Support assembly for supporting heat regeneration checker work in a hot blast stove, hot blast stove provided with said support assembly, method of producing hot air using said hot blast stove
CA 2595787 C · Owner: Van Den Haak, Edwin Martijn · Inventors: Cellissen, Tom; Van Laar, Reinoud Jacobus; Van Den Haak, Edwin Martijn
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Support assembly for supporting heat regeneration checker work in a hot blast stove for a blast furnace, the assembly comprising a supporting grid for supporting the checker work, and supporting columns for supporting the supporting grid, the assembly comprising a cast iron material the cast iron , material comprising a ferritic matrix and a dispersion of graphite particles wherein the shape of the graphite particles is substantially vermicular or nodular.
Read the whole patent
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 January 30, 2006 and granted January 3, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 30, 2026.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.