Sintered SiC shaped articles and mechanical packings comprised thereof
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United States of America Patent
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Mar 11, 1997
Issued Date -
N/A
app pub date -
May 17, 1995
filing date -
Oct 17, 1990
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Abstract
Mechanically strong and reduced friction porous silicon carbide sintered shaped articles, well adapted for the production, e.g., of leaktight mechanical packings and rotating bearing seals, have a total pore volume ranging from 4% to 18% thereof, the pores of which having an average diameter ranging from 40 to 200 .mu.m.
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