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Expired Canadian patentCanada

Method and device for thermoregulating fluid bed catalytic reactors operating at high temperature

CA 1076323 A · Owner: Montedison, S.P.A. · Inventors: Bortolini, Paolo; Penzo, Vittorio

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Abstract From the Canadian patent

A method and device for controlling the temperature in fluid bed catalytic reactors operating at high temperature. A controlled and adjustable amount of water is fed to a cooling device consisting of heat exchange tubular elements arranged inside the fluidized bed, the amount of water introduced being such that the water is thoroughly evaporated the generated, steam is superheated under a further heat absorption at high, temperatures, from the fluid bed and the control of the heat, exchange and therefore of the fluid bed temperature is effected by regulating the amount of water fed. The temperature control device of the invention comprises a plurality of heat exchange tubular elements …

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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

  • Granted April 29, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 29, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedApril 29, 1980
Term endedApril 29, 1997
Patent numberCA 1076323 A
Classification (IPC)B01J8/18 +1 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedApril 29, 1980Term endedApril 29, 1997

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