Hydrogenation process
CA 1190944 A · Owner: Mckee (Davy) (London) Limited · Inventors: Kippax, John W.; Hiles, Andrew G.; Bradley, Michael W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A multi-stage hydrogenation process for hydrogenating a vaporous aldehyde to a corresponding alcohol utilising a plurality of adiabatic catalytic stages is described. Hydrogenation is allowed to occur substantially completely and adiabatically in each stage. Further vaporous aldehyde or a mixture of hydrogen and vaporous aldehyde is added to the essentially aldehyde-free mixture exiting each catalytic stage prior to entry to the next stage.
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
- Granted July 23, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 23, 2002.
- 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.