Desulfurization and novel sorbents for same
CA 2385267 A1 · Owner: Khare, Gyanesh P. · Inventors: Khare, Gyanesh P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Particulate sorbent compositions comprising zinc titanate support having thereon a substantially reduced valence promoter metal selected from the group consisting of cobalt, nickel, iron, manganese copper, molybdenum, tungsten, silver, tin and vanadium or mixtures thereof provide a system for the desulfurization of a feed stream of cracked-gasolines or diesel fuels in a desulfurization zone by a process which comprises contacting such feed streams in a desulfurization zone with a particulate sorbent composition followed by separation of the resulting low sulfur-containing steam and sulfurized sorbent and thereafter regenerating and activating the separated sorbent before recycle of …
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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 October 18, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 18, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 18, 2022.
- 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.