Metal treatment – Process of modifying or maintaining internal physical... – Producing or treating layered – bonded – welded – or...
Reexamination Certificate
2007-09-11
2007-09-11
Ip, Sikyin (Department: 1742)
Metal treatment
Process of modifying or maintaining internal physical...
Producing or treating layered, bonded, welded, or...
C148S536000
Reexamination Certificate
active
11073624
ABSTRACT:
A copper base alloy, which is resistant or immune to carburization, metal dusting and coking, and resistant to oxidation, the alloy having the following composition (all contents in weight %):Al >0-15Si 0-6Mg 0-6one or more of the group of Rare Earth Metal (REM), yttrium, hafnium, zirconium, lanthanum, cerium) up to 0.3 wt. % each;Cu balance; andnormally occurring alloying additions and impurities. Related articles of manufacture and methods are also described.
REFERENCES:
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Hernblom Johan
Lundberg Mats
Szakalos Peter
Drinker Biddle & Reath LLP
Ip Sikyin
Sandvik Intellectual Property AB
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