A reactor
CA 2277147 A1 · Owner: Kfx Inc. · Inventors: Matthews, Darren James; Conochie, David Stewart
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A reactor (20) and a process for upgrading solid materials such as coal, having low thermal conductivity are disclosed. The reactor includes an outer shell (10) that defines an internal volume for retaining a packed bed of solid materials to be treated and a plurality of plates (12a to 12h) of a thermally conductive material positioned within the internal volume. Each plate includes one or more passageways (14a to 14h) through which a heat transfer fluid can flow. In use, each plate defines one or more thermally conductive bypass or bypasses between the heat transfer fluid and the solid materials in the region of the plate so that in use substantially all of the solids are heated or …
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 7, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 7, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 7, 2020.
- 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.