Infrared heating method and apparatus for curing refractories
CA 2415143 A1 · Owner: Kotyuk, Mark D. · Inventors: Kotyuk, Mark D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and a device for curing a refractory material are provided. The device includes a mandrel having an opening therein defined by interior surfaces thereof, wherein the mandrel is dimensioned to fit within a vessel and define a gap therebetween corresponding in thickness to a predetermined thickness of a vessel refractory lining. An infrared heater is disposed within the mandrel opening and is oriented to irradiate an interior surface of the mandrel. The method for curing refractory material includes inputting a refractory material into a gap between a mandrel and a tundish radiating , infrared heat energy from a plurality of infrared heating elements toward interior surfaces …
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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 July 12, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 12, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 12, 2023.
- 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.