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Expired Canadian patentCanada

Regassification installation for liquefied natural gases with concurrent production of electric power

CA 1069711 A · Owner: Snamprogetti S.P.A. · Inventors: Macchini, Brunello; Conti, Guido

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 plant for the regassification of liquefied natural gas is disclosed, which is composed by two thermodynamic circuits combined together, the first circuit being an open cycle gas turbine, the second circuit being composed by a closed loop nitrogen-flow gas turbine, the waste heat from the first circuit being intended to regassify the liquefied natural gas the waste heat for the second circuit being exploited to operate the turbine forming the first circuit aforementioned.

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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 15, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 15, 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 15, 1980
Term endedJanuary 15, 1997
Patent numberCA 1069711 A
Classification (IPC)F02C6/00 +2 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJan 15, 1980Term endedJan 15, 1997

Sources & verification

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