Process for growing a multi-component crystal
CA 1301034 C · Owner: Sumitomo Electric Industries, Ltd. · Inventors: Miyazaki, Kenji
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for growing a multi-component type crystal from the melt of a starting material consisting of more than three elements of the multi-component crystal in a sealed reaction container. The sealed reaction container is divided into a reaction zone and a vapour pressure control zone which are communicated to each other through a through-opening or openings. The starting material for the multi-component crystal is charged in the reaction zone while a vapour pressure control material consisting of more than two components of the multi-component crystal is charged in the vapour pressure control zone. And then the temperature in, the reaction control zone is adjusted and maintained at a …
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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
- Granted May 19, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 19, 2009.
- 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.