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Expired Canadian patentCanada

Method and device for cutting a bundle of tubes containing nuclear fuels

CA 1072001 A · Owner: Commissariat A L'Energie Atomique · Inventors: Guilloteau, Rene; Tucoulat, Daniel; Chaze, Gilbert

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Abstract From the Canadian patent

This invention relates to a method and device for cutting a bundle of irradiated nuclear fuel tubes so as to cut the fuel into pieces of a suitable length for subsequent operation. According to the invention the fuel tubes are moved from the storage pond by manipulating means to the store of the cutting machine. Means is provided for detecting the position of the bottom end of the bundle with respect to a cutting section in the cutter by means of a movable reference plate so as to enable the bundle to be moved to an operative position in which the first cut can be made in the immediate neighbourhood of the base spigot. The arrangement also includes means for moving the bundle forwards while …

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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 February 19, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 19, 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—
GrantedFebruary 19, 1980
Term endedFebruary 19, 1997
Patent numberCA 1072001 A
Classification (IPC)G21C19/00 +1 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedFeb 19, 1980Term endedFeb 19, 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.