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Expired Canadian patentCanada

Device for cooling hot-rolled flat products

CA 1253014 A · Owner: Centro Sviluppo Materiali S.P.A. · Inventors: Sabatini, Bruno

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A device for cooling hot rolled flat products in such a way so to deliver to the product a relatively long very thin, low turbulence blade of water which can be adjusted as to flow rate transversely of the product and so can adjust the cooling conditions of the product transversely of the product. The device comprises an elongated water delivery chamber having a linear slit that extends across the product to be cooled. The chamber is bounded longitudinally by guide walls that converge toward the slit and is divided transversely into a plurality of smaller chambers by a plurality of baffles transverse to the length of the chamber. Each of the smaller chambers is in communication with the …

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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 25, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 25, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 27, 1985
GrantedApril 25, 1989
Term endedApril 25, 2006
Patent numberCA 1253014 A
Classification (IPC)B21B45/02 +1 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedJune 27, 1985Patent grantedApril 25, 1989Term endedApril 25, 2006

Sources & verification

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