Method of crystallizing a zeolite on the surface of a monolithic ceramic substrate
CA 1316522 C · Owner: Corning Incorporated · Inventors: Patil, Mallanagouda Dyamanagouda; Lachman, Irwin Morris
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method is provided of crystallizing, strong-bound zeolites on the surfaces of a monolithic ceramic substrate by hydrothermally treating the substrate, in the presence of active silica with a, caustic bath to zeolitize the silica. According to various embodiments of the invention, the active silica can be present as a component of the caustic bath in the, form of a dried coating pre-deposited on the substrate or as a separate phase of the monolithic substrate homogeneous dispersed within the ceramic material.
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 April 20, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 20, 2010.
- 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.