METHOD OF LOCALLY TREATING A PART MADE OF POROUS COMPOSITE MATERIAL
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United States of America Patent
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Issued Date -
Oct 1, 2015
app pub date -
Oct 8, 2013
filing date -
Oct 9, 2012
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Abandoned
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Abstract
A method of locally treating a portion of a part made of composite material including fiber reinforcement densified by a matrix, the material presenting internal pores, the method including: determining a quantity of infiltration composition as a function of a volume of the portion of the part to be treated, the infiltration composition including at least silicon; placing the determined quantity of infiltration composition in contact with pores opening out in a surface of the portion of the part to be treated; and applying heat treatment at a temperature higher than or equal to a melting temperature of the infiltration composition so as to impregnate the portion with the treatment composition and fill in the pores present in the portion.
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