Method and device for drying and keeping dry especially cold-rolled strip in the delivery area of cold-rolling and strip-rolling plants
CA 2364078 A1 · Owner: Sms Schloemann-Siemag Aktiengesellschaft · Inventors: Denker, Wolfgang; Hanisch, Michael; Richter, Hans-Peter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
According to known methods for drying and keeping dry especially rolled strips (10), the dry area (34) of the finished rolled strip is separated from the damp area (35) of the rolling stand by a partition (12 13; 14, 15). According , to the invention a contactless seal is created between the partition (12 13; , 14, 15) and the strip (10) by means of a compressed gas buffer which is similar to an air cushion and a split flow (31 32). Compressed gas (33) is , guided onto the strip surfaces at a right angle from above and below from the , nozzle lips (18, 19) of a number of blast nozzles (23).
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed February 16, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 16, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 16, 2022.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.