Process and apparatus for catalytic reforming of naphtha
CA 2134548 A1 · Owner: Bauld, John Mcinnes · Inventors: Bauld, John Mcinnes
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
2134548 9322404 PCTABScor01, A catalytic naphtha-reforming process and apparatus comprises at least two reactors (18, 22, 25), and the operating temperature of at least the downstream reactor (25) is progressively raised to maintain the quality of the reformate as catalyst activity diminishes due to the deposition of coke thereon. When the maximum operating temperature of at least the downstream reactor (25) is attained, naphtha is diverted therefrom to a substitute reactor (40) containing active reforming catalyst, and naphtha-reforming operation is continued until the operating temperature of at least the substitute reactor (40) has been attained. The naphtha-reforming process is …
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 April 27, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 27, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 27, 2015.
- 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.