Expired Canadian patentCanada
Vortex reactor and method for adding solids to molten metal therewith
CA 1165128 A · Owner: Union Carbide Corporation · Inventors: Szekely, Andrew G.
Overview
Drawings and full text
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Method and apparatus for adding solids to molten metal by continuously feeding both the solids and the metal into a vortex forming chamber from which the mixture is discharged at the core of the vortex as a free-falling hollow-, centered stream.
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 10, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 10, 2001.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 13, 1980
GrantedApril 10, 1984
Term endedApril 10, 2001
Patent numberCA 1165128 A
Classification (IPC)C22B9/10 +2 more
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.