Loader device and an installation for densifying stackable frustoconical porous preforms

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United States of America Patent

PATENT NO 9828670
SERIAL NO

14411575

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Abstract

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A loader device is arranged for densifying porous preforms of stackable shape by means of directed stream chemical vapor infiltration in a reaction chamber of an infiltration oven. The device comprises a support tray, a first stack having a plurality of bottom rings arranged on the support tray and a plurality of injection orifices, a second stack comprising a plurality of top rings and a plurality of discharge orifices extending between the outer periphery and inner periphery of each ring. The device includes a first non-porous wall corresponding to the porous preforms and arranged on the support tray inside the bottom rings of the first stack, and a second non-porous wall corresponding to the porous preforms extending between the bottom ring situated at the top of the first stack and the top ring situated at the top of the second stack.

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Patent Owner(s)

Patent OwnerAddress
SAFRAN CERAMICSRUE DE TOUBAN LES CINQ CHEMINS 33185 LE HAILLAN 33185

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Beauvais, Franck Saint Medard en Jalles, FR 1 6
Bertrand, Sebastien Moulis en Medoc, FR 9 106
Delcamp, Adrien Merignac, FR 16 308
Goujard, Stephane Merignac, FR 15 250

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