Alloys or metallic compositions – Ferrous – Nine percent or more chromium containing
Reexamination Certificate
2007-04-23
2010-10-19
Yee, Deborah (Department: 1793)
Alloys or metallic compositions
Ferrous
Nine percent or more chromium containing
C420S586100, C420S584100, C420S066000
Reexamination Certificate
active
07815848
ABSTRACT:
A corrosion resistant alloy is provided which includes, in percent by weight: (a) 16 to 24% Ni; (b) 18 to 26% Cr; (c) 1.5 to 3.5% Mo; (d) 0.5 to 1.5% Si; (e) 0.001 to 1.5% Nb; (f) 0.0005 to 0.5% Zr; (g) 0.01 to 0.6% N; (h) 0.001 to 0.2% Al; (j) less than 0.2% Ti; and (k) less than 1% Mn, trace impurities, and the balance Fe. Articles, such as flexible automotive exhaust couplings, including the present alloys are also provided.
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Crum James Roy
Eisinger Nathan Charles
Gosnay Stephen Mark
Smith Gaylord Darrell
Huntington Alloys Corporation
The Webb Law Firm
Yee Deborah
LandOfFree
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