US2967114A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating apparatus and method
Assignee: National Steel Corp
•
Filing: 1958-07-22
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Granted: 1961-01-03
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Expires: 1978-07-22
Abstract
No abstract record available.
Inventors
- 👤 John T Mayhew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:02
CPC Classifications
B; B05; B05C; B05C11/00; B05C11/02; B05C11/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
118 words
IN A METHOD FOR APPLYING A METAL COATING TO METAL STRIP MATERIAL IN WHICH METAL STRIP MATERIAL IS PASSED THROUGH A LIQUID METAL COATING BATH IN A RECEPTACLE AND BETWEEN A PAIR OF CLOSELY SPACED ROLLS UPON EMERGING FROM THE BATH AND IN WHICH LIQUID METAL COATING MATERIAL COLLECTS IN A POOL ABOVE THE NIP OF THE ROLLS AT EACH SIDE EDGE OF THE STRIP MATERIAL, THE IMPROVEMENT COMPRISING THE STEPS OF POSITIONING A HEAT CONDUCTIVE MEMBER ADJACENT EACH SIDE OF THE STRIP MATERIAL CONTIGUOUS TO THE NIP OF THE ROLLS WITH PART OF THE MEMBER IMMERSED IN THE POOL AND PART EXPOSED ABOVE THE POOL, AND CONTACTING THE EXPOSED PART OF THE HEAT CONDUCTIVE MEMBER WITH FLAME.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |