US3094741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for manufacturing propellent powder
Assignee: Olin Corp
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Filing: 1961-12-20
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Granted: 1963-06-25
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Expires: 1981-12-20
Abstract
No abstract record available.
Inventors
- 👤 Ralph L Cook
- 👤 Eugene A Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:41
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/20; C; C06; C06B; C06B21/00; C06B21/0033; C06B21/0066
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
97 words
IN AN APPARATUS FOR GRAINING AND SUSPENDING LACQUERS OF SMOKELESS POWDER BASE, COMPRISING A CYLINDRICAL VESSEL HAVING A LACQUER INLET POSITIONED AT THE CENTER OF THE BOTTOM END OF THE VESSEL AND A SUSPENDING LIQUOR INLET LOCATED IN THE BOTTOM END THEREOF, A PLATE ACROSS SAID LACQUER INLET, SAID PLATE HAVING A PLURALITY OF ORIFICES THEREIN THROUGH WHICH LACQUER MAY BE EXTRUDED, AND A ROTATABLE BLADE RIDING ON SAID PLATE AND MOVABLE ACROSS SAID ORIFICES TO SEVER SLUGS FROM LACQUER EXTRUDED THROUGH SAID ORIFICES AND A SUSPENSION OUTLET POSITIONED TANGENTIALLY AT THE UPPER END OF SAID VESSEL.
References Cited (Backward Citations)
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US2021837A
Cited
US2566567A
Cited
US2850764A
Cited
US2862243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |