Method and apparatus for providing a stream of pressurized substantially inert gas
CA 2360036 A1 · Owner: Northland Energy Corporation · Inventors: Krill, Ross Michael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a method of producing a pressurized stream of substantially inert gas. The, method comprises collecting the exhaust gases from an internal combustion engine, directing the exhaust gases into the intake of a compressor for compressing to a desired, pressure, and recirculating a portion of the compressed exhaust gases back to the intake, of the compressor such that the pressure of the exhaust gases within said compressor, intake is maintained above atmospheric pressure. Also disclosed is an apparatus for, producing a pressurized stream of substantially inert gas utilizing the described method. 18
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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 October 25, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 25, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 25, 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.