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Canadian application, no grantCanada

Performance enhanced gas turbine powerplants

CA 2174504 A1 · Owner: State Of California Energy Resources Conservation And Development Commission · Inventors: Janes, Clarence W.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A gas turbine driven powerplant (10) having one or more compressors (20 22) , for producing a down stream air flow a compressor heat exchanger (34) , positioned down stream of the compressors (20 22) followed by a side stream , flow coolant line (50) a regenerator (58) positioned down stream of the heat exchanger (34) and side stream coolant line (50) a combustor (48) positioned , down stream of the regenerator (58) one or more turbines (24, 28) positioned down stream of the combustor (48) and mechanically coupled to the compressors (20, 22), and a power turbine (32) positioned down stream of the turbines (24 28). Combustible effluent flows through heat exchanger (34) and to combustor …

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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

  • Filed October 18, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 18, 2014.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 18, 2016.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 18, 1994
GrantedNo grant recorded
Term endedOctober 18, 2014
Patent numberCA 2174504 A1
Classification (IPC)F02C7/14 +2 more

Timeline

Timeline From CIPO dates

1995199719992001200320052007200920112013Application filedOct 18, 1994Term endedOct 18, 2014

Sources & verification

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