Lightweight, anti-scratch and fracture resistant material...

Details Lightweight, anti-scratch and fracture resistant material... Lightweight, anti-scratch and fracture resistant material...

2010-03-04

2011-12-27

King, Roy (Department: 1733)

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

C075S236000, C075S240000, C419S010000, C419S013000, C419S018000, C419S032000, C419S036000, C419S039000, C419S060000

Reexamination Certificate

active

08083831

ABSTRACT:
The present invention relates to a lightweight, anti-scratch and fracture resistant material for use in manufacture of jewelry prepared by sintering a powered mixture consisting essentially of 20% by weight of titanium carbide, 25% by weight of tungsten carbide, 35% by weight of titanium nitride, and balance being a binder consisting essentially of nickel, molybdenum and cobalt.

REFERENCES:
patent: 3671201 (1972-06-01), Bergna
patent: 3684463 (1972-08-01), Koelbl
patent: 4046517 (1977-09-01), Soga
patent: 4514224 (1985-04-01), Nishigaki

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