Method of forming a mandrel

Details Method of forming a mandrel Method of forming a mandrel

1991-05-03

1992-12-22

Lowe, James

Coating processes

Mold coating

264 295, 427228, 427356, 427358, 4273855, 4274432, B05D 302, B05D 312

Patent

active

051733323

ABSTRACT:
A mandrel for manufacturing a hollow composite material body. The mandrel is formed by an homogeneous graphite felt block whose fibers are embedded in a pyrolysis carbon matrix. The densification of the arrangement of fibers forming the hollow body is carried out in a neutral atmosphere.

REFERENCES:
patent: 3557294 (1971-01-01), Dear et al.
patent: 4567007 (1986-01-01), Harder
patent: 4847063 (1989-07-01), Smith

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