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Expired Canadian patentCanada

Separator

CA 1321152 C · Owner: Serck Baker Limited · Inventors: Michaluk, Peter Gregory

CIPO record

Overview

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

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Abstract From the Canadian patent

SEPARATOR, A separator for separating a mixture of liquids into a more dense component and a less dense component. It comprises a tube of decreasing cross-section, at least one tangential inlet an outlet for the less dense component on the tube axis and an, outlet for the more dense component on the tube wall in the form of a spiral groove, preferably with a plurality of outlet ports at the groove base. The separator may for example be used for separating a small volume of oil from water or with suitable, adjustment, a small volume of water from oil.

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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 August 10, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 10, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 5, 1989
GrantedAugust 10, 1993
Term endedAugust 10, 2010
Patent numberCA 1321152 C
Classification (IPC)B01D17/03 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedSep 5, 1989Patent grantedAug 10, 1993Term endedAug 10, 2010

Sources & verification

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