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Title: Composite of refractory material

A composite refractory material composition comprises a boron carbide matrix and minor constituents of yttrium-boron-oxygen-carbon phases uniformly distributed throughout the boron carbide matrix.
Inventors:
;
Issue Date:
OSTI Identifier:
7243830
Assignee:
Martin Marietta Energy Systems, Inc., Oak Ridge, TN (United States) PTO; EDB-94-131814
Patent Number(s):
US 5330942; A
Application Number:
PPN: US 8-007441
Contract Number:
AC05-84OR21400
Resource Relation:
Patent File Date: 22 Jan 1993
Country of Publication:
United States
Language:
English
Subject:
36 MATERIALS SCIENCE; COMPOSITE MATERIALS; CHEMICAL COMPOSITION; BORON CARBIDES; MATRIX MATERIALS; REFRACTORIES; BORON COMPOUNDS; CARBIDES; CARBON COMPOUNDS; MATERIALS; 360601* - Other Materials- Preparation & Manufacture