US2732601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of continuous casting
Assignee: —
•
Filing: —
•
Granted: 1956-01-31
•
Expires: 1973-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:57
CPC Classifications
B; B22; B22D; B22D41/00; B22D41/50; B22D41/60; B22D41/12; B22D41/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A METHOD FOR THE CONTINUOUS CASTING OF A HIGH MELTING METAL SUCH AS STEEL COMPRISING FILLING A FIRST LADLE HAVING AN OFF-CENTER STOPPER THEREIN WITH MOLTEN METAL, THEN ATTACHING A PREFERABLY POURING NOZZLE TO SAID FIRST LADLE, POSITIONING SAID FIRST LADLE ABOVE A MOLD, OPENING SAID STOPPER AND POURING METAL IN SAID MOLD WHILE SIMULTANEOUSLY TURNING SAID FIRST LADLE 180 DEGREES WHILE MOVING THE FIRST LADLE AND NOZZLE FROM ONE SIDE OF THE MOLD TO THE OTHER TO ALTER ITS POSITION ABOVE SAID MOLD AND PROVIDE CLEARANCE FOR A SECOND LADLE ABOVE THE MOLD, SAID METAL BEING TRANSPORTED TO THE MOLD AND POURED BEFORE SAID METAL IS COOLED BELOW CASTING TEMPERATURE AND BEFORE THE USEFUL LIFE OF THE LADLE IS DESTROYED BY THE MOLTEN METAL THEREIN, POSITIONING A SECOND SIMILAR LADLE ABOVE SAID MOLD AND DISCHARGING ITS CONTENT INTO THE MOLD IMMEDIATELY UPON THE EXHAUSTION OF SAID FIRST LADLE, AND RECYCLING SAID FIRST AND SECOND LADLES IN A SIMILAR MANNER.
Claim 2
Independent Claim
160 words
A METHOD FOR THE CONTINUOUS CASTING OF A HIGH MELTING METAL SUCH AS STEEL COMPRISING FILLING A FIRST LADLE HAVING AN OFF-CENTER STOPPER THEREIN WITH MOLTEN METAL, THEN ATTACHING A PREFERABLY POURING NOZZLE TO SAID FIRST LADLE, POSITIONING SAID FIRST LADLE ABOVE A MOLD, OPENING SAID STOPPER AND POURING METAL IN SAID MOLD WHILE SIMULTANEOUSLY TURNING SAID FIRST LADLE 180 DEGREES WHILE MOVING THE FIRST LADLE AND NOZZLE FROM ONE SIDE OF THE MOLD TO THE OTHER TO ALTER ITS POSITION ABOVE SAID MOLD AND PROVIDE CLEARANCE FOR A SECOND LADLE ABOVE THE MOLD, SAID METAL BEING TRANSPORTED TO THE MOLD AND POURED BEFORE SAID METAL IS COOLED BELOW CASTING TEMPERATURE AND BEFORE THE USEFUL LIFE OF THE LADLE IS DESTROYED BY THE MOLTEN METAL THEREIN, POSITIONING A SECOND SIMILAR LADLE ABOVE SAID MOLD AND DISCHARGING ITS CONTENT INTO THE MOLD IMMEDIATELY UPON THE EXHAUSTION OF SAID FIRST LADLE, AND RECYCLING SAID FIRST AND SECOND LADLES IN A SIMILAR MANNER.
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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) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |