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Expired Canadian patentCanada

Master alloy for powders

CA 1070529 A · Owner: Ford Motor Company Of Canada · Inventors: Mocarski, Stanislaw

CIPO record

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

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Abstract From the Canadian patent

A master alloy powder is formulated for admixture to an iron-based powder to provide liquid phase sintering and production of a substantially homogeneous product having the characteristics of a wrought alloy product. The master alloy powder contains at least two elements selected from the group consisting of manganese, nickel, molybdenum chromium, copper, carbon and iron. The master powder may contain additions of silicon up to 5% and rare earth metals up to 2%, either of which assist to speed up diffusion and create a more favourable liquidus-solidus relationship within the master alloy powder.

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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 January 29, 1980. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 29, 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.
Filed—
GrantedJanuary 29, 1980
Term endedJanuary 29, 1997
Patent numberCA 1070529 A
Classification (IPC)C22C1/00

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Patent grantedJan 29, 1980Term endedJan 29, 1997

Sources & verification

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