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Expired Canadian patentCanada

Apparatus for the characterization of fissile material

CA 1325293 C · Owner: Bosser, Roland · Inventors: Bosser, Roland; Bernard, Patrice; Berne, Roger

CIPO record

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Abstract From the Canadian patent

It comprises an enclosure, a neutron emitting source (29) for bombarding said fissile material, means (28 30) for introducing, source (29) into the enclosure and for removing said source from the enclosure, neutron radiation detection means (9) moderator, means (2, 4, 6) for thermalizing a fission radiation emitted by said fissile material interposed between the neutron radiation detection means (9) and the fissile material. It also has gamma radiation detection means (6, 14), which comprise a scintillator (6) and at least one photomultiplier (14) associated with said scintillator (6) and the scintillator material also constituting the moderator for thermalizing the fast neutrons directly …

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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 December 14, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 14, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 19, 1988
GrantedDecember 14, 1993
Term endedDecember 14, 2010
Patent numberCA 1325293 C
Classification (IPC)G01N23/22 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedAug 19, 1988Patent grantedDec 14, 1993Term endedDec 14, 2010

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