Patent US3572420A successfully refreshed from Google Patents.
US3572420A
Expired / Lapsed
US
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Method for mould cooling in continuous casting
Assignee: SMS Concast AG
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Filing: 1968-02-21
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Granted: 1971-03-23
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Expires: 1988-02-21
Abstract
Abstract THIS IS A METHOD OF CONTROLLING THE COOLING OF A CONTINUOUS-CASTING MOULD IN WHICH A COOLANT SUCH AS WATER IS CIRCULATED THROUGH THE HOLLOW INTERIOR OF THE MOULD WALL FROM AN INLET AT THE BOTTOM TO AN OUTLET AT THE TOP. IN ACCORDANCE WITH THIS METHOD A COUNTER-PRESSURE IS APPLIED TO THE COOLANT BY REGULATING THE OUT-FLOW.
Inventors
- 👤 William H Summers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 06:27
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/04; B22D11/055; B22D11/041
Claims Analysis
Total Claims: 0
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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) | 1974-03-22 | 1974-09-21 | 1975-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-22 | 1978-09-21 | 1979-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-22 | 1982-09-21 | 1983-03-23 | $7700.00 | Window Closed / Lapsed |