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Expired Canadian patentCanada

Process for drying encapsulated fissile and non-fissile bodies

CA 1069295 A · Owner: Babcock And Wilcox Company (The) · Inventors: Johnson, Charles R.

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

A process for removal of moisture from fissile and non-fissle bodies which are encapsulated in hollow rods comprising perforating the rod subject-, ing the rod to a reduced pressure environment filling, the rod with a dehydrating reagent and adjusting the temperature and pressure to bring about vaporization of the dehydrating reagent-water mixture. After cooling in a dry inert gas atmosphere, the rod is removed from the environment and the perforation is sealed.

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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 January 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 8, 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—
GrantedJanuary 8, 1980
Term endedJanuary 8, 1997
Patent numberCA 1069295 A
Classification (IPC)G21C21/02 +2 more

Sources & verification

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