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Expired Canadian patentCanada

Modular settling plate

CA 1308036 C · Owner: Galper, Sam · Inventors: Galper, Sam

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 modular plate settler for use in a liquid clarifier system having one or more inlet ports for receiving an influent flow of liquid, a settling tank for settling and collecting solids separated from the influent flow of liquid and outlet weirs for discharging an effluent flow of clarified liquid. The modular plate settler comprises a parallelogram shaped enclosure provided with a full bottom opening for receiving the influent flow of liquid from the settling tank and a, plurality of inclined parallel gravity settling plates within the enclosure and over which the influent flow of liquid passes toward a full top opening whereby the, solids settle on the plates and slide downwardly under …

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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 September 29, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 29, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 30, 1989
GrantedSeptember 29, 1992
Term endedSeptember 29, 2009
Patent numberCA 1308036 C
Classification (IPC)B01D21/02 +1 more

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedAug 30, 1989Patent grantedSep 29, 1992Term endedSep 29, 2009

Sources & verification

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