Method for preparing catalyst for carbon monoxide shift reaction
CA 2466322 A1 · Owner: Sued-Chemie Catalysts Japan, Inc. · Inventors: Teshigawara, Satoshi; Matsuhisa, Toshio; Itami, Hirohiko
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method for preparing a catalyst for use in the carbon monoxide shift reaction (a reaction wherein carbon monoxide and steam are reacted and converted to carbon dioxide and hydrogen) containing Pt as a primary active component, characterized in that use is made of a carrier comprising a metal oxide or composite metal oxide having a pore volume of 0.25 ml/g or more and a bulk density of 1 g/ml or less, and a Pt compound being free of a halogen and sulfur is used as the water-soluble precursor of Pt to be carried; and a catalyst prepared by the method. The catalyst can be activated with ease is , less susceptible to adverse effect by repeated stops and starts of operation or the …
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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 November 5, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 5, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 5, 2024.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.