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Expired Canadian patentCanada

Heating system with gas jet driven circulation flow for high pressure well head separator

CA 1294564 C · Owner: Heath, Rodney Thomas · Inventors: Heath, Rodney Thomas

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 high pressure well head separator system having a circulation heating system with energy to circulate liquid heating medium between a heating unit and the separator provided by well gas injected into the heating medium by a gas jet. Gas injected into the heating medium and control gas used to regulate flow of heating medium to the separator is recaptured and subsequently burned by a gas burner pilot associated with a gas burner used for heating the liquid heating medium in the heating unit.

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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 21, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 21, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 12, 1987
GrantedJanuary 21, 1992
Term endedJanuary 21, 2009
Patent numberCA 1294564 C
Classification (IPC)B01D19/00 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedJan 12, 1987Patent grantedJan 21, 1992Term endedJan 21, 2009

Sources & verification

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