Production of olefins
CA 2474656 A1 · Owner: Bp Chemicals Limited · Inventors: Woodfin, William Terence
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides a process for the production of mono-olefins from a paraffin-containing hydrocarbon feed comprising partially combusting a , mixture of the hydrocarbon feed and a molecular oxygen-containing gas in contact with a catalyst capable of supporting combustion beyond the normal fuel rich limit of flammability and subsequently separating the products of said combustion wherein energy for the separation is provided by a cogeneration process which simultaneously produces thermal energy and mechanical energy by combustion of fuel the mechanical energy being converted to electricity, and the thermal energy being used to create steam for use in a steam turbine.
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 February 13, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 13, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 13, 2025.
- 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.