Patent ID: 9228770
Filing Date: 2016-01-05
CPC Classification: F25D

Claim Text:
1. A system for cryogenically cooling at least a portion of a workpiece, the system comprising: a blanket having an exterior surface and an opposed inner surface configured to face the workpiece, wherein the inner surface of the blanket comprises a plurality of nozzles, and wherein the blanket is discrete and separable from the workpiece and is portable so as to be movable to a location of the workpiece; one or more sources of a liquid cryogen; and one or more tubes connecting the one or more sources of the liquid cryogen to the plurality of nozzles in order to permit the liquid cryogen to be sprayed upon at least a portion of the workpiece via the plurality of nozzles such that the liquid cryogen is sprayed directly onto and into direct contact with at least the portion of the workpiece.