C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
75/106
C22C 19/05 (2006.01)
Patent
CA 1196805
ABSTRACT OF THE DISCLOSURE Disclosed are heat resisting alumina-forming, nickel-based austenitic alloys having superior oxidation and carburization resistance, superior creep strength, good high temperature ductility, and good microstructural stability, which alloys consist essentially of (in % by weight): Cr 20-25 % Fe 10-15 % Al 3-6 % Hf 1-2 % W 1.5-3.25 % Nb 1-2 % Y 0.01- % C 0.2-0.3 % Ni balance
410627
Ayer Raghavan
Petkovic-Luton Ruzica
Ramanarayanan Trikur A.
Borden Ladner Gervais Llp
Exxon Research And Engineering Company
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