Process for the production of granulated continuous-casting powder
CA 1305303 C · Owner: Donati, Eva Maria · Inventors: Donati, Eva Maria
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a process to produce granulated continuous-casting powder on the basis of high-melting point oxides such as silicon oxide, calcium oxide or a product that forms a calcium oxide from liquid agents such as alkali carbonates or calcium fluoride, and a carbon carrier, the powder mixture is granulated to spherical, solid granulates by the addition of water an, inorganic granulating agent and, optionally an organic binder.
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 21, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 21, 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.