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US 5,644,919 AGranted
Cryogenic cold storage device
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.
Claims4
A refrigerator for the cold storage of samples, comprising:
- (a) a compartment having a body defining a storage cavity with an opening on one face and having an integral stopper attached to the body;
- (b) a cryogenic dewar including a throat sized to receive the stopper;
- and
- (c) at least one door attached to the body and movable between an open position permitting access to the cavity and a closed position, wherein the stopper is adapted for wicking cryogenic liquid from the dewar to the body to cool the cavity.
1 more element
Dependencies are inferred from the claim text.