Methods for making preforms for composite formation processes

Details Methods for making preforms for composite formation processes Methods for making preforms for composite formation processes

1994-06-15

1997-09-16

Derrington, James

Plastic and nonmetallic article shaping or treating: processes

Outside of mold sintering or vitrifying of shaped inorganic...

Including plural heating steps

264669, 264670, 419 5, 419 27, 419 36, 419 37, C04B 3564

Patent

active

056677421

ABSTRACT:
The present invention relates to novel methods for shaping a filler material into a porous preform and subsequently filling at least a portion of the porous preform with a second material to form a composite body. Specific aspects of the invention include novel combinations of materials to form the preform in combination with novel processing techniques for shaping the combinations of materials into a porous preform.

REFERENCES:
patent: 4818454 (1989-04-01), Urquhart
patent: 4820461 (1989-04-01), Creber
patent: 4824622 (1989-04-01), Kennedy
patent: 5153057 (1992-10-01), Corbett
Database WPI week 8636, Derwent Publications Ltd.; London, GB; AN 86-236396 & JP-A-61 166 932.
Database WPI week 8806, Derwent Publications, Ltd.; London, GB; AN 88-039312 & JP-A-62 297 427.
Patent Abstracts of Japan, vol. 15, No. 43 (C-0801) 31 /01/91 & JP-A-2 277 732.

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