Continuous steel supply for casting
CA 2284081 A1 · Owner: Amsted Industries Incorporated · Inventors: Ribbing, Robert B.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A reservoir for molten metal is provided whereby the continuous filling of molds with, such molten metal is allowed. Ladles of molten metal are utilized to provide such molten metal, into one side of the reservoir. When such ladle is emptied and removed from pouring contact, with the open side of the reservoir the reservoir itself holds enough molten metal to allow molds, to be continuously placed into a pouring station to receive molten metal from the closed side of, the reservoir. A new ladle filled with molten metal can be brought into position to begin filling, the open side of the reservoir with molten metal without interruption to the filing of molds at the, closed side of the …
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 27, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 27, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 27, 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.