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Canadian application, no grantCanada

Catalyst for conversion of synthesis gas into hydrocarbons

CA 2025101 A1 · Owner: Broken Hill Proprietary Company Limited (The) · Inventors: Bessell, Sandra

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

The invention relates to a catalyst composition comprising cobalt supported on a zeolite of the ZSM-5 family and additionally containing chromium. The catalyst of the invention is useful for the conversion of synthesis gas into hydrocarbons.

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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

  • Filed September 11, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 11, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 11, 2012.
  • 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 11, 1990
GrantedNo grant recorded
Term endedSeptember 11, 2010
Patent numberCA 2025101 A1
Classification (IPC)B01J23/26 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedSep 11, 1990Term endedSep 11, 2010

Sources & verification

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