Integrated fuel processor, fuel cell stack and tail gas oxidizer with carbon dioxide removal
CA 2689689 C · Owner: Texaco Development Corporation · Inventors: Stevens, James F.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An illustrative method for converting hydrocarbon fuel to hydrogen rich gas includes the steps of: reacting the hydrocarbon fuel with steam in the presence of reforming catalyst and a carbon dioxide fixing material to produce a first hydrogen gas; and removing carbon monoxide from the first hydrogen gas to produce the hydrogen rich gas wherein the removing step utilizes a process selected from methanation or selective oxidation. In one illustrative embodiment the carbon dioxide fixing material is selected from calcium oxide calcium hydroxide, strontium oxide, strontium hydroxide allanite, andralite, ankerite, anorthite aragoniter, calcite, dolomite, clinozoisite huntite, hydrotalcite, …
Read the whole patent
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 April 18, 2002 and granted July 3, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 18, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 18, 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.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.