Process for preparing a silver-on-carrier catalyst
CA 1286650 C · Owner: Dow Chemical (Nederland) B.V. · Inventors: Meima, Garmt Ricardo; Geus, John Wilhelm
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a process for preparing a silver catalyst on an inert carrier material which process, comprises reductively precipitating metallic silver from a, solution containing silver ions onto the inert carrier. The, reduction is effected by means of a reducing agent which is an oxidizable metal or metal compound present on the surface of the inert carrier material. The process ensures a uniform deposition of the silver over the carrier surface and an excellent adherence of the silver to the carrier surface.
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, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 23, 2008.
- 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.