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The patent EP3350352 was granted to BWG Bergwerk UND Walzwerk Maschinenbau on Nov 24, 2021. The application was originally filed on Jan 10, 2017 under application number EP17700322A. The patent is currently recorded with a legal status of "Revoked".
Continuous cooling device for metal strips, particularly aluminum alloys, comprising a floating belt furnace with integrated water cooling units arranged between lower nozzles to cool the strip to a temperature difference of up to 100 K between adjacent nozzles, thereby minimizing warpage while maintaining optimal material properties.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
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