Continuous casting mold assembly with electromagnetic stirrer
CA 2281340 A1 · Owner: Sms Concast Division Of Sms Schloemann-Siemag Inc. · Inventors: Dodsworth, Lynn
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A mold assembly includes a mold, and an electromagnetic stirrer which encircles the mold. A tubular baffle is disposed between the stirrer and the mold and circumscribes the latter. The baffle has a first portion which extends from a first end of the mold towards but, terminates short of, an opposite second end of the mold. The baffle further has a second portion which extends from the first portion towards the second end of the mold. The first portion is composed of a nonmagnetic and magnetically-nonconductive material which does not impede the magnetic flux generated by the stirrer. On the other hand, the second portion is composed of a magnetic or magnetically-conductive material which …
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
- Filed September 2, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 2, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 2, 2021.
- 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.