependent Claim
30 words
A gun propellant consisting of 30% by weight of triaminoguanidine nitrate; 50% by weight of cyclotetramethylene tetranitramine; 15% by weight of ethyl cellulose; and 5% by weight of isodecyl pelargonate.
Claim 11
Dependent Claim
30 words
A gun propellant consisting of 55% by weight of triaminoguanidine nitrate; 25% by weight of cyclotetramethylene tetranitramine; 17.5% by weight of ethyl cellulose; and 2.5% by weight of isodecyl pelargonate.
Claim 12
Dependent Claim
30 words
A gun propellant consisting of 55% by weight of triaminoguanidine nitrate; 25% by weight of cyclotetramethylene tetranitramine; 17.5% by weight of ethyl cellulose; and 2.5% by weight of isodecyl pelargonate.
Claim 13
Dependent Claim
30 words
A gun propellant consisting of 30% by weight of triaminoguanidine nitrate; 50% by weight of cyclotetramethylene tetranitramine; 17.5% by weight of ethyl cellulose; and 2.5% by weight of isodecyl pelargonate.
Claim 14
Dependent Claim
30 words
A gun propellant consisting of 30% by weight of triaminoguanidine nitrate; 50% by weight of cyclotetramethylene tetranitramine; 17.5% by weight of ethyl cellulose; and 2.5% by weight of isodecyl pelargonate.
References Cited (Backward Citations)
US2929699A
Cited
US2988438A
Cited
US3110258A
Cited
US3140208A
Cited
US3334053A
Cited
US3639183A
Cited
US3732130A
Cited
US3732131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-09-29 | 1979-03-31 | 1979-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-09-29 | 1983-03-31 | 1983-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-09-29 | 1987-03-31 | 1987-09-30 | $7700.00 | Window Closed / Lapsed |