Process and apparatus for the electromagnetic stirring of metal melts in a continuous casting chill mould
CA 1310462 C · Owner: Gerbig, Hans-Erwin · Inventors: Gerbig, Hans-Erwin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a process for the electromagnetic stirring of metal melts in a continuous casting chill mould wherein the application of a magnetic field initiates in the melt forces which set the melt in rotation in horizontal planes. The characterizing feature of the invention is that the flow of current to the coils generating the magnetic field is alternated in a cycle such that the surface of the bath remains unmoved.
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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 November 24, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 24, 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.