Device for incinerating waste gas
CA 2404812 A1 · Owner: Amtech Aeronautical Limited · Inventors: Markov, Alexander B.; Coffey, Clayton G.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A device for incinerating waste gases has a combustion chamber, burner for burning waste gas in the combustion chamber and a, tubular conduit extending substantially vertically from the combustion chamber so that products of combustion of the waste gas in the combustion chamber travel vertically upwardly through the tubular conduit the tubular, conduit being composed of a plurality of tubular elements located one above the other and arranged relative to one another so as to form a gap between each two neighboring tubular elements for introducing air into an interior of the tubular conduit through the gaps.
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 September 24, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 24, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 24, 2024.
- 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.