Method of making fibrous alkali titanate
CA 1046240 A · Owner: Matsushita Electric Industrial Co. Ltd. · Inventors: Hashimoto, Koshiro; Shimizu, Tadao; Yanagida, Hiroaki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Abstract of the Disclosure, A method of making fibrous alkali titanate comprising the steps of melting a mixture of titanium compound and alkali compound at a temperature higher than 1000°C cooling the melted, product so as to form a glass material pulverizing the resultant, glass material treating the pulverized powder in an autoclave in the presence of water at a temperature at least higher than 350°C so as to form fibrous alkali titanate and washing the, treated product.
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 January 16, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 16, 1996.
- 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.