Patent US3249474A successfully refreshed from Google Patents.
US3249474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Explosive composition containing inorganic salts and coated metal
Assignee: Individual
•
Filing: 1964-08-03
•
Granted: 1966-05-03
•
Expires: 1984-08-03
Abstract
No abstract record available.
Inventors
- 👤 Robert B Clay
- 👤 Lex L Udy
- 👤 Wayne O Ursenbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:32
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/14; C06B45/00; C06B45/18; C06B45/30; C06B45/32
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
87 words
A SLURRY EXPLOSIVE COMPOSITION CONTAINING NOT MORE THAN ABOUT 25% BY WEIGHT OF A LIQUID SOLVENT, AT LEAST 40 PERCENT BY WEIGHT, BASED ON THE TOTAL COMPOSITION, OF AN INORGANIC OXIDANT AND 0.1 TO 25 PERCENT OF AN ACTIVE METAL IN FINELY DIVIDED SOLID STATE, SID METAL HAVING AN ARTIFICIALLY PRODUCED LYOPHOBIC SURFACE IN SUFFICIENT MEASURE SUBSTANTIALLY TO INCREASE ITS NORMAL REPELLANCY TO THE LIQUID SOLVENT, THE QUANTITY OF METAL AND ITS SURFACE CONDITION BEING SUFFICIENTLY EFFECTIVE TO SUBSTANTIALLY INCREASE THE DETONATION SENSITIVITY OF THE TOTLA COMPOSITION.
Claim 2
Dependent Claim
87 words
A SLURRY EXPLOSIVE COMPOSITION CONTAINING NOT MORE THAN ABOUT 25% BY WEIGHT OF A LIQUID SOLVENT, AT LEAST 40 PERCENT BY WEIGHT, BASED ON THE TOTAL COMPOSITION, OF AN INORGANIC OXIDANT AND 0.1 TO 25 PERCENT OF AN ACTIVE METAL IN FINELY DIVIDED SOLID STATE, SID METAL HAVING AN ARTIFICIALLY PRODUCED LYOPHOBIC SURFACE IN SUFFICIENT MEASURE SUBSTANTIALLY TO INCREASE ITS NORMAL REPELLANCY TO THE LIQUID SOLVENT, THE QUANTITY OF METAL AND ITS SURFACE CONDITION BEING SUFFICIENTLY EFFECTIVE TO SUBSTANTIALLY INCREASE THE DETONATION SENSITIVITY OF THE TOTLA COMPOSITION.
Claim 3
Dependent Claim
46 words
COMPOSITION ACCORDING TO CLAIM 1 WHEREIN THE LYOPHOBIC SURFACE IS PRODUCED BY A COATING MATERIAL SELECTED FROM THE GROUP WHICH CONSISTS OF NORMALLY SOLID WAXES, GILSONITE, LONG CHAIN ALIPHATIC CARBOXYLIC ACIDS, THEIR METALLIC AND NITROGEN BASED SALTS, AND THEIRESTERS, SILICONES AND SILICONE GREASES, AND MIXTURES THEREOF.
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) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |