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Canadian application, no grantCanada

Apparatus, systems and methods for facilitating the accurate calculation of a steam-carbon ratio in a hydrocarbon reformer

CA 2391029 A1 · Owner: Eiche, Michael · Inventors: Epp, Mark A.; Eiche, Michael

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

Systems and methods for accurately calculating a steam-carbon ratio in a reformer or the like are shown and described. In one embodiment a control , valve, regulates the amount of water entering the process side of a heat exchanger upstream of, the reformer. A steam/process outlet directs steam from the heat exchanger to the, reformer. A level control device operates the control valve to maintain the water at a, constant level. A meter upstream of the heat exchanger measures the amount of water, entering the heat exchanger. By maintaining a constant water level in the process, portion of the heat exchanger the reading on the meter equates to the amount of steam, directed from the heat …

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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 June 19, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 19, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 19, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 19, 2002
GrantedNo grant recorded
Term endedJune 19, 2022
Patent numberCA 2391029 A1
Classification (IPC)F28F7/00 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJune 19, 2002Term endedJune 19, 2022

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