Method of making a seal
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United States of America Patent
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May 9, 1989
Issued Date -
N/A
app pub date -
Nov 9, 1987
filing date -
Dec 22, 1986
priority date (Note) -
Expired
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Abstract
A decompression seal mechanism has a body containing a series of cavities formed by alternate grooves and lands and formed of a porous structure deposited by a plasma spray, and means for supplying said porous structure with a positive flow of liquid lubricant and method of making the same.
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