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Expired Canadian patentCanada

Support for a blast furnace probe

CA 1190396 A · Owner: Wurth (Paul) S.A. · Inventors: Mailliet, Pierre; Kremer, Victor

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 horizontally movable sampling probe for insertion, into and retraction from a blast furnace is supported in an, aperture in the furnace wall. The support mechanism for the probe includes a fluid cooled guide block attached to e furnace shell and having a support portion extending toward the furnace interior at least part way through the refractory furnace wall lining.

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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 July 16, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 16, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 18, 1982
GrantedJuly 16, 1985
Term endedJuly 16, 2002
Patent numberCA 1190396 A
Classification (IPC)F27D99/00 +1 more

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedJan 18, 1982Patent grantedJuly 16, 1985Term endedJuly 16, 2002

Sources & verification

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