Patent US3289257A successfully refreshed from Google Patents.
US3289257A
Expired / Lapsed
US
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Continuous casting mold having ribs
Assignee: United States Steel Corp
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Filing: 1964-01-29
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Granted: 1966-12-06
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Expires: 1984-01-29
Abstract
No abstract record available.
Inventors
- 👤 John H Richards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:04
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/04; B22D11/0403; B22D11/041; B22D11/055; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5116
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
ON OPEN-ENDED TUBULAR CONTINUOUS CASTING MOLD OF GENERALLY RECTANGULAR CROSS SECTION COMPRISING A PAIR OF OPPOSED SUBSTANTIALLY PARALLEL AND SUBSTANTIALLY VERTICAL SIDE WALLS AND A PAIR OF OPPOSED SUBSTANTIALLY PARALLEL AND SUBSTANTIALLY VERTICAL END WALLS DEFINING A MOLD CAVITY THEREBETWEEN, THE DISTANCE BETWEEN SAID END WALLS BEING SUBSTANTIALLY GREATER THAN THE DISTANCE BETWEEN SAID SIDE WALLS, SAID SIDE WALLS COMPRISING FLAT WALL SURFACES AND A PLURALITY OF SPACED APART VERTICALLY EXTENDING RIBS PROJECTING INWARDLY FROM SAID SURFACRS, EACH OF SAID RIBS HAVING A VERTICAL COOLING WATER CHANNEL THEREIN.
Claim 2
Dependent Claim
88 words
ON OPEN-ENDED TUBULAR CONTINUOUS CASTING MOLD OF GENERALLY RECTANGULAR CROSS SECTION COMPRISING A PAIR OF OPPOSED SUBSTANTIALLY PARALLEL AND SUBSTANTIALLY VERTICAL SIDE WALLS AND A PAIR OF OPPOSED SUBSTANTIALLY PARALLEL AND SUBSTANTIALLY VERTICAL END WALLS DEFINING A MOLD CAVITY THEREBETWEEN, THE DISTANCE BETWEEN SAID END WALLS BEING SUBSTANTIALLY GREATER THAN THE DISTANCE BETWEEN SAID SIDE WALLS, SAID SIDE WALLS COMPRISING FLAT WALL SURFACES AND A PLURALITY OF SPACED APART VERTICALLY EXTENDING RIBS PROJECTING INWARDLY FROM SAID SURFACRS, EACH OF SAID RIBS HAVING A VERTICAL COOLING WATER CHANNEL THEREIN.
References Cited (Backward Citations)
US2092551A
Cited
US3147521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |