Catalytic reforming process for heavy cracked naphtha
CA 2287659 A1 · Owner: Johns, William F. · Inventors: Johns, William F.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A large pore volume catalyst was used for reforming heavy cracked naphtha. The average pore diameter is preferably between about 110 to 150 Angstroms. Improved, catalytic stability and improved liquid yield was achieved. As a result of the improvement a 101 RON debutanized naphtha reformate is produced at a reduced catalyst, aging rate.
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 October 26, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 26, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 26, 2021.
- 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.