Patent US2930685A successfully refreshed from Google Patents.
US2930685A
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Explosive composition
Assignee: Iron Ore Company of Canada
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Filing: 1958-10-13
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Granted: 1960-03-29
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Expires: 1978-10-13
Abstract
No abstract record available.
Inventors
- 👤 Melvin A Cook
- 👤 Jr Henry E Farnam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:07
CPC Classifications
C; C06; C06B; C06B47/00; C06B47/14; Y; Y10; Y10S; Y10S149/00; Y10S149/11; Y10S149/111; Y10S149/112
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
AN EXPLOSIVE COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS SLURRY OF SOLID EXPLOSIVES, SAID SLURRY CONTAINING AT LEAST 5% BY WEIGHT OF WATER, SAID SOLIDS CONSISTING ESSENTIALLY OF 15 TO 95% BY WEIGHT OF TRINITROTOLUENE AND 5 TO 85% BY WEIGHT OF AMMONIUM NITRATE, SAID TRINITROLTOLUENE HAVING A PARTICLE SIZE GREATER THAN 30 STANDARD TYLER MESH SIZE.
Claim 2
Dependent Claim
56 words
AN EXPLOSIVE COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS SLURRY OF SOLID EXPLOSIVES, SAID SLURRY CONTAINING AT LEAST 5% BY WEIGHT OF WATER, SAID SOLIDS CONSISTING ESSENTIALLY OF 15 TO 95% BY WEIGHT OF TRINITROTOLUENE AND 5 TO 85% BY WEIGHT OF AMMONIUM NITRATE, SAID TRINITROLTOLUENE HAVING A PARTICLE SIZE GREATER THAN 30 STANDARD TYLER MESH SIZE.
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) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |