Patent US2783785A successfully refreshed from Google Patents.
US3756844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Zed spangle produkt controlling cooling of galvanized strip in process of forming minimiz
Assignee: Armco Inc
•
Filing: 1971-07-30
•
Granted: 1973-09-04
•
Expires: 1991-07-30
Abstract
Abstract METHOD FOR CONTROLLING THE COOLING PATTERN OF A MOLTEN METALLIC COATING ON A FERROUS STRIP AFTER IT EMERGES FROM THE BATH OF MOLTEN METAL, WHEREIN A HEATING AND/OR A COOLING FLUID IS DIRECTED AT SELECTED LONGITUDINAL ZONES OF THE STRIP. THE APPARATUS INCLUDES A MANIFOLD ARRANGED TRANVERSELY OF THE PATH OF MOVEMENT OF THE STRIP AND EXTENDING ACROSS ITS FUL WIDTH. THE MANIFOLD WILL BE SUPPLIED WITH A HEATING OR COOLING FLUID, AND A PLURALITY OF NOZZLES DIRECTED AT SELECTED LONGITUDINAL ZONES OF THE STRIP. EACH NOZZLE IS INDEPENTENTLY CONTROLLED SO THAT THE FLUID IS DIRECTED ONLY AT THE DESIRED LONITUDINAL ZONES OF THE STRIP.
Inventors
- 👤 E Bunnell
- 👤 P Schnedler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:11
CPC Classifications
C; C23; C23C; C23C2/00; C23C2/26; C23C2/28; C23C2/29
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-03 | 1977-03-05 | 1977-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-03 | 1981-03-05 | 1981-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-03 | 1985-03-05 | 1985-09-04 | $7700.00 | Window Closed / Lapsed |