US3645810A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid fuel composition
Assignee: United States Department of the Army
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Filing: 1955-06-14
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Granted: 1972-02-29
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Expires: 1975-06-14
Abstract
Abstract 1. A solid fuel comprising a composition consisting of about 80 to 95 percent by weight of magnesium powder: 2 to 10 percent by weight of sodium nitrate; 2 to 10 percent by weight of a synthetic rubber cement; 6 to 8 percent by weight of stearic acid, and compressed into a solid having a specific gravity of from 1.30 to 1.70.
Inventors
- 👤 Seymour A Genden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:07
CPC Classifications
C; C06; C06B; C06B21/00; C06B21/0033; C06B21/0041; C06B33/00; C06B33/02
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
61 words
A SOLID FUEL COMPRISING A COMPOSITION CONSISTING OF ABOUT 80 TO 95 PERCENT BY WEIGHT OF MAGNESIUM POWDER: 2 TO 10 PERCENT BY WEIGHT OF SODIUM NITRATE; 2 TO 10 PERCENT BY WEIGHT OF A SYNTHETIC RUBBER CEMENT; 6 TO 8 PERCENT BY WEIGHT OF STEARIC ACID, AND COMPRESSED INTO A SOLID HAVING A SPECIFIC GRAVITY OF FROM 1.30 TO 1.70.
Claim 2
Dependent Claim
61 words
A SOLID FUEL COMPRISING A COMPOSITION CONSISTING OF ABOUT 80 TO 95 PERCENT BY WEIGHT OF MAGNESIUM POWDER: 2 TO 10 PERCENT BY WEIGHT OF SODIUM NITRATE; 2 TO 10 PERCENT BY WEIGHT OF A SYNTHETIC RUBBER CEMENT; 6 TO 8 PERCENT BY WEIGHT OF STEARIC ACID, AND COMPRESSED INTO A SOLID HAVING A SPECIFIC GRAVITY OF FROM 1.30 TO 1.70.
Claim 3
Dependent Claim
48 words
A solid fuel comprising a composition consisting of about 80 to 85 percent by weight of magnesium powder; 5 to 10 percent by weight of sodium nitrate; 6 to 8 percent by weight of a synthetic rubber cement; and 2 to 3 percent by weight of stearic acid.
Claim 4
Dependent Claim
48 words
A solid fuel comprising a composition consisting of about 80 to 85 percent by weight of magnesium powder; 5 to 10 percent by weight of sodium nitrate; 6 to 8 percent by weight of a synthetic rubber cement; and 2 to 3 percent by weight of stearic acid.
Claim 5
Dependent Claim
40 words
A solid fuel comprising a composition consisting of about 84 1/2 by weight of magnesium powder; 7 1/2 by weight of sodium nitrate; 6 percent by weight of rubber cement; and 2 percent by weight of a synthetic stearic acid.
Claim 6
Dependent Claim
40 words
A solid fuel comprising a composition consisting of about 84 1/2 by weight of magnesium powder; 7 1/2 by weight of sodium nitrate; 6 percent by weight of rubber cement; and 2 percent by weight of a synthetic stearic acid.
Claim 7
Dependent Claim
57 words
A solid fuel comprising a composition consisting of about 84 1/2 percent by weight of magnesium powder; 7 1/2 percent by weight of sodium nitrate; 6 percent by weight of rubber cement; and 2 percent by weight of a synthetic stearic acid, and compressed into a solid briquette having a specific gravity of from 1.30 to 1.70.
Claim 8
Dependent Claim
57 words
A solid fuel comprising a composition consisting of about 84 1/2 percent by weight of magnesium powder; 7 1/2 percent by weight of sodium nitrate; 6 percent by weight of rubber cement; and 2 percent by weight of a synthetic stearic acid, and compressed into a solid briquette having a specific gravity of from 1.30 to 1.70.
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) | 1975-02-28 | 1975-08-30 | 1976-02-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-28 | 1979-08-30 | 1980-02-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-28 | 1983-08-30 | 1984-02-29 | $7700.00 | Window Closed / Lapsed |