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Expired Canadian patentCanada

Method of catalyst manufacture

CA 1089433 A · Owner: Uop Inc. · Inventors: Antos, George J.

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 method of catalyst manufacture wherein a common non-aqueous solution of a soluble platinum group metal compound and a halo-substituted germane is utilized to impregnate a porous high surface area carrier material the im-, pregnated carrier material being subsequently dried and calcined. The method of manufacture results in an improved hydrocarbon conversion catalyst, particularly with respect to catalytic reforming.

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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 November 11, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 11, 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.
FiledJune 17, 1977
GrantedNovember 11, 1980
Term endedNovember 11, 1997
Patent numberCA 1089433 A
Classification (IPC)B01J23/14 +2 more

Timeline

Timeline From CIPO dates

1978198019821984198619881990199219941996Application filedJune 17, 1977Patent grantedNov 11, 1980Term endedNov 11, 1997

Sources & verification

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