Wear and impact resistant composite plate
CA 2328121 A1 · Owner: Revankar, Gopal Subray · Inventors: Revankar, Gopal Subray
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A wear liner, for use in an application where it is subject to abrasion and impacts, is, constructed as a composite of a low carbon steel sheet of suitable thickness to give a high, toughness characteristic to the wear liner and of a high chrome white iron to , give a very hard characteristic to the liner so that it may withstand abrasion and impact. In order for the, composite materials to become sufficiently integrated the steel sheet is , perforated and, placed into a mold where molten white iron is poured thus producing a , diffusion weld at the interface of the plate and white iron, the white iron flowing into the perforations to further, interlock the steel sheet with the white …
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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 December 12, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 12, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 12, 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.