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Canadian application, no grantCanada

Reactor for chemical conversion of a feedstock in the presence of a diluent, with heat inputs and feedstock/catalyst cross-circulation

CA 2430247 A1 · Owner: Boudet, Nicolas · Inventors: Boudet, Nicolas; Hoffmann, Frederic; Lenglet, Eric

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention concerns a reactor (R) for chemical conversion in the presence of a gas diluent comprising between an upper end and a lower end a substantially vertical catalytic bed (3a 3b, 3c) and comprising in combination proximate to its upper end at least means (9) for introducing a solid catalyst means for introducing (1) and evacuating (2) said feedstock enabling its substantially horizontal circulation across the catalytic bed (3a 3b, 3c), proximate to its lower end catalyst extracting means (7a 7b, 7c, 8a, 8b, 8c), at least means for heating (4a 4b) said feedstock to which said diluent has been added said means (4a, 4b) being internal to the reactor (R) and traversed by said …

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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 November 7, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 7, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 7, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 7, 2001
GrantedNo grant recorded
Term endedNovember 7, 2021
Patent numberCA 2430247 A1
Classification (IPC)B01J8/12 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedNov 7, 2001Term endedNov 7, 2021

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.