Method for treating organs subject to erosion by liquids and...

Details Method for treating organs subject to erosion by liquids and... Method for treating organs subject to erosion by liquids and...

2006-01-10

2006-01-10

Koehler, Robert R. (Department: 1775)

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

C428S679000, C428S926000, C148S408000, C148S425000, C148S442000, C148S530000, C420S435000, C420S436000, C420S437000, C420S438000, C420S439000, C420S440000

Reexamination Certificate

active

06984458

ABSTRACT:
The present invention relates to a method for treating organs subject to erosion by liquids, in particular vapour turbine components, which contemplates laser plating with a cobalt-based alloy comprising chromium from 28 to 32% by weight; tungsten from 5 to 7% by weight; silicon from 0.1 to 2% by weight; carbon from 1.2 to 1.7% by weight; nickel from 0.5 to 3% by weight; iron from 0.01 to 1% by weight; manganese from 0.01 to 1% by weight; molybdenum from 0.2 to 1% by weight; possible impurities or other elements from 0 to 0.5% by weight and cobalt the complement to 100%.

REFERENCES:
patent: 3966422 (1976-06-01), Kelley
patent: 11336502 (1999-12-01), None
“Material Safety Data Sheet—Stellite Tips”, Deloro Stellite Inc., Belleville, Ontario, Canada; Prepared by L. L. Palmateer—Quality Manager; 6 sheets; Jan. 1998; Internet site—http://www.armstrongblue.com/Publications/msds—stellite—tips.htm.

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