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Expired Canadian patentCanada

Converter drive and bearing arrangement

CA 1069301 A · Owner: Vereinigte Osterreichische Eisen- Und Stahlwerke-Alpine Montan Aktienges Ellschaft · Inventors: Schmidt, Manfred; Wimmer, Horst; Riegler, Ernst

CIPO record

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

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Abstract From the Canadian patent

An apparatus for preventing the transmission of converter oscillations in the blowing phase onto the converter carrying bearings and the converter drive, wherein at least one of the carrying trunnions of the converter is driven by a spur gear with a plurality of slip-on gears arranged around the periphery of the spur gear wheel and at least one of the drive pinions of the slip-on gears can be braced relative to the spur gear wheel and the torsion flank play is compensated.

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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 January 8, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 8, 1997.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedJanuary 8, 1980
Term endedJanuary 8, 1997
Patent numberCA 1069301 A
Classification (IPC)C21C5/46 +1 more

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJan 8, 1980Term endedJan 8, 1997

Sources & verification

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