Patent US2589532A successfully refreshed from Google Patents.
US2589532A
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Nitrate explosive containing aluminum
Assignee: Individual
•
Filing: 1948-06-11
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Granted: 1952-03-18
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Expires: 1968-06-11
Abstract
No abstract record available.
Inventors
- 👤 Byers Anna Rosalie Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:40
CPC Classifications
C; C06; C06B; C06B33/00; C06B33/04; C06B45/00; Y; Y10; Y10S; Y10S149/00; Y10S149/11; Y10S149/114
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
A DETONATING EXPLOSIVE COMPOSITION FREE OF CAP SENSITIVE MATERIALS AND CONSISTING OF AMMONIUM AND SODIUM NITRATES 35% TO 88%, AT LEAST ABOUT 35% OF WHICH IS AMMONIUM NITRATE, DINITROTOLUENE 1% TO 8%, CARBONACEOUS COMBUSTIBLE MATERIAL 0.75% TO 12% AND SUFFICIENT NODULAR ATOMIZED ALUMINUM, HAVING A GRAIN SIZE NOT EXCEEDING 30 MICRONS TO CAUSE DETONATION OF THE COMPOSITION BY A #6 BLASTING CAP, SAID ALUMINUM BEING PRESENT IN AN AMOUNT NOT TO EXCEED ABOUT 6% TO WEIGHT OF THE COMPOSITION.
Claim 2
Dependent Claim
79 words
A DETONATING EXPLOSIVE COMPOSITION FREE OF CAP SENSITIVE MATERIALS AND CONSISTING OF AMMONIUM AND SODIUM NITRATES 35% TO 88%, AT LEAST ABOUT 35% OF WHICH IS AMMONIUM NITRATE, DINITROTOLUENE 1% TO 8%, CARBONACEOUS COMBUSTIBLE MATERIAL 0.75% TO 12% AND SUFFICIENT NODULAR ATOMIZED ALUMINUM, HAVING A GRAIN SIZE NOT EXCEEDING 30 MICRONS TO CAUSE DETONATION OF THE COMPOSITION BY A #6 BLASTING CAP, SAID ALUMINUM BEING PRESENT IN AN AMOUNT NOT TO EXCEED ABOUT 6% TO WEIGHT OF THE COMPOSITION.
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) | 1955-03-18 | 1955-09-17 | 1956-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-18 | 1959-09-17 | 1960-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-18 | 1963-09-17 | 1964-03-18 | $7700.00 | Window Closed / Lapsed |