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Expired Canadian patentCanada

Method of, and apparatus for, cooling and supporting a strand in a plate mold of a continuous casting installation, especially for casting steel strands

CA 1202762 A · Owner: Concast Service Union Ag · Inventors: Zeller, Josef

CIPO record

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Abstract From the Canadian patent

During a change in casting parameters particularly, during displacement of a mold wall to change the strand format or cross-sectional shape, the supporting action and the cooling capacity should not fall either below a well-defined supporting action and a predetermined cooling capacity in order to avoid metal break-out or other defects in the cast strand. Furthermore, upon changing the strand cross-section the rate of adjustement should be increased in order to reduce the length of transitional pieces between the old strand format and the new strand format. To achieve this result it is contemplated to bend the mold wall, during displacement thereof into each pivotal position thereof, this …

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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 April 8, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 8, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 10, 1983
GrantedApril 8, 1986
Term endedApril 8, 2003
Patent numberCA 1202762 A
Classification (IPC)B22D11/12 +1 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedFeb 10, 1983Patent grantedApril 8, 1986Term endedApril 8, 2003

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.