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Expired Canadian patentCanada

Fe-base build-up alloy excellent in resistance to corrosion and wear

CA 1302124 C · Owner: Yabuki, Ritsue · Inventors: Yabuki, Ritsue; Wakita, Saburo

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Abstract From the Canadian patent

Fe-BASE BUILD-UP ALLOY EXCELLENT IN, RESISTANCE TO CORROSION AND WEAR ABSTRACT, An Fe-base build-up alloy excellent in resistance to corrosion and wear is disclosed. This alloy comprises in weight percent:, C : from 0.005 t o 1.6 %. Mn : from 4 t o 28 % C r : from 12 t o 36 %. Mo : from 0.01 t o 9 %. H f : from 0.005 t o 15 %. N : from 0.01 t o 0.9 % and, optionally contained:, Si : from 0 t o 5 % Ni : from 0 t o 30 %, and, one or both of: Nb and W : f r om 0 to 6%. and, the balance being Fe and incidental impur i t i es.

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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 June 2, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 2, 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.
FiledJuly 15, 1988
GrantedJune 2, 1992
Term endedJune 2, 2009
Patent numberCA 1302124 C
Classification (IPC)C22C38/38 +1 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedJuly 15, 1988Patent grantedJune 2, 1992Term endedJune 2, 2009

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