Patent US3206809A successfully refreshed from Google Patents.
US3206809A
Expired / Lapsed
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Continuous casting of plates and strips from non-ferrous metals
Assignee: Rio Tinto Switzerland AG
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Filing: 1962-08-21
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Granted: 1965-09-21
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Expires: 1982-08-21
Abstract
No abstract record available.
Inventors
- 👤 Herrmann Erhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:43
CPC Classifications
B; B22; B22D; B22D11/00; B22D11/04; B22D11/055; B22D11/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A METHOD FOR THE CONTINUOUS CASTING OF PLATES AND STRIPS FROM NON-FERROUS METALS HAVING A WIDTH OF FROM 15 TO 20 TTIME THE THICKNESS ACCORDING TTO WHICH METHOD THE COOLING IN THE EASTING MOLD THAT HAS WIDE AND NARROW SIDES IS CONTROLLED SO AS TO PRODUCE A SOLIDIFICATION FRONT EXTENDING UPWARDLY AT THE NARROW SIDES OF THE MOLD THENCE DOWNWARDLY ADJACENT BOTH SIDES OF THE SOLIDIFIED SIDES AND THENCE UPWARDLY FOR AT LEAST FIVE PERCENT OF THE WIDTH OF THE CASTINGS IN A DIRECTION OPPOSITE TO THE DIRECTION OF FLOW OF THE METAL.
Claim 2
Independent Claim
93 words
A METHOD FOR THE CONTINUOUS CASTING OF PLATES AND STRIPS FROM NON-FERROUS METALS HAVING A WIDTH OF FROM 15 TO 20 TTIME THE THICKNESS ACCORDING TTO WHICH METHOD THE COOLING IN THE EASTING MOLD THAT HAS WIDE AND NARROW SIDES IS CONTROLLED SO AS TO PRODUCE A SOLIDIFICATION FRONT EXTENDING UPWARDLY AT THE NARROW SIDES OF THE MOLD THENCE DOWNWARDLY ADJACENT BOTH SIDES OF THE SOLIDIFIED SIDES AND THENCE UPWARDLY FOR AT LEAST FIVE PERCENT OF THE WIDTH OF THE CASTINGS IN A DIRECTION OPPOSITE TO THE DIRECTION OF FLOW OF THE METAL.
References Cited (Backward Citations)
US2450428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |