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US 5,632,151 AGranted
Method for transporting cryogen to workpieces
AssigneeThe Boeing Company
InventorsAnna L. Baker, Darryl F. Garrigus
Life of this patent
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Abstract
A ceramic composite is provided comprising ceramic fibers and microparticles bound together as a porous matrix with a ceramic binder. The ceramic composite is particularly useful for transporting cryogenic fluids.
Claims7
A method for transporting a cryogenic refrigerant from a supply to a work surface, comprising the steps of:
- (a) contacting the refrigerant at the supply with a porous felted ceramic mat of ceramic fibers and ceramic microparticles bound with a sol-gel binder;
- and
- (b) transporting the refrigerant to the work surface through the mat.
Dependencies are inferred from the claim text.