US3322663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid coke aggregate and electrode
Assignee: Harvey Aluminum Inc
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Filing: 1962-08-01
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Granted: 1967-05-30
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Expires: 1982-08-01
Abstract
No abstract record available.
Inventors
- 👤 Loevenstein Hirsch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:19
CPC Classifications
C; C04; C04B; C04B35/00; C04B35/515; C04B35/52; C04B35/528; C04B35/532; C25; C25B; C25B11/00; C25B11/04; C25B11/042; C25B11/043; C25C; C25C3/00; C25C3/06; C25C3/08; C25C3/12; C25C3/125
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
A FLUID COKE AGGREGATE COMPRISING GROUND CALCINED BRIQUETTED FLUID COKE PARTICLES, SAID PARTICLES BEING BOUND TOGETHER WITH A BINDER; SAID AGGREGATE HAVING A PARTICLE SIZE DISTRIBUTION WHEREIN 33-46% BY WEIGHT OF THE PARTICLES HAVE A PARTICLE SIZE LESS THAN ABOUT -65 MESH, 1426% OF THE PARTICLES HAVE A PARTICLE SIZE GREATER THAN -65 MESH AND LESS THAN ABOUT -14 MESH AND 37-47% BY WEIGHT OF THE PARTICLES HAVE A PARTICLE SIZE GREATER THAN ABOUT +14 MESH, AND LESS THAN 1/4 INCH, AND WHEREIN ABOUT 60-70% BY WEIGHT OF THE PARTICLES HAVING A PARTICLE SIZE LESS THAN ABOUT -65 MESH HAVE A PARTICLE SIZE LESS THAN ABOUT -200 MESH.
Claim 2
Dependent Claim
108 words
A FLUID COKE AGGREGATE COMPRISING GROUND CALCINED BRIQUETTED FLUID COKE PARTICLES, SAID PARTICLES BEING BOUND TOGETHER WITH A BINDER; SAID AGGREGATE HAVING A PARTICLE SIZE DISTRIBUTION WHEREIN 33-46% BY WEIGHT OF THE PARTICLES HAVE A PARTICLE SIZE LESS THAN ABOUT -65 MESH, 1426% OF THE PARTICLES HAVE A PARTICLE SIZE GREATER THAN -65 MESH AND LESS THAN ABOUT -14 MESH AND 37-47% BY WEIGHT OF THE PARTICLES HAVE A PARTICLE SIZE GREATER THAN ABOUT +14 MESH, AND LESS THAN 1/4 INCH, AND WHEREIN ABOUT 60-70% BY WEIGHT OF THE PARTICLES HAVING A PARTICLE SIZE LESS THAN ABOUT -65 MESH HAVE A PARTICLE SIZE LESS THAN ABOUT -200 MESH.
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) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |