David G Mcelwee

US Patent:

20130090228, Apr 11, 2013

Filed:

Sep 27, 2012

Appl. No.:

13/628684

Inventors:

Christopher J. Reilly - Whitinsville MA, US
Vimal K. Pujari - Northborough MA, US
Edmund A. Cortellini - North Brookfield MA, US
David M. McElwee - Newark DE, US

International Classification:

C04B 35/587
C04B 35/584

US Classification:

501 90, 501 87

Abstract:

A composite article having a body including a first phase that includes a nitride material, a second phase that includes a carbide material, and a third phase having one of an amorphous phase material with a nitrogen content of at least about 1.6 wt % or an amorphous phase material comprising carbon.