Air separation method and system for producing oxygen to support combustion in a heat consuming device
CA 2352867 A1 · Owner: Kobayashi, Hisashi · Inventors: Bool, Lawrence E. Iii; Kobayashi, Hisashi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and system to separate oxygen from air for producing oxygen to support combustion of a fuel thereby to produce heat in a heat consuming device. In accordance with the method and system a heated and compressed air stream is introduced into a ceramic membrane system having one or more oxygen-selective ion conducting membranes to produce an oxygen permeate stream which is used to support combustion of the fuel. The compressed air stream is heated within the heat consuming device itself which can be, for instance a, furnace or a boiler, through indirect heat exchange with flue gases or by radiant heat within a radiant heat exchange zone thereof. An oxygen lean retentate stream, …
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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 11, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 11, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 11, 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.