Dual mode hydrocarbon conversion process
CA 2050349 A1 · Owner: Markham, Catherine L. · Inventors: Breckenridge, Lloyd L.; Markham, Catherine L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A dual-mode hydrocarbon conversion process is provided which comprises reforming a sulfur-, nitrogen- and/or olefin-containing hydrocarbon feedstock, e.g. an FCC gasoline in a conversion unit, operated under reforming conditions employing as catalyst a noble metal-containing crystalline silicate having a Constraint Index of not greater than about 2 and a framework SiO2/Al2O3 ratio of at least about 50 to provide a relatively high yield of high octane reformate and a relatively low yield of C3-4 hydrocarbons prior to or following hydrocracking the feedstock in the unit operated under hydrocracking conditions in the presence of the aforesaid catalyst to provide a relatively low yield of high …
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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 February 20, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 20, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 20, 2012.
- 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.