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Flexible cryogenic conduit

United States Patent

6,003,561
December 21, 1999
View the Complete Patent at the US Patent & Trademark Office
Thomas Jefferson National Accelerator Facility - Visit the Technology Review Committee Website
A flexible and relatively low cost cryogenic conduit is described. The flexible cryogenic conduit of the present invention comprises a first inner corrugated tube with single braided serving, a second outer corrugated tube with single braided serving concentric with the inner corrugated tube, and arranged outwardly about the periphery of the inner corrugated tube and between the inner and outer corrugated tubes: a superinsulation layer; a one half lap layer of polyester ribbon; a one half lap layer of copper ribbon; a spirally wound refrigeration tube; a second one half lap layer of copper ribbon; a second one half lap layer of polyester ribbon; a second superinsulation layer; a third one half lap layer of polyester ribbon; and a spirally wound stretchable and compressible filament.
Brindza; Paul Daniel (Yorktown, VA), Wines; Robin Renee (Norfolk, VA), Takacs; James Joseph (Hayes, VA)
Southeastern Universities Research Assn., Inc. (Newport News, VA)
09/ 061,477
April 16, 1998
The United States of America may have certain rights to this invention, under Management and Operating Contract DE-AC05-84ER40150 from the United States Department of Energy.