Co-sintered multi-system tungsten alloy composite

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United States of America Patent

PATENT NO 8486541
APP PUB NO 20080102303A1
SERIAL NO

11811949

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Abstract

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A composite is produced by the steps of (a) blending a first mixture of metallic powders; (b) compacting the blended first mixture of metallic powders to a plurality of discretely shaped articles; (c) blending a second mixture of metallic powders; (d) mixing the plurality of discretely shaped articles with the blended second mixture of metallic powders to form a precursor blend; (e) compacting the precursor blend; and (f) sintering the precursor blend. The composite has a metallic matrix with embedded shapes dispersed throughout the matrix where the embedded shapes have an incipient liquid phase sintering temperature less than an incipient liquid phase sintering temperature of the matrix.

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Patent Owner(s)

  • AEROJET ROCKETDYNE, INC.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brent, Timothy J Johnson City, US 2 5
Stawovy, Michael T Cleveland Heights, US 12 39

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