Patent US3303074A successfully refreshed from Google Patents.
US3303074A
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Aqueous explosives slurries containing sulfur compounds having a low coefficient of expansion
Assignee: Trojan Powder Co
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Filing: 1965-12-06
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Granted: 1967-02-07
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Expires: 1985-12-06
Abstract
No abstract record available.
Inventors
- 👤 William L Schowyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:29
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
AN AQUEOUS SLURRIED EXPLOSIVE COMPOSITION CHARACTERIZED BY A RELATIVELY STABLE LOW COEFICIENT OF EXPANSION WITH TEMPERATURE COMPRISING, IN COMBINATION, AN INORGANIC NITRATE OXIDIZER IN AN AMOUNT WITHIN THE RANGE FROM ABOUT 10 TO ABOUT 95%, A PARTICULATE ACTIVE METAL FUEL IN AN AMOUNT WITHIN THE RANGE FROM ABOUT 0.5 TO ABOUT 50%, AN AQUEOUS LIQUID IN AN AMOUNT TO FORM A SLURRY, A SULFUR COMPOUND SELECTED FROM THE GROUP CONSISTING OF INORGANIC THIOSULFATES AND ORGANIC SULFONATES IN AN AMOUNT SUFFFICIENT TO INHIBIT THE THERMAL EXPANSION OF THE SLURRY, AND A STABLIZING METAL COMPOUND UNREACTIVE WITH THE EXPLOSIV E SLURRY COMPONENTS AND SELECTED FROM THE GROUP CONSISTING OF METALS OF GROUPS I TO VIII OF THE PERIODIC TABLE, OTHER THAN THE ALKALI METALS, ALKALINE EARTH METALS, ALUMINUM, IRON AND CHROMIUM, IN AN AMOUNT SUFFICIENT TO LESSEN ANY DECOMPOSITION OF THE SUL FUR COMPOUND AND TO INHIBIT THERMAL EXPANSION.
Claim 2
Dependent Claim
147 words
AN AQUEOUS SLURRIED EXPLOSIVE COMPOSITION CHARACTERIZED BY A RELATIVELY STABLE LOW COEFICIENT OF EXPANSION WITH TEMPERATURE COMPRISING, IN COMBINATION, AN INORGANIC NITRATE OXIDIZER IN AN AMOUNT WITHIN THE RANGE FROM ABOUT 10 TO ABOUT 95%, A PARTICULATE ACTIVE METAL FUEL IN AN AMOUNT WITHIN THE RANGE FROM ABOUT 0.5 TO ABOUT 50%, AN AQUEOUS LIQUID IN AN AMOUNT TO FORM A SLURRY, A SULFUR COMPOUND SELECTED FROM THE GROUP CONSISTING OF INORGANIC THIOSULFATES AND ORGANIC SULFONATES IN AN AMOUNT SUFFFICIENT TO INHIBIT THE THERMAL EXPANSION OF THE SLURRY, AND A STABLIZING METAL COMPOUND UNREACTIVE WITH THE EXPLOSIV E SLURRY COMPONENTS AND SELECTED FROM THE GROUP CONSISTING OF METALS OF GROUPS I TO VIII OF THE PERIODIC TABLE, OTHER THAN THE ALKALI METALS, ALKALINE EARTH METALS, ALUMINUM, IRON AND CHROMIUM, IN AN AMOUNT SUFFICIENT TO LESSEN ANY DECOMPOSITION OF THE SUL FUR COMPOUND AND TO INHIBIT THERMAL EXPANSION.
References Cited (Backward Citations)
US3094069A
Cited
US3147163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |