Cooling device for castings in continuous casting installations for heavy metals or alloys thereof,particularly steel
Abstract
Abstract A COOLING DEVICE FOR CASTING IN CONTINUOUS CASTING INSTALLATIONS FOR HEAVY METALS OR ALLOYS THEREOF, PARTICULARLY STEEL, WHICH COMPRISES A COPPER CASTING DIE SERVING AS CONTINUOUS MOLD TO THE INTERIOR OF WHICH A COOLANT IS ADMITTED FOR INDIRECTLY COOLING A CASTING. A COOLING SECTION IS FORMED BY SPRAYING NOZZLES FOLLOWING THE CASTING DIE AND SERVING FOR DIRECTLY SPRAYING THE COOLANT ONTO THE CASTING. THIS COOLING SECTION SUBSTANTIALLY CONSISTS OF AT EAST ONE WATER CHAMBER EQUIDISTANTLY SURROUNDING THE CASTING AND CONNECTED TO AT LEAST ONE ROW OF FLAT JET NOZZLES WHICH ARE FORMED AND ARRANGED IN SUCH A MANNER THAT THEY SPRAY FLAT JETS OF HIGH KINETIC ENERGY ONTO THE SURFACE OF THE CASTING. THESE JETS ARE INTENDED CONTINUOUSLY TO EXTEND AXIALLY ALONG THE ENTIRE LENGTH OF SAID COOLING SECTION AND SUBSTANTIALLY SPACELESS JOIN UP WITH EACH OTHER IN THE AREA OF IMPINGEMENT ON THE SURFACE OF THE CASTING.
Inventors
- 👤 Klaus Bick
- 👤 Wolfgang Weinreich
- 👤 Lothar Harmsen
Bibliographic Details
Claims Analysis
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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) | 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 |